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Adding gallium to biomass pyrolysis catalyst increases BTX yield

A new catalyst design, in which gallium atoms are integrated into the zeolite catalyst structure, can increase yields of aromatic compounds from biomass by 40% in a catalytic fast-pyrolysis process. The higher yields of benzene, toluene and xylenes (BTX), as…

Ten years of risk assessment for nanomaterials — conclusions to date: no unusual risks  

The intermediary report on "10 Years of Research: Risk Assessment, Human and Environmental Toxicology of Nanomaterials" by the joint Dechema/VCI Working Group "Responsible Production and Use of Nanomaterials" is now available in English. Experts from industry and research institutions have…

A new lubricant inhibits rust formation

HinderRust is a new rust-inhibiting lubricant for machinery that is non-aerosol-based, and free of solvents and odor. The multi-use product is designed for machinery and tools, and can extend their lifetimes by keeping them rust-free, the manufacturer says. Specific uses…

These mixing and melting kettles are rated for full vacuum

Mixing and melting kettles from this company are rated for full vacuum and for temperatures of 250ËšF. The 185-gal, hemispherical vessels are jacketed for 15-psi steam. A submerged steam calandria is also supplied for additional heating. Both the vessels and…

Safely transfer potent materials with this transfer valve

The Bio aseptic transfer valve is said to set new standards for the safe and clean transfer of sensitive product from process to process. The Bio overcomes issues with traditional methods of transfer where there is a brief time period…

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Next-generation cross-coupling reactions

Professor Kenichiro Itami and coworkers at at Nagoya University (Nagoya, Japan; synth.chem.nagoya-u.ac.jp) have developed a new, next-generation type of cross-coupling reaction for synthesizing biphenyl compounds — one of the most important backbone structures for pharmaceutical and electronics chemicals. The chemists…

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Nano-engineered glass absorbs organic contaminants and serves as a nanoreactor

An organosilica material with unique structural properties due to its nanoscale architecture has been used to extract hydrocarbons and other organic contaminants from water. Marketed as Osorb by ABS Materials Inc. (Wooster, Ohio; www.absmaterials.com), the nanostructured glass represents a platform…

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Demonstration for integrated production of bioethanol

Oji Paper Co. (OJI; www.ojipaper.co.jp), in collaboration with Nippon Steel Engineering Co. (www.nsc-eng.co.jp) and the National Institute of Advanced Industrial Science and Technology (AIST; all Tokyo, Japan; www.aist.go.jp), has started pilot testing of a new, integrated process for making cellulose-based…

February Letters: Solutions for high-purity piping code

Solutions for high-purity piping code You ran a most illuminating article based on the new ASME code (July 2011, New Piping Code for High-Purity Processes, pp. 49–53), and I have been examining the welding industry’s response to the new challenges.…

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Choosing Oil-injected Screw Compressors

  Screw compressors are widely used throughout the chemical process industries (CPI) and represent a substantial percentage of all positive-displacement compressors that are now sold and in operation in CPI facilities. In general, screw compressors are efficient, reliable, simple and…