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| Tail gas catalyst performance: part 2 |
Michael Huffmaster, Consultant
Fernando Maldonado, Criterion Catalysts |
2014 / Q4 |
The second part of a two-part account of time and temperature effects on tail gas catalyst performance gives a background to reaction modelling and pilot plant studies.
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| Predicting future FCC operations via analytics |
Patrick J Christensen, Touseef Habib, Thomas B Garrett and Thomas W Yeung, Hydrocarbon Publishing Company |
2014 / Q4 |
Data analysis enables a company to take advantage of patent information to unveil underlining development trends for formulating technology strategies for future markets
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| Predicting reactive heavy oil process operation |
Glen A Hay, Herbert Loria and Marco A Satyro, Virtual Materials Group, Inc
Hideki Nagata, Fuji Oil Company Ltd |
2014 / Q4 |
Characterisation of feed and product yields through component structures for better understanding and prediction of operations
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| Integrated hydrogen management |
Sasa Polovina, Danijela Harmina and Ana Granic Sarac, INA Rijeka refinery |
2014 / Q4 |
Redesigning an existing hydrogen system leads to an integrated, reliable and flexible supply
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| Structured packing in a CO2 absorber |
Ralph Weiland and Nathan Hatcher, Optimized Gas Treating, Inc |
2014 / Q4 |
Solvent regeneration is the biggest energy consumer in an amine treating unit but efforts to minimise energy consumption should be made cautiously
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| Reflux in a gas dehydration plant |
Sajad Mirian and Hossein Anisi, Nitel Pars Co (Fateh Group)
Xiang Yu, Hengye Chemical Co
Sepehr Sadighi, Research Institute of Petroleum Industry |
2014 / Q4 |
Gas dehydration by adsorbent processes may lead to the damaging regeneration reflux phenomenon during adsorbent regeneration
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| Override control of fuel gas |
Rainer Scheuring, Cologne University of Applied Sciences
Albrecht Minges and Simon Griesbaum, MiRO Mineraloelraffinerie Oberrhein
Michael Brodkorb, Honeywell Process Solutions |
2014 / Q4 |
When natural gas was to be added to a refinery's fuel gas system, detailed dynamic simulation of the new system ensured stable operation and a shorter start-up period
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| 'Snakes and ladders' for maximising propylene |
Bart de Graaf, Mehdi Allahverdi, Martin Evans and Paul Diddams, Johnson Matthey Process Technologies |
2014 / Q4 |
Changes in process conditions in tandem with ZSM-5 additives widen the potential for petrochemicals production from the FCC unit
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| Troubleshooting a C3 splitter tower Part 1: evaluation |
Henry Z Kister, Fluor
Brian Clancy-Jundt and Randy Miller, PetroLogistics |
2014 / Q4 |
Distillation trays are prone to channelling and multi-pass maldistribution in large diameter towers. Multichordal gamma scanning is key for solving such problems
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| Overcoming tight emulsion problems |
Hernando Salgado, Cartagena Refinery, Ecopetrol
Luis Marino, Ramgus SA - Pall Corp
Rosangela Pacheco, Barrancabermeja Refinery, Ecopetrol |
2014 / Q4 |
A refiner's trials of a membrane coalescence mechanism were scaled up to plant level and delivered significant product recovery from tight aqueous emulsions
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| Enhancing bottoms cracking and process flexibility |
Yee-Young Cher, Rosann Schiller and Jeff Koebel, Grace Catalysts Technologies |
2014 / Q4 |
Catalyst designed with advanced zeolite stabilisation technology provides selective conversion of heavy FCC feed molecules
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| Preventing emissions in coke removal |
Artur Krueger, Bernd Lankers and Josef Wadle, TriPlan AG |
2014 / Q4 |
A closed, automated coke removal system aims for gains in environmental, economic and safety performance
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| Troubleshooting steam ejectors |
Norman Lieberman, Process Improvement Engineering |
2014 / Q4 |
Some causes and practical solutions concerning problems with refinery steam vacuum ejectors
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| Asphalt quality prediction and control |
Zak Friedman, Petrocontrol |
2014 / Q4 |
With knowledge of heavy vacuum gasoil cut-point and asphalt density, asphalt quality can be inferred
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