Construction
Shell completes ethylene unit upgrade, expansion at Singapore complex
Royal Dutch Shell has completed a revamp of its Singapore ethane cracker. The olefins unit is part of Shell’s integrated refinery and petrochemical complex.
Top seven causes for lost olefin production
Long-term trends in production losses, showing total loss production measured in seven biennial studies, are discussed in this article to determine if these losses are increasing or decreasing over time.
Use multistage integrated chilling to increase ammonia production
A new revamp approach for ammonia plants uses multistage integrated chilling (MIC). The MIC scheme provides an option that avoids expensive compressor upgrades for incremental improvements in ammonia production, with energy efficiency improvements up to 15%.
Use vapor distributors to improve fractionation column performance
Vapor distribution has often been neglected in fractionation columns. Although the importance of liquid distribution is well understood and has been a consideration in column design from the early sta..
Bolivia expands petrochemical capability with Bulo Bulo ammonia complex
The Bulo Bulo ammonia-urea facility will be Bolivia’s first petrochemical venture. This new facility is expected to produce sufficient urea/ammonia supplies for domestic demand and will provide surplus product for export.
US petrochemical construction boom and refining margins cushion profits
Domestic refiners and petrochemical producers will face changing supply and demand conditions, particularly as the sharp decrease in oil prices influences drilling decisions.
Update on the catalytic cracking process—Part 2
One of the prime challenges in the operation of a fluid catalytic cracking unit (FCCU) is keeping the catalyst circulating. Compared to other challenges with FCC operations, correcting erratic catalys..
HP Editorial Comment: Accessing the value of methane and the North American petrochemical revolution
The North American (NA) petrochemical industry is experiencing a renaissance of new project announcements and manufacturing expansions. This wave of activity is supported by abundant, low-cost natural gas supplies. In particular, many ethylene projects are under various stages of development.
HP Reliability: The true cost of poor quality
Knoxville, Tennessee-based System Improvements, Inc., has been in the forefront of teaching structured root-cause analysis throughout the world. System Improvements, Inc. has used its proprietary soft..
HP Project Management: Inside look at financing biorenewable projects
Financing biorenewables technology companies and their projects involves a unique set of challenges. The global emergence of biorenewable fuels, chemicals and polymers is driven by public policies, su..
- TotalEnergies extends its fuel price cap policy in France until the end of April 4/7
- Navigating the montan wax challenge with renewable alternatives for polymers 4/7
- AFR selects Axens as technology provider for Texas (U.S.) refinery 4/7
- Iran has attacked Saudi Arabia's Jubail petrochemical complex, IRGC says 4/7
- Iran's Marvdasht Petrochemical complex attacked by US and Israel 4/7
- Iran's Revolutionary Guards say they targeted petrochemical facilities in the Gulf 4/6

