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 ...

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 ...

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.

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:

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 ...

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 ...

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 ...

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.

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

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 ...

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

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 ...

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.

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. ...

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.

Upgrading hydroprocessing

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 ...

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 ...

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 ...

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.

Cleaning amine units cost effectively

May-2021

Heat stable salts are dissolved or avoided by chemical products and cleaning methods during operations and turnarounds.

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.

Firing high sulphur fuel

Apr-2017

An evaluation of schemes to improve firing efficiency and ensure the reliability of combustion equipment

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 ...

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.

Low cost gasoline from low octane feed

Sep-2018

Naphtha and methanol are the feedstocks for production of high octane, 
low cost gasoline.

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 ...

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 ...

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 ...

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

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 ...

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, ...

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 ...

Turning a Tier 3 profit

Sep-2015

In the highly competitive refining market, profitability is not a benefit of successful business, but rather a necessity to sustainable business.

Treatment programme overcomes high TAN problems

Oct-2015

Processing high TAN crude with low sulphur shale oil presented challenging corrosion problems for a refiner.

Regenerable tail gas treatment

Nov-2016

Cost assessment of tail gas treating technologies that recycle H2S or SO2 to the Claus unit.

Cutting edge compression

Mar-2017

Market for short stroke moderate speed reciprocating compressors in downstream process gas compression

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 ...

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

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 ...

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 ...

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 ...

Increasing resid processing flexibility

Sep-2018

A resid processing technology converts low value refinery streams to full range refinery products.

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 ...

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 ...

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

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

Upgrading hydroprocessing

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 ...

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 ...

Sulphur reduction, sulphur removal, and spent caustic reuse

May-2024

(White Paper) - Demand for flexible sulphur recovery solutions is increasing, including wet air oxidation, deep neutralisation, incineration, and processes ...