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Continuous processors quickly mix fast-reacting materials

This company’s Continuous Processors (photo) feature a proprietary design that ensures the fast-reacting materials used to process rigid polymeric foams are mixed, gelled and reacted entirely within the sealed reactor barrel before they begin to cure. Allowing foam formation and…

A skid-mounted RO system for high-purity water production

Through its business unit Solys, this company launched the Sirion Pro range, a simplified version of the Sirion RO (reverse osmosis) range (photo). A compact, plug-and-play system that integrates Aquavista digital services, Sirion Pro offers more basic features — a…

Point-to-point, wireless I/O modules for remote locations

With a rugged NEMA 4X/IP68 industrial housing, the new VWB2000 signal-wire replacement system (photo) is a point-to-point wireless signal bridge that takes analog, discrete, or Modbus signals at one location and reproduces them at a second location. The system consists…

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Improved catalyst production lowers electrolysis costs

Water electrolysis is widely used for hydrogen production, but there are still high costs associated with manufacturing advanced electrolysis catalysts, which may involve high temperatures and pressures or chemical vapor deposition. Extending research conducted at the University of Kansas’ Bioscience…

Producing hydrogen (and more) from biomass

A new electrochemical system that uses biomass-derived lignin to produce hydrogen has been developed by a team from the School of Energy and Chemical Engineering at the Ulsan National Institute of Science and Technology (Ulsan, South Korea; www.unist.ac.kr), led by…

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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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Owning Your Career: Taking a Hard Look at ‘Soft’ Skills

A personal development strategy helps to set engineers up for success in their personal and professional lives As chemical engineers, we have been trained to be data-driven, fact-based problem-solvers. This focus serves us well when we are tackling difficult technical…

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…

Low-maintenance, heavy-duty flexible conveyors

The new Flexifeeder line of flexible screw conveyors (photo) offers expanded capability with less frequent maintenance. Each Flexifeeder is matched to the individual user requirement, using both this company’s extensive installation database and complementary laboratory testing. The use of controlled…

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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…