Middle East
US advocacy group calls on Sasol to terminate Iran polyethylene business
Sasol maintains an active presence in Iran through the Arya Sasol Polymer Company (ASPC), which operates two polyethylene plants in Iran. The company is a $900 million joint venture between Sasol and Iran's state-owned National Petrochemical Company (NPC).
Saudi Arabia secures diesel imports for this year amid rising fuel needs
Saudi Aramco has bought diesel under term contracts for 2013 from multiple suppliers including BP, Shell, and Phillips 66, Singapore-based traders say. The country used to be a key exporter of oil products but is increasingly importing more oil products due to strong domestic demand.
Optimize LNG boil-off gas systems for regasification terminals
Depending on LNG composition, N2 content and plant operating mode, an operating pressure of 7 barg to 8 barg was found by the study to be the optimum pressure range.
Molecular sieves in gas processing: Effects and consequences by contaminants
The principles of adsorption on molecular sieves are easy to understand, but practice sometimes reveals traps to avoid.
Improve evaluation of brittle-fracture resistance for vessels
This article discusses a new approach and spreadsheet tool for engineers that can be used to provide operating pressure limits as a function of vessel-metal temperatures.
Evaluate pressure relief system forces in existing installations
The purpose of this study is to limit the number of relief valves that require rigorous engineering calculations to determine the adequacy of the installation.
Improve your plantwide steam network
When optimizing an existing steam network, design and process engineers need a complete understanding of all aspects of the existing system. Accurate energy and material balances must be established.
Update on wet and gas compressor seals
Shaft seals keep compressed gas from leaking out. The need for leak prevention may include process economy, safety and environmental protection. Moreover, the process gas will usually have to be kept ..
HP Reliability: TAMU Turbo and Pump symposiums still leading
Beginning in 1971, the Turbomachinery Laboratory of Texas A&M University (TAMU) organized the first of now 41 consecutive annual turbomachinery symposiums, now known as the TAMU Turbo. In 1984, Texas ..
HP Integration Strategies: 3D laser scanning delivers benefits in hydrocarbon processing facilities
Present 3D laser scanning (3DLS) technology can be used in many diverse applications; it assists in improving efficiency and quality, and reducing time-to-benefit. For discrete industries, 3DLS can sa..
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