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Technology Profile: Cumene Production from Benzene

This column is based on “Cumene from Benzene and RG Propylene (Zeolite Catalyst) – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/cumene-production-cost. Cumene (also known as isopropylbenzene) is an organic compound of the aromatic hydrocarbon…

Archroma starts hand sanitizer production in Pakistan

Archroma, a global leader in color and specialty chemicals, has started bulk production of a new range of hand sanitizers at its Landhi site in Pakistan. The new Kieralon HS range was developed by the R&D team at the Archroma…

Leak detector for easy and accurate ‘sniffing’ operations

This company has launched the ASM 306 S (photo), which addresses any industrial leak-detection “sniffing” applications, especially in refrigeration and air-conditioning processes. This new leak detector is highly sensitive (10 –7 mbar L/s), precise and accurate. Leakage control using sniffing…

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Controlling Reboilers Heated by Condensing Steam or Vapor

Methods for controlling reboilers in distillation towers are central to good reboiler operation and tower stability. Control valves can be located in the steam-inlet line or in the condensate-outlet line. This article updates guidance for key considerations and practices using…

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Technology Profile: Isopropyl Alcohol Production from Acetone

This column is based on “Isopropyl Alcohol Production from Acetone – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/isopropyl-alcohol-production-cost. Isopropyl alcohol (also known as isopropanol or 2-propanol) is a colorless and flammable liquid with a…

Seal Considerations to Reduce Fugitive Emissions

By understanding the basics of industry standards, such as API 682, plants can make great strides in controlling fugitive emissions related to equipment seals Chemicals that unintentionally leak from equipment into the atmosphere are known as fugitive emissions. These gases…

This turbidity sensor withstands aggressive media

The new Turbimax CUS50D sensor (photo) is an absorption sensor for turbidity and suspended-solids measurement in unfavorable environments. Its robust design is made to withstand aggressive media and is suitable for applications in industrial wastewater treatment or chemical processes. Turbimax…

A Simplified Approach to Crystallization Mass Balances

In continuous crystallization, it is often challenging to accurately measure mass flowrates, but the method described here enables a simpler path to a balanced crystallization process To gain optimal value from industrial crystallization processes, it is clear that understanding specific…

Two new sizes of turbomolecular pump introduced

This company has expanded its Turbovac i/iX series of turbomolecular pumps with the addition of two new sizes — the 850 i/iX (photo) and 950 i/iX. The two new pumps are characterized by extended operation, longer system life and lower…

Access and control flowmeters from a smartphone

Edge Flow Electronics (photo) interface with positive-displacement or turbine flowmeters to provide better access, understanding and control of processes — in some cases, from a smartphone. When installed on a flowmeter, Edge devices can force the sensor to output a…