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Messer secures supply of CO2 in Vietnam

Industrial gases specialist Messer Group GmbH (Sulzbach/Frankfurt, Germany; www.messergroup.com) has signed a contract that secures access to a CO2 source in the southern Vietnamese province of Binh Phuoc. Messer will receive 200 metric tons (m.t.) of raw carbon dioxide per…

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These microfluidic sensors can be made with a sewing machine

A low-cost method for fabricating microfluidic diagnostics devices using cotton, paper, or other multifilament threads has been developed by a team from Monash University (Melbourne, Australia; www.eng.monash.edu.au). The devices can be used to provide qualitative and, at least, semi-quantitative analyses…

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May Chementator briefs

  A new Cl2 process Oxygen-depolarized cathodes (ODCs) will be used for the first time to produce chlorine on an industrial scale in a 20,000 metric ton per year (m.t./yr) electrolyzer at the Krefeld-Uerdingen chemical park in Germany. The plant…

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This new process makes biogasoline from carbohydrates

In late March, the world’s first demonstration plant for converting sugars directly into gasoline started up at the Madison, Wisc., facilities of Virent Energy Systems, Inc. (www.virent.com). The demonstration plant — part of a joint R&D collaboration of Virent and…

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A process that makes ‘green jet fuel’ is slated for commercialization

Honeywells UOP LLC (Des Plaines, Ill.; www.uop.com) has developed a process that makes a renewable, “drop-in” jet fuel from sustainable oils, including camelina, tallow, jatropha or algae. Similar to the the UOP/Eni Ecofining process for making Green Diesel fuel (CE,…

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Bioethanol as a feedstock for ‘green’ polymers

Efforts to make a completely sustainable route to polymers based on vinyl acetate monomer (VAM) are progressing at Wacker Chemie AG (Munich, Germany; www.wacker.com). VAM — a precursor for polyvinyl acetate and ethylene-vinyl-acetate copolymers used for making dispersible polymer powders…

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Revamped hydrotreater co-processes light gas oil and tall oil derivative to produce ULSD

Co-processing of biomass-derived feed with petroleum feed for the production of diesel fuel is a tricky business, given that the former (unlike petroleum) contains oxygen. The oxygenates can be removed by hydrotreating, which converts the biofeed to normal paraffins, but…

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Destroy HFCs and recover CaF2 with this process

A process that destroys hydrofluorocarbons (HFCs) and recovers high-purity calcium fluoride has been developed by chemical-engineering professor Hideki Yamamoto at Kansai University (Suita City, Osaka; www.cheng.kansai-u.ac.jp/Process) in cooperation with Shiraishi Kogyo Kaisha Ltd. (Amagasaki City, Osaka; both Japan; www.shiraishi.co.jp/kogyo). The technology…

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SABIC signs an agreement with Celanese for the construction of a polyacetal facility and other business news

Air Liquide plans four new oxygen units for China April 19, 2010 — Air Liquide (Paris, France; www.airliquide.com) has signed two contracts to supply four air separation units (ASUs). Air Liquide Hangzhou, the Engineering & Construction center in China, will…

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Distillation-tray downcomer design improves mass transfer efficiency

A new approach to the design of the downcomer portion of distillation column trays — presented at the recent American Institute of Chemical Engineers (AIChE) Spring 2010 meeting (San Antonio, Tex.; March 21–25) — promotes a uniform fluid flow pattern,…