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Exploiting excess catalyst activity (TIA)
Oct-2015
A refinery in the Asia Pacific region has reported an annual $1.5 million increase in ultra low sulphur diesel (ULSD) margin from leveraging excess catalyst ...
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Securing fuel supply and reducing GHG emissions
Apr-2008
Six strategic options are available to refiners to satisfy future energy and environmental requirements in the light of surging oil prices and public concerns ...
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Unload the SRU to reduce plugging problems and operating costs
May-2015
A crude oil refinery may need additional sulphur recovery capacity for any of a combination of reasons:
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Dealing with depleting sour gas reserves Part 2
Oct-2015
Gas plants in western Canada will have to evaluate their sulphur recovery units for future turndown operation as sour gas production falls.
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Hydrotreater revamps for ULSD fuel
Oct-2003
Scope and capital investment for revamping an existing diesel hydrotreater to meet the 15wppm sulphur standard. The base design is typical of hydrotreaters ...
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Utilising the checkerwall as a 
static mixer to improve SRU 
process performance
Oct-2010
A little more than a decade ago, as Blasch Precision Ceramics began to steadily grow their hex head ferrule business, they began to field requests from ...
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Residuum hydrocracking: chemistry and catalysis
Aug-2019
Significant advances have been made in understanding the hydrocracking chemistry of residuum oils and in the catalytic systems required for deep conversion ...
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Technology selection for a natural gas plant
May-2019
Selecting equipment for a sulphur block requires balancing technical performance and costs, as well as local conditions and regulations.
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APC in a mild hydrocracker fractionator
Jul-2017
Advanced process control of a mild hydrocracker can save millions of dollars annually by maximising kerosene and/or diesel
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New step-out hydroprocessing technology
Mar-2013
Haldor Topsøe has recently commercialised a new hydroprocessing technology designated HyBRIM. This production technology is launched eight years after ...
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Putting a better spin on combustion
Jul-2013
How the incorporation of a mixing checkerwall can increase acid gas enrichment plant capacity, eliminating the need for additional train
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The age of turbulence: charting a course for refiners to a profitable future
Nov-2012
Relentless turbulence has profoundly affected the global refining landscape in recent years. Moreover, the turmoil is likely to continue unabated in the ...
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Flexible thinking for capital projects
Jun-2017
Conventional project planning and execution may not be the best approach for gas treating and sulphur recovery installations.
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More yellow stuff, where do we put it?
Feb-2014
Increasing flexibility for disposing of excess sulphur. Mega projects, mostly in the Middle East region, have dominated discussions involving sulphur recently. ...
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Jul-2014
Refinery profitability may be improved by operating with a cheaper crude oil diet though, in practice, this is harder than it sounds. Cheaper crudes are ...
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Start-up and shutdown issues in sulphur processing
Nov-2020
Knowing the limitations of the sulphur unit and what may occur during start-ups and shutdowns helps to prevent damage.
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Meeting low sulphur diesel challenges
Dec-2017
Liquid stream hydroprocessing technology enabled a refiner to meet fast-changing diesel sulphur specifications and process a wide variety of feedstock ...
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Progress in tail gas treatment (TIA)
Oct-2016
The requirement to meet ultra-low SO2 emission standards, even lower than World Bank limits, is becoming more and more prevalent for new natural gas developments ...
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Boosting mild hydrocracking performance
Aug-2020
Optimising its mild hydrocracking operations using new catalyst developments enabled a refinery to meet more complex targets for fuel quality.
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Overcoming clean fuels challenges
Jan-2016
Improvements in FCC pretreat catalyst systems enable refiners to meet ultra-low sulphur gasoline regulations and increase diesel output.
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Cleaning amine units cost effectively
May-2021
Heat stable salts are dissolved or avoided by chemical products and cleaning methods during operations and turnarounds.
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Apr-2017
An evaluation of schemes to improve firing efficiency and ensure the reliability of combustion equipment
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IMO 2020 — the deadline approaches
May-2019
How is the refining industry reacting to the shake-up with less than a year to go? The refining industry has responded to the forthcoming IMO 2020 lower ...
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Implementing advanced technologies for crude to chemicals projects (ERTC)
Dec-2019
According to the IEA, already a major component of the global energy system, the importance of petrochemicals is continuing to grow.
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Low cost gasoline from low octane feed
Sep-2018
Naphtha and methanol are the feedstocks for production of high octane, 
low cost gasoline.
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New direct oxidation process for sulphur recovery
Apr-2008
First tests are due to be carried out this year on a newly developed catalyst. An offshore demonstration unit is to be used to recover sulphur from acid ...
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Improving hydrotreater reactor performance
Jul-2008
Case study of a kerosene hydrotreater shows that combining new and old technologies - a unique inlet diffuser with Raschig rings - can significantly improve ...
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A novel process to reduce aromatics and benzene in reformates
Oct-2009
A catalytic scheme for reducing the aromatics and benzene content in reformates without octane barrel loss uses existing reforming units at Moscow Oil ...
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Revamping hydrogen and sulphur plants to meet future challenges
Oct-2009
Revamp opportunities for hydrogen and sulphur plant operations in the era of clean fuels production offer significant benefits for refiners
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Utilising the checkerwall as a 
static mixer to improve SRU 
process performance
Oct-2010
A little more than a decade ago, as Blasch Precision Ceramics began to steadily grow their hex head ferrule business, they began to field requests from ...
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History and origins of sulphur blocking
Oct-2011
Although sulphur blocks may not always be the first thing to come to mind when asked to consider the critical components of a hydrocarbon processing operation, ...
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Putting a better spin on combustion
Jul-2013
How the incorporation of a mixing checkerwall can increase acid gas enrichment plant capacity, eliminating the need for additional train
-
Dealing with depleting sour gas reserves: Part 1
Jul-2015
Depletion of sour gas production in western Canada means that gas plants will have to evaluate their sulphur recovery units for future turndown operat ...
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Sep-2015
In the highly competitive refining market, profitability is not a benefit of successful business, but rather a necessity to sustainable business.
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Treatment programme overcomes high TAN problems
Oct-2015
Processing high TAN crude with low sulphur shale oil presented challenging corrosion problems for a refiner.
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Regenerable tail gas treatment
Nov-2016
Cost assessment of tail gas treating technologies that recycle H2S or SO2 to the Claus unit.
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Mar-2017
Market for short stroke moderate speed reciprocating compressors in downstream process gas compression
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Certifying sulphur in automotive fuels and monitoring chlorine for corrosion mitigation
May-2017
With the high volatility in crude prices leading to uncertainty in budgets, refiners are seeking new, innovative ways to respond to the industry’s dynamic ...
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APC in a mild hydrocracker fractionator
Jul-2017
Advanced process control of a mild hydrocracker can save millions of dollars annually by maximising kerosene and/or diesel
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Unlocking the potential of existing gas processing assets through solvent swaps
Aug-2017
Given the global challenges of investing in new gas-processing capital projects, unlocking the potential of existing operating facilities through selective ...
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Compact modular sulphur recovery solutions
Oct-2017
Prosernat has been awarded a contract for the delivery of modular Sulphur Recovery Units (SRUs) for an Early Production Facility (EPF) project in Middle ...
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Automatic matrix correction for C/H ratio in 4294 sulfur analysis
Mar-2018
Recent international trends across a majority of fuel types have focused on lowering specifications for total sulphur. These changes in regulation are ...
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Increasing resid processing flexibility
Sep-2018
A resid processing technology converts low value refinery streams to full range refinery products.
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Installation of a new flue gas tunnel design concept and resulting operation
Oct-2019
Conventional tunnels incorporate physical features that constrain design efficacy resulting in non-uniform flue gas flow both along the length of the tunnels ...
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Improving sulphur recovery units
Jul-2006
A new alternative to the Claus unit tail gas treatment has been found in the wet gas scrubber. This can maintain or increase acid gas feed rates to the ...
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More yellow stuff, where do we put it?
Feb-2014
Increasing flexibility for disposing of excess sulphur. Mega projects, mostly in the Middle East region, have dominated discussions involving sulphur recently. ...
-
Impact of low-sulphur bunkers 
on refineries
Mar-2009
Proposed IMO global sulphur specifications on bunker fuels market and options available to reduce fuel oil sulphur are reviewed
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Extending the treatment of highly sour gases: cryogenic distillation
Jan-2014
Cryogenic bulk removal of H2S or CO2 offers an economic advantage when the separated acid gases from super sour gas are re-injected
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Jul-2014
Refinery profitability may be improved by operating with a cheaper crude oil diet though, in practice, this is harder than it sounds. Cheaper crudes are ...
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Refiners respond to challenge (ERTC)
Nov-2017
It seems that only yesterday European refiners were facing catastrophic decline. With three million barrels of annual capacity taken off-line in the years ...
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Treatment programme overcomes high TAN problems
Oct-2015
Processing high TAN crude with low sulphur shale oil presented challenging corrosion problems for a refiner.
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Combining acid gas treating and amine tail gas treating (TIA)
Oct-2015
One of the challenges in designing a natural gas treatment plant is to optimise the combination of the acid gas removal (AGR) unit and the sulphur recovery ...
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Exploiting excess catalyst activity (TIA)
Oct-2015
A refinery in the Asia Pacific region has reported an annual $1.5 million increase in ultra low sulphur diesel (ULSD) margin from leveraging excess catalyst ...
-
Sep-2015
In the highly competitive refining market, profitability is not a benefit of successful business, but rather a necessity to sustainable business.
-
Sep-2015
In order to comply with ever-tightening regulations, shipping operators must find ways to reduce atmospheric emissions. Carrying as much as 90% of world ...
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Dealing with depleting sour gas reserves: Part 1
Jul-2015
Depletion of sour gas production in western Canada means that gas plants will have to evaluate their sulphur recovery units for future turndown operat ...
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Jul-2015
Enersul Limited Partnership, located in Calgary, Alberta, Canada, developed the HySpecTM H2S degassing system in response to the sulphur industry’s need ...
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New developments in acid gas removal
Jun-2015
One of the challenges when designing a natural gas treatment plant is to optimize the combination of the acid gas removal (AGR) unit and the sulphur recovery ...
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Unload the SRU to reduce plugging problems and operating costs
May-2015
A crude oil refinery may need additional sulphur recovery capacity for any of a combination of reasons:
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Refining/petrochemical integration 
- FCC gasoline to petrochemicals
May-2015
The global trend in motor fuel consumption favours diesel over gasoline, with gasoline often being in surplus. There is a simultaneous increase in demand ...
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GSR the only proven FCC catalysts and additives for gasoline sulphur reduction
May-2015
Grace GSR® technologies: D-PriSM®, SuRCA®, and GSR® 5, are the result of nearly two decades of innovation. GSR has been used in over 100 FCC units ...
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Catalytic strategies to meet gasoline sulphur limits
Apr-2015
Stricter regulations reducing average gasoline sulphur content will require further reduction of FCC gasoline sulphur
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Linings for sulphur storage tanks
Apr-2015
Flexible spray coatings combat the corrosion mechanisms of sulphur stored in steel tanks.
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Heat transfer systems in gas processing
Apr-2015
There are many aspects other than temperature to consider when selecting a high temperature heat transfer fluid for gas processing.
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Oxygen enriched sulphur recovery
Apr-2015
Revamping its SRU to oxygen enriched operation increased a refiner’s sulphur processing capacity and significantly reduced operating costs.
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New wave sulphur recovery in Mexico (TIA)
Apr-2015
Pemex has successfully started up a SmartSulf unit treating amine acid gas and sour water stripper gas at a refinery in Salamanca, Mexico.
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Oxygen enrichment and tube sheet protection (TIA)
Apr-2015
In sulphur recovery units (SRU), adequate protection of the waste heat boiler (WHB) tube sheet is needed. Many protection systems have failed either due ...
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LO-CAT: a flexible hydrogen sulphide removal process
Feb-2015
The hydrocarbon engineering industry faces tighter restrictions for hydrogen sulphide (H2S) emissions and expanding requirements for sulphur recovery. ...
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Monitoring and controlling emissions 
in Europe
Jan-2015
Implementing the EU’s Industrial Emissions Directive calls for quality and consistency in technologies for monitoring and controlling emissions.
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High sulphur recovery with ease 
of operation
Jan-2015
A process performing sulphur recovery and tail gas treatment in two catalytic reactor units exceeded guaranteed recovery limits from start-up.
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Tail gas catalyst performance: part 2
Dec-2014
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 ...
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Jul-2014
Refinery profitability may be improved by operating with a cheaper crude oil diet though, in practice, this is harder than it sounds. Cheaper crudes are ...
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World’s biggest sulphur forming site
Jul-2014
The Habshan Sulphur Granulation Plant, located about 16km southeast of the existing Habshan Gas Complex in Abu Dhabi, is about to be the world’s largest ...
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Tail gas catalyst performance: part 1
Jul-2014
The first part of a two-part account of time and temperature effects on tail gas catalyst performance provides a background to reaction modelling and pilot ...
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A few sweet tricks for sour gas
May-2014
Large volumes of acid gas (H2S and SO2-rich gas) are generated from various technologies used to sweeten sour off-gases, or acid gas.