Browse Editions : 2004
Title Author Edition
Recycling of precious metal catalysts

Christian Hagelüken Michel Verhelst, Umicore Precious Metals Refining

2004 / Catalysis

A look at the best available technologies for efficient and environmentally sound recycling of complex spent catalysts used in both oil refining and petrochemical processes



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Catalyst bed protection
Damien R MacCord, RPA Process Technologies

 

2004 / Catalysis

Liquid filtration systems protect fixed-bed reactors from contamination, leading to extended catalyst life and longer run lengths. Major factors to consider when selecting a filtration system are discussed

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Assessing catalyst quality

Pierre Dufresne Fréderic Jardin François Locatelli, Eurecat SA

2004 / Catalysis

Increases in ultra-low sulphur fuel production will require new catalytic tests to assess the reusability of regenerated HDS catalysts. New surface area and activity correlations needed for these tests are discussed


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Maximising hydrocracker profitability Mike Gunter Criterion Catalyst Company
Diana Altrichter Zeolyst International

 

2004 / Catalysis

Hydrocracking unit product quality and yields improve with stacked bed loading technology. The catalysts loaded in each bed are customised for changes in reactor conditions encountered throughout the unit’s typical run length


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Raising FCC catalyst circulation Warren Letzsch David Banks, Stone & Webster Inc

 

2004 / Catalysis

Extra cat feed and increased profits with quality products can come from improved catalyst circulation as a result of better slide-valve pressure differential, optimised standpipe diameter and withdrawal well design



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Pre-treatment improves FCC performance
Per Zeuthen Haldor Topsøe A/S

 

2004 / Catalysis

Feedstock hydrotreatment catalyst provides improved HDS and HDN activity at various unit operating pressures. The resulting economic benefits are gained through better product yield structures and longer pre-treatment cycles


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Maximisation of FCCU LPG olefinicity

José Marchena José Manuel Llanes Mari Fe Elía CEPSA
Sergio Sobrinos Fernando Sánchez Grace Davison

2004 / Catalysis

A 35 per cent increase in C3/C4 olefins yield was achieved by a refinery in Spain using the right combination of operating variables, additives and catalysts without changing the reactor-regenerator configuration


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Advanced FCC catalysts for VGO applications

Ray Fletcher Akzo Nobel Catalysts bv

2004 / Catalysis

High-accessibility catalysts allow more difficult feedstocks to be processed through the FCC. These new formulations can add considerable value to refiners running more conventional feeds, but who may have hardware or operating constraints limiting unit performance



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Optimising FCC unit performance

Hugh Niblock BP
Marius Vaarkamp Maarten van Vliet Engelhard Corporation

2004 / Catalysis

 Additive currently used in several FCC units increases conversion and gasoline yield without exceeding coke or gas limits. The resulting operating flexibility provided by the additive at an Australian refinery is discussed


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FCC catalyst evaluation Sanjay Bhargava KBC Advanced Technologies Ltd

 

2004 / Catalysis

A post audit at a Japanese refinery using a proprietary FCC model and catalyst-evaluation methodology determines a real improvement in profitability. The methodology for isolating the effect of catalyst alone on FCC yields is discussed



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Gasoline sulphur removal and olefins reduction

Fang Xiangchen Zhao Leping Hu Yongkang FRIPP/SINOPEC
Guo Hongchen Dalian University of Technology

2004 / Catalysis

Newly developed olefins-to-aromatic-and-alkylate technology significantly reduces the amount of sulphur and olefins in full-range FCC gasoline, resulting in higher gasoline yields and low road octane


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Advances in hydrogen plant catalyst Peter V Broadhurst Johnson Matthey Catalysts

 

2004 / Catalysis

Catalysts have a significant impact on steam-reforming plant rate and reliability. Catalyst selection depends on feedstocks, operating conditions and reformer design. Important criteria include activity, shape and size of the catalyst


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Optimised hydrogen production Jürgen Bezler Süd-Chemie AG, Catalytic Technologies

 

2004 / Catalysis

This article describes advances in steam-reforming catalysts for meeting the increased demand for hydrogen in refinery operations. Retrofit options such as installation of a pre-reformer are also discussed



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A forward look at the refinery of the future Calvin B Cobb Invensys Inc

 

2004 / Q2

A forecast of the way business and operating fundamentals in a long-established industry are likely to affect future technical applications. The author sees present and emerging technology providing the adaptability to deal with plant disruptions



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Refinery hydrogen Management Ruth A Davis and Nitin M Patel Air Products and Chemicals Inc

 

2004 / Q2

Managing current hydrogen infrastructure and planning for future requirements requires careful selection of the best combination of recovery, expansion, efficiency improvements, purification and new H2 supply options



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Selecting partial oxidation in refining Peter Hatchman and Martin Williams BP
Tony Collins Simon Minge Mike Berg BOC

 

2004 / Q2

BP’s refinery at Brisbane is meeting clean fuels specifications as a result of improvements to key process units. Collaborative efforts have increased hydrogen production from partial oxidation, including the use of heavier feedstocks


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Hitting ULS targets through hydrogen management

Wolfgang Hofer, OMV AG
Ian Moore , Aspen Technology Inc
Paul R Robinson , Air Liquide America

2004 / Q2

Simulation, optimisation and identification of projects for the hydrogen system at an Austrian refinery has helped to improve its potential of over †5 million a year. The authors describe the methodology applicable to hydrogen networks


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Handling vent gases in sulphur plants Mahin Rameshni Parsons Energy & Chemicals Group Inc

 

2004 / Q2

A review of methods to reduce emissions from vent gas systems such as sulphur storage tanks and SO2 streams. Ways to increase sulphur recovery capacity, and the design criteria for achieving emissions requirements, are also discussed

 
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Role of carbon capture in CO2 management

Tony Creek Foster Wheeler Energy Ltd

2004 / Q2

Gasification of low-value refinery residuals could be used to raise utilities and hydrogen, allowing the relatively easy capture of half the plant’s CO2 emissions. LP modelling also helps to examine balances between SOx and CO2 emissions



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Reducing gasoline sulphur with additives Michael K Maholland Intercat Equipment Inc

 

2004 / Q2

Evolution of regulations in an era of limited capital has led to the development of catalyst additive technologies to reduce FCC gasoline sulphur. These additives can help to avoid more expensive sulphur-reducing options such as pretreatment



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Tradeoffs: unit availability vs capital expenditure

Marty Moran and Hollis Bond Clockwork Solutions

2004 / Q2

An analysis process helps to determine production bottlenecks as they affect availability and reliability. In this case, it will help to determine how a given amount of capital could be optimally spent to increase gasoline pool availability



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HDS benefits from plate heat exchangers

Peter Barnes PBA Consulting
Pierre-Xavier Bussonnet and François Reverdy Packinox

2004 / Q2

Case studies illustrate benefits of plate heat exchangers versus shell and tube heat exchangers in hydrodesulphurisation units. Direct benefits include significant reductions in the operating duty of fired heaters and product coolers
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Mechanical equipment and the ATEX Directives

Andy Hollins ABB Engineering Services

2004 / Q2

European Union requirements for operating mechanical equipment in potentially flammable atmospheres present major compliance issues for users and suppliers. This article provides guidelines for the appropriate measures to ensure compliance



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Worldwide trends in RAM improvement J Patrick Williams KBC Advanced Technologies Inc

 

2004 / Q2

A review of the improvements in plant reliability, availability and maintenance that have taken place to ensure better and sustainable results in a competitive market. Proactive, risk-based strategies are presented, with case studies


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Maximising gas plant capacity

Tony Barletta and Scott Fulton Process Consulting Services Inc

2004 / Q2

Water entrapment and foaming must be avoided to maximise LPG recovery and minimise downstream unit contaminants. Fundamental process and equipment design principles that cause water entrapment and foaming are reviewed




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Fluidised catalytic cracker hydrotreater revamp

Raj Patel Haldor Topsoe Inc
Howard Moore Harrell Duff Brian Hamari Marathon Ashland Petroleum LLC

2004 / Q2

Primary revamp of reactors, exchangers and other FCC pretreater components provided return on investment for a complex refining facility. Improved FCC yields, even from heavier feedstocks, increased the facility’s ULS fuels capacity


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Alternative routes to paraxylene production Jacques Rault Christian Dupraz Françoise Montecot Axens

 

2004 / Q2

An integrated refining and petrochemical approach to paraxylene manufacture from various feedstocks, such as excess aromatics in reformate or pyrolysis gasoline. A paraxylene production complex is reviewed and its component units described


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New technology to produce ethyl acetate Mike Tuck and Mike Ashley Davy Process Technology

 

2004 / Q2

Ethanol dehydrogenation to ethyl acetate allows a wider choice of feedstocks. Miniature process units reproduced the conditions for a full-scale plant with modules to investigate factors of process development and engineering design


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Membrane separation for clean fuels Xinjin Zhao and Gautham Krishnaiah Grace Davison
Todd Cartwright CB&I Process and Technology

 

2004 / Q3

 An illustration of how membrane separation technology can be integrated into a clean fuel strategy at low capital cost relative to hydrotreating. Effective sulphur removal from certain naphtha streams, avoiding the octane penalty, is described

 
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Fundamentals of ULSD Production Salvatore Torrisi, Jr, and P Michael Gunter Criterion Catalysts & Technologies LP

 

2004 / Q3

Determining the best course for producing ULSD depends on four factors – chemistry, composition, reaction conditions and catalysis. Guidelines are offered for effective strategies and for deciding how to optimise future ULSD operations


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The role of hydrogen in clean fuels Visnja Gembicki Cara Roeseler Chris Anderle Neriman Baykal-Agosta Terry Adamopoulos UOP LLC

 

2004 / Q3

A typical refinery configuration is used to show changes in the utilisation of hydrogen from 1990 to the present, with a look into the future. Process strategies to achieve more efficient use of hydrogen under future regulations are presented



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Pretreatment of resid FCC feedstocks Byron G Johnson ConocoPhillips Company
Brian M Moyse Haldor Topsoe Inc

 

2004 / Q3

How a refinery optimised hydrogen consumption to raise API “shift”, enhancing FCC economics. The effect of heavy feedstock reactivity on the operation of refinery units, and its impact on current and future operations, is discussed



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Chemical treatment to solve FCCU problems

Sandra Garcia-Swofford Nalco Energy Services

2004 / Q3

From fouling and catalyst carryover to high feed nickel levels and varying feed qualities, FCCU problems can be solved quickly and cost effectively, says the author, through a well-designed and properly applied chemical programme 



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A range of options for resid conversion Warren S Letzsch and John Lauritzen Stone & Webster Inc

 

2004 / Q3

Resid cracking through the FCC can be cost effective with improvements in hardware, catalyst and operational knowledge. Strategies for processing residual streams with units working in full and partial combustion modes are discussed



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Statistical process control in FCC operations

J W (Bill) Wilson Barnes & Click Inc

2004 / Q3

Statistical process control techniques can be used in analysing and monitoring FCCUs. The author gives examples of the use of XmR charts in evaluating catalyst performance data and coke yield, and reviews other possible applications



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FCC additive demonstrations: Part 1

Guido W Aru Intercat Inc

2004 / Q3

A review of the issues associated with the FCC additive testing, data collection and analysis required by the US Environmental Protection Agency’s consent degrees. There are lessons for refiners in successful testing and demonstration


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Inner workings of the FCC stripper Henrique S Cerqueira Claudia M L A Baptista José M Fusco
Petrobras Research and Development Center (CENPAS)

 

2004 / Q3

Based on large-scale pilot plant and commercial FCC data, the authors consider the influence of operational variables in catalyst stripability, including the use of sampling and radiotracer techniques


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Advantages of profit centred maintenance

Jeffrey Ray Fluor

2004 / Q3

An explanation of how profit centred maintenance can be implemented in an existing facility, and how it can virtually pay for itself using systematic failure elimination and performance-based contracting


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Producing low sulphur gasoline

Adrian Humphries Pieter Imhof Chris Kuehler Terry Reid
Akzo Nobel Catalysts LLC

2004 / Q3

A practical and economic comparison of crude quality, pre-treating, post-treating, FCC additives and sulphur credit options. Solutions to meeting future gasoline specifications could involve a combination of these options 



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Compressor vibration Analysis

A Eijk TNO TPD
Georg Samland Nicole Retz Daniel Sauter Burckhardt Compression AG

2004 / Q3

Compressor manifold vibration analysis can be done economically using a finite element substructuring technique generated from CAD models of compressor parts. Examples are given, demonstrating an accurate analysis according to API 618



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Centrifugal compressor operations

Tony Barletta and Scott W Golden Process Consulting Services Inc

2004 / Q3

The wet gas compressor is used as an example in this article reviewing compressor performance, operating conditions and basic control philosophy – an aid to understanding the interactions influencing compressor performance and control



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Choosing a neutralising amine corrosion inhibitor

Philip R Petersen Petersen Consulting
Samuel A Lordo and Gregg R McAteer Nalco Company

2004 / Q3

A review of physical and chemical properties of commonly used amine-based corrosion inhibitors. The authors highlight the relative strengths and weaknesses of amines, particularly with regard to corrosion caused by hydrochloric acid



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Further advances in light hydrocarbon fractionation

Waldo de Villiers and Jose Bravo, Shell Global Solutions (US) Inc
Peter Wilkinson, Shellglobal Solutions International
Daniel Summers, Sulzer Chemtech

2004 / Q3

Recent developments in high capacity distillation trays focus on increasing capacity in fixed tower sizes in refineries and chemical plants. C2 and C3 splitter revamp case studies illustrate the potential of improved fractionation technology

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Engineering gas-to-liquids projects – Part 1 Simon C Clarke Foster Wheeler Energy Ltd

 

2004 / Q3

An insight into the R&D, optimisation and engineering activities needed to take Fischer-Tropsch pilot plant data through all development stages, from “ballpark” scoping to the more detailed levels of engineering definition



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Repositioning pygas, octane and toluene

Mark Fisler Chemical Market Associates Inc

2004 / Q3

Sulphur regulations are exerting new pressure to retain aromatics in the gasoline pool. As a result, new molecules may need to be sourced for aromatics. The author discusses how current and future configurations will be used to meet demand


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Light crude oil Treatment

Felipe Suarez and Herbert Wizig Merichem Chemicals & Refinery Services LLC
Liu Youchao China National Petroleum Corporation
Jack Zhang Jackson International Inc

2004 / Q4

A review of caustic treating technologies useful in the removal of volatile sulphur from sour light crudes. The authors describe how the caustic treatment of light crude oil at facilities in Kazakhstan has been profitable and economically sound


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Refinery oxidative Desulphurisation

Chris Gosling V A Gembicki Ron Gatan UOP LLC
Agostino Cavanna Eni SpA Daniele Molinari and Franco Baldiraghi EniTecnologie SpA

2004 / Q4

A study of the economics of applying oxidative desulphurisation technology, with its dependence on the operating pressure of existing hydrotreating capacity. Two case studies show how this new route can form an effective ULSD strategy



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Sulphuric acid alkylation reactor upgrade Steven Ackerman and Paul W Kamienski ExxonMobil Research and Engineering Company, USA
Kate D Hart and Derek R Styles ExxonMobil Refining and Supply, Australia

 

2004 / Q4

Upgrading of the sulphuric acid cascade alkylation reactor-settler system at an Australian refinery decreased acid consumption significantly and increased product octane. Reactor temperature was reduced and acid circulation increased



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Upgrading heavy oils with new catalyst technology

Balbir Lakhanpal Darryl Klein Park Leung Advanced Refining Technologies LLC
Bruno Tombolesi Grace Davison
Józef Kubiak Polski Koncern Naftowy SA

2004 / Q4

Heavy oil upgrading performance and profitability have been improved at a refinery in Poland by a new low sediment ebullating bed resid catalyst technology. The authors report improved unit conversion and reduced need for HCO diluents



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FCC additive demonstrations Part 2

Guido W Aru Intercat Inc

2004 / Q4

An overview of additive technology for reducing SOx and NOx emissions, and a review of CO combustion promoter technology and performance at a refinery. Reduction mechanisms and other factors affecting performance are described



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Improving hydrotreater performance Ken J Mills Saint-Gobain NorPro

 

2004 / Q4

An account of the way ceramic technology can reduce hydrotreater operating cost and downtime by lowering the initial pressure drop. Use of dual function ceramic media also allows for the initial removal of nickel and vanadium


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Improving crude switching control

Ariffen Adnan and Nyonya Md Sani Petronas
Seung Yun Nam and Y Zak Friedman Petrocontrol

2004 / Q4

Crude unit advance process control has lucrative potential, provided it performs when it is most needed: during crude switching disturbances. The authors describe how one company is using first principles inferential modelling in crude switches 



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Causes of fouling in hydroprocessing units

Tai-Sheng Chou H2Advance

2004 / Q4

Costly unscheduled hydroprocessing unit turnarounds caused by fouling can be prevented. This study explores the root cause of process fouling mechanisms and suggests cost-effective means for implementing mitigation strategies


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Crude oil and quality Variations

Larry N Kremer Baker Petrolite Corporation

2004 / Q4

An assessment of the impact of crudes on operational and product quality, with an explanation of the way in which the crude oil supply chain, combined with the sources of many crude constituents, affects production



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Maximising plant Availability Arturo Grimaldi Andrea Polacchi Claudio Bonventre Technip-Italy SpA

 

2004 / Q4

With a growing demand in the petrochemical industry for extended plant availability, the authors demonstrate how a new design practice was applied to a hydrocracker revamp that maximised the technical availability of the unit


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ULSD problems and Solutions

Scott Sayles Jim Bailor Robert Ohmes KBC Advanced Technologies Inc

2004 / Q4

A review of the common pitfalls in scoping, designing, implementing and operating ULSD units. The authors offer various solutions, ranging from optimising hydrogen partial pressures to avoidance of recombination reactions


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Foam control in crude units

Tony Barletta and Edward Hartman Process Consulting Services Inc
David J Leake EGS Systems Inc

2004 / Q4

Installation of vortex tube clusters in crude unit preflash drums has eliminated foam carry-over, increasing diesel and atmospheric gasoil product yields. By avoiding preflash drum replacement, these retrofits have cut revamp investment



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Increasing vacuum tower performance Mark Pilling Nina Prohorenko Alan Szymanski Sulzer Chemtech USA Inc

 

2004 / Q4

Advantages of using gravity flow liquid distributors in services where, historically, spray nozzles have been used, specifically in refinery vacuum tower wash sections where liquid entrainment must be avoided if capacity is to be increased 



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Engineering gas-to-liquids projects – Part 2

Simon C Clarke Foster Wheeler Energy Ltd

2004 / Q4

A selection of profitable contracting strategies for capital-intensive GTL projects. The author reviews how GTL projects have evolved, from their inception through the various stages of engineering and study to the award of an EPC contract



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Optimising plant turnarounds Shaun Dyke PetroQuantum BV

 

2004 / Q4

An outline of the various steps that need to be taken to improve turnaround performance, specifically addressing key activities, controls, timeframes and the management of risk that constitute turnaround best practice



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Saving hydrocarbon vapour loss Dhilipkannan Natarajan Indian Petrochemicals Corporation Ltd

 

2004 / Q4

A description of modifying pressure control strategies to avoid n-hexane solvent loss in a process unit’s intermediate storage vessels. A new control philosophy was implemented to improve the existing split-range pressure control strategy



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FCC gas plant stripper capacity

Dave Langdon, Total Lindsey Oil Refinery (LOR) Ltd
Tony Barletta and Scott Fulton, Process Consulting Services Inc

2004 / Revamps

Deethaniser operating difficulties can be caused by water phase formation, water entrapment, foaming and other factors.  "Short-term" capacity improvements implemented at one refinery were able to eliminate these difficulties.
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Revamping automation systems

Terry Gebert, Ronnie Villarreal and Frank R Whitsura, Honeywell

2004 / Revamps

To achieve a safe and profitable upgrade, the many factors affecting revamp project scope must be taken into account.  The authors focus on the automation components that maximise performance of process equipment.
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Process Equipment specification and selection

Christopher F Dean, Saudi Aramco
Scott W Golden and Richard E Pulley, Process Consulting Services

2004 / Revamps

Process design as well as equipment specifications and selection can cause unintended problems following unit revamps.  Identification of the true constraints may result in significant capital savings.
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Conditions influencing coke formation

Tony Barletta, Process Consulting Services Inc

2004 / Revamps

Hotspots in fired heaters can lead to accelerated rates of coking and tube failure.  Two examples show how integrating fireside and oil-side calculations can help identify and correct conditions leading to high localised peak flux rates.
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Steam reboiler system operations

Ken Weston, CITGO Petroleum Corporation
Steve White, Process Consulting Services Inc

2004 / Revamps

Basic heat exchange principles are used to explain gas plant thermosiphon reboiler hydraulic constraints.  Field measurements help clarify "off-design" operations that were not apparent and were causing high condensate levels.
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Producing sulphur-free diesel

Gordon Low Haldor Topsoe Inc
Jamie Townsend and Tim Shooter BP

2004 / Revamps

A systematic approach to revamping a low-pressure HDT. 10 ppm diesel production at the BP Coryton refinery was possible without the expense of building a new high-pressure unit.
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Vacuum ejector performance break

Norm Lieberman, Process Improvement Engineering
Edward Hartman and Daryl Hanson, Process Consulting Services Inc

2004 / Revamps

Understanding vacuum ejector performance is the key to maintaining reliability and distillate yields.  A low VGO yield may result from a breaking ejector system, but bypassing a fouled inter-condenser can restore lost yield.
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Targeting overhead exchanger failures

Richard Mathers, Nalco Energy Services LP

2004 / Revamps

A complete risk assessment of severe crude unit overhead corrosion reduced corrosion-related failures.  Costly equipment upgrades were avoided and significant savings generated without any increase in operating expenditure.
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Refocusing on refinery profit

Simon Calverley, KBC Process Technology Ltd

2004 / Q1

Value-generating strategies must be balanced between profit focus, yield constraints and cost savings.  Techniques presented here consider increasing profit from yields, balanced against energy costs. 
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Improved control of fluegas emissions

Jeffrey Sexton, Marathon Ashland Petroleum
Nicholas Confuorto, Belco Technologies Corporation
Michael Barrasso, BOC Process Gas Solutions

2004 / Q1

A proprietary selective low temperature oxidation technology combined with a wet scrubbing system, was applied to a refinery's FCC unit regenerator fluegas, resulting in maximum NOx reduction with no loss of SOx scrubbing performance.
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Balancing octane and hydrogen with ULS fuels

Jay Ross, Axens North America

2004 / Q1

Options for improving older, semi-regenerative catalytic reformers and new CCR based reformers, combined with more effective isomerisation, allow refiners to process straight run and cracked stocks while adding more octane to the gasoline.
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Using process technology to increase clean fuel yields

Vasant P Thakkar, Tom N Kalnes, Terry L Makrer, UOP LLC

2004 / Q1

A new approach to the treatment of FCC feed that increases ultra low sulphur diesel yield is shown in an Asian refinery case study.  The method breaks the link between hydrogenation and cracking functions and offers a three-year payback.
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Approaches to alkylation: a world review

Pamela S Pryor, Stratco.

2004 / Q1

Developments in alkylation technology are being influenced by many factors - not least, fuel specifications - and at a time when many refiners are considering conversion of HF units for safety reasons, alkylation capacity must be increased.
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Justification of online optimisation

Lee Turpin, Aspen Technology Inc

2004 / Q1

Defining the optimisation problem and creating a computer model to generate benefits in different scenarios will result in a reliable estimate of what is achievable through the implementation of online optimisation.
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An alternative option for producing light olefins

Amy S Len and Tony Pavone, SRI Consulting

2004 / Q1

Examination of a process using a fluidised catalytic reactor system to convert low value feedstocks into higher value propylene and ethylene products.
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Advanced process control re-engineering.

Ulrich Rejek and Blaine Tookey, BP Oil
Steve Park, Sean Goodhart, Steve Finlayson, Applied Manufacturing Technologies

2004 / Q1

Update on a refinery's model predictive control application that resulted in maximised FCCU feed while the unit was pushed against key constraints such as regenerator excess oxygen and main fractionator reflux temperature.
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Advanced control for solvent extraction

Bruce Wilson, Suncor Energy Products Inc
Birendra Das Biswas, Aspen Technology Inc

2004 / Q1

A case study of multivariable control in a BTX solvent extraction unit.  It includes a process overview with an examination of controller design and sub-controller concepts, together with a reference to future improvement with automated testing.
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Online optimisation to improve performance

Jay Jackson, Mike Piatt, Charles Timmons, CITGO Refining and Chemicals LP
Paul Fountain and Randy Wagler, Honeywell Hi-Spec Solutions

2004 / Q1

An account of how a refinery, using an online optimisation system for maximising production and increasing operational flexibility, improved its profitability by increasing throughput, reducing costs and improving product quality.
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Making the most of asset performance.

Mark Dolphin, Datastream Systems

2004 / Q1

Described as a new tool in the war agains inefficiency, asset performance management (APM) is intended to ensure that the most appropriate systems are in place to provide key information at the right time to the right people.
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Selecting key performance indicators for strategy

Richard Beck and Rod Oliver, Meridum Inc

2004 / Q1

Measuring and using the right key performance indicators aligned with specific objectives, linked to overall corporate objectives, can improve reliability and asset performance work processes and strategies in the petrochemical industry
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Modularised technology for GTL applications

J Richard Hensman and Mike Ashley, Davy Process Technology

2004 / Q1

A new gas-to-liquid plant designed to convert natural gas to liquid fuel or syncrude has shown how technical developments, such as smaller reformers, can bring efficiency, simplicity and reduced plant size and improve quality of product.
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Producing fuels from Fischer-Tropsch Waxes

Zhong Zhou, Yulong Zhang, John W Tierney, Irving Wender, University of Pittsburgh

2004 / Q1

Hybrid catalysts made by combining zeolites with platinum-promoted tungstate-modified zirconia provide a promising way to obtain higher catalytic activity and higher selectivity for desired fuel products.
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Increasing value from steam cracker olefin streams

Marco Tagliabut, Marco Ferrari, Paolo Pollesel, EniTecnologie SpA

2004 / Q1

The autors present two different strategies for increasing the value of C4-C5 streams from steam cracking, by conversion into BTEX aromatics or propylene: a technology based on two novel catalysts is described.
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