New BC-2200 backward-inclined fans (photo) are designed for high-flow, high-pressure applications handling clean air and light particle-laden or moist-air gas streams in a variety of applications, including thermal oxidation, steelmaking, combustion air, ethanol production, petroleum refineries, dust or fume control,…
This company has added a new model of tank outlet valve to its APV D4 series of mix-proof valves (photo). The new D4 valves enable users to clean the pipeline without having to empty the contents of the tank, which…
The AT-2000 Magnehelic differential-pressure gage (photo) is ATEX/IECEx approved and incorporates a flameproof aluminum enclosure with textured epoxy coating that protects the device for use in hazardous areas commonly found in chemical processing or other industrial applications. The AT-2000 gage…
Niagara brand vibrating-screen exciters (photo) are offered in four models, each of which is adjustable to provide eight weight configurations, delivering a large static-moment range. These exciters come standard on all of this company’s exciter-driven XL-Class and L-Class vibrating screens,…
Versafreeze ultra-freezers (photo) have been optimized for the extreme requirements of deep-freeze storage for vaccine producers, pharmaceutical service providers and research laboratories, ensuring the safe storage of temperature-sensitive vaccines, valuable medicines, chemical substances or biological samples. With a temperature range…
NanoRam and NanoRam-1064 handheld Raman instruments (photo) are calibrated in compliance with the wavelength accuracy criteria for qualitative Raman measurements set forth by all global pharmacopeias, including the new USP 858 and 1858 chapters. The system software of NanoRam and…
Thermal oxidizers are pollution-control units designed to prevent process-generated volatile organic compounds (VOCs) from entering the environment. Different technologies offer tradeoffs among initial cost, operating expense, complexity, emissions, fuel efficiency and destruction efficiency. This one-page reference provides information on selecting…
This column is based on “Acrylonitrile Butadiene Latex Production – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/nitrile-rubber-production-cost. Nitrile rubber (also known as NBR, acrylonitrile butadiene rubber, acrylonitrile butadiene latex, Buna-N) is a synthetic polymer…
Waterhammer arises because of sudden changes in fluid flow, and can present significant problems in processes that involve flowing liquids. This article outlines these potential issues and offers guidance for handling the pressure changes arising from waterhammer Most large-scale processes…
This overview compares various sealing technologies, and points out advantages and disadvantages of applying different mechanical-sealing designs for caustic fluids Caustic applications in chemical plants can play havoc on the mechanical seals of rotating equipment. These applications can be difficult…