Desulfurization
Optimize sulfur recovery: Sub-dewpoint sulfur recovery with interstage membrane
The author’s company’s new sub-dewpoint sulfur recovery with interstage membrane (SSRIM) technology is a breakthrough for the sulfur recovery industry, as it is the first technology capable of achieving an overall recovery efficiency of > 99.9% without requiring a tail gas treating unit. This article discusses the basic SSRIM configuration and its advantages when compared to a traditional Claus/TGT configuration.
Asia's sour crude demand to rebound on completed regional refinery maintenance and upgrades
Asia's sour crude demand is set to rebound from late Q2 as refiners return from maintenance and ExxonMobil completes a Singapore refinery upgrade that is poised to increase its heavy oil use
Nextchem awarded engineering/technology services contract from SATORP (Saudi Arabia)
MAIRE announced that NEXTCHEM (Sustainable Technology Solutions), through its subsidiary NextChem Tech, has been awarded a three-year contract by SATORP – a JV between Saudi Aramco and TotalEnergies – to provide engineering and technology services related to the sulfur recovery complex of SATORP’s refinery in Jubail, Kingdom of Saudi Arabia.
Optimize process design and commercialize newly developed processes through close collaboration between licensor and client
This case study follows the installation of new sulfur recovery units in Kuwait by Kuwait Oil Co. This article highlights key aspects of collaboration and technological advancement in process design development and project execution between the operator and licensor to the benefit of both parties.
Sensible diesel hydrotreating catalyst selection: An independent catalyst testing approach
This article presents a case study that illustrates how independent catalyst testing was utilized to identify the most effective diesel hydrotreating catalyst.
Hydrogen cyanide in amine systems
Mass transfer rate-based simulation has been used to study hydrogen cyanide ingress and accumulation in amine systems in unprecedented detail. In this article, the chemistry, prevention and possible mitigation using water washing arrangements and reflux purging are discussed quantitatively.
Demystify warm-up practices for centrifugal pumps
This article provides a thorough analysis of various warm-up practices—examining their benefits and drawbacks and proposing well-grounded guidelines for the development of efficient warm-up systems.
Digital Feature: E-methanol: Benefits, process, challenges and a novel technology to produce fuel
Hydrocarbon Processing sat down with Andrew Symes, Founder and Chief Executive Officer, OXCCU, to discuss the production, benefits and challenges of e-methanol, as well as a novel, one-set process to produce it.
Alarm management and operator training: Case studies for a sulfur recovery unit
This article will provide an in-depth insight of an operator training simulator, as well as the basic features of creating a virtual plant in which the operators are allowed to train and test various operating scenarios. It will also highlight the inbuilt scenarios inside the model—most importantly, the startup, shutdown and specific upset scenarios.
SOCAR awards NEXTCHEM two contracts to upgrade/expand Heydar Aliyev refinery in Azerbaijan
SOCAR has awarded NEXTCHEM two contracts to upgrade and expand the capacity of the Heydar Aliyev Oil refinery industrial complex in Baku, Azerbaijan.

- Rönesans Holding closes financing on $2-B PP production plant in Türkiye 4/17
- Saneg launches a company to develop business in the aviation fuel segment 4/17
- More than 100 employees leave U.S. EIA, putting crucial energy data at risk 4/17
- Russia ramps up oil products supplies to Indonesia 4/17
- India eyes ending import tax on U.S. ethane and LPG in trade talks 4/17
- Russia's diesel output to rise in May despite seasonal maintenance 4/17