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Celanese working with Chinese partners to scale up a new acrylic-acid production method

Celanese Corp. (Dallas, Tex.) announced that its subsidiary, Celanese (Nanjing) Chemical Co. Ltd., has recently signed a tri-party agreement with Southwest Institute of Chemical Ltd. (SWCHEM), based in Chengdu, China, and Yankuang Lunan Chemical Co. (Lunan) based in Teng Zhou,…

Dow and Johnson Matthey license INA technology in China

Dow, Inc. (Midland, Mich.) and Johnson Matthey (London, U.K.) announced that China-based company, Zibo Qixiang Tengda Chemical Ltd. (QXTD), has selected LP Oxo Technology to produce isononyl alcohol (INA) at its new manufacturing facility.  “QXTD will be the first in the industry…

Altivia acquires KMCO chemical ethoxylation assets

Altivia Oxide Chemicals, LLC, an affiliate of ALTIVIA Petrochemicals (Houston; www.altivia.com), today announced that it has acquired KMCO (Crosby, Tex.; www.kmcollc.com) and its associated chemical ethoxylation manufacturing assets in Crosby, Texas. The facilities, located on 160 acres near Houston, include…

This pilot-scale mixer has been redesigned

The newly redesigned RS-02 high-shear pilot-scale mixer (photo) is well suited for pilot plants and small-scale production, including product development, formula optimization and trial mixtures. The RS-02 redesign includes a mobile lift stand with a wider base for added stability…

High-speed gas analysis enables emissions reductions

The TDLS8100 probe-type tunable diode-laser-spectrometer (TLDS) realtime gas analyzer (photo) makes quick and accurate in situ gas-concentration measurements, eliminating the requirement for sampling and conditioning components in industrial process-heating applications. These capabilities support safety improvements, emissions reductions, optimization of fuel…

A next-generation condition-monitoring field device

The next-generation VCM-3 condition-monitoring platform (photo) is designed to increase the uptime and reduce overall lifecycle costs of pumps, fans, motors, gearboxes and many other types of machines, while increasing reliability. The field-proven VCM-3 is a 12-channel data-acquisition hub for…

Two new vacuum pumps for mass spectrometer systems

Hena 50 (photo) and 70 are single-stage, oil-sealed rotary vane pumps that were developed for the demanding requirements of mass spectrometer systems. They achieve pumping speeds of between 32 and 59 m3/h, depending on their size and speed of rotation.…

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Gas Handling: Process Control for Compressible Flow

Controlling flow in gas-handling applications can present challenges because of the fluids’ compressibility. This article presents an overview of how compressible gases behave in response to interacting variables Gas-handling operations are common in almost every sector of the chemical process…

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Rare Noble Gases: Production and Use of Ne, Kr and Xe

Rare noble gases neon, krypton and xenon have unique properties and can be obtained from air, but the economics of isolating them at air-separation units depends on demand and pricing. This article provides information on their production and use The…

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Modular Process Design: Chemical and Thermal Recycling of Acids

In order to recycle spent acids from different applications, a design approach based on different process modules gives operators the flexibility needed to handle different contaminants Spent or waste acids (SA) containing sulfuric or nitric acid are a byproduct of…