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Combining the use of Rupture Discs with Relief Valves

Pressure-relief solutions are commonly used in the chemical process industries (CPI) to ensure safe working environments for personnel and to protect equipment and assets. Relief valves (RV) and rupture discs (RD) are the most commonly used pressure-safety devices and are…

Industrial Control Systems Security: The Owner-Operator’s Challenge

Ensuring the security of industrial control systems (ICS) can be a daunting and complex task, requiring expertise and experience in several areas from a variety of contributors. The rapid pace of improvements to both technology and practice adds to the…

Stuart Bradie becomes president and CEO of KBR…

Kane Sandmeyer Kelley Hambrecht Johnson Pittsburgh Corning Corp. (Pittsburgh, Pa.), a maker of specialized insulation and glass block products, names James Kane chairman and CEO, succeeding Phillip Martineau. R. Paul Sandmeyer III joins Sandmeyer Steel Co. (Philadelphia, Pa.) as materials…

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Compressors for Specialized Applications

Compressors for specialized chemical process industries (CPI) applications — particularly high-pressure applications (involving large- and medium-sized machines) and those calling for small compressor units — present particular challenges to system designers and operators. This article discusses a variety of engineering…

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Counterintuitive revamp results

At the 2011 Spring AIChE meeting (Chicago, Ill.), Sean Hennigan of BP gave a presentation regarding a column troubleshoot that yielded a counterintuitive result. A column bottleneck was ultimately traced to the presence of a vacuum cleaner in a tray…

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AkzoNobel inaugurates membrane-electrolysis plant in Germany, and more business news

Plant Watch Kemira to build sodium chlorate plant for pulp mill in Brazil May 9, 2014 — Kemira Oyj (Helsinki, Finland; www.kemira.com) will supply sodium chlorate to Klabin’s new pulp mill in Paraná, Brazil. Kemira will build, own and operate…

A new spin on flow metering

The new FLOWave flowmeter uses a new technology based on surface acoustic waves (SAW). One of the outstanding features of SAW for inline flow measurement of liquids is that it operates without any components or constrictions inside the measuring tube.…

These blenders deliver uniformity for both wet and dry materials

The new line of Model 42C cylindrical ribbon blenders (photo) are designed to mix dry powders, wet granulations and paste-like materials with densities up to 100 lb/ft3. Available in many capacities, from 0.5 to 1,000 ft3, these blenders can be…

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Bio-based adipic acid

Adipic acid is a dicarboxylic acid that is widely applied to the production of nylon, polyurethanes, plasticizers and other polymers. Its main use is as one of the raw materials for the manufacture of the polyamide nylon 6,6. In 2012,…

This drum vacuum is equipped with double-filter protection

This 110-gallon heavy-duty industrial vacuum (photo) is designed to move material with little wear to the equipment. Engineered to filter contaminants to high-efficiency particulate air (HEPA) requirements, the vacuum is fitted with two filters: a pre-filter to stop larger particles…