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This gold catalyst takes the crown for high activity and selectivity

Gold catalysts have been shown to have superior activities for oxidation reactions, especially at low temperature, compared to other metal-based catalysts. But the high price of gold makes it necessary to develop Au catalysts with ever-higher activities, reducing the amount…

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PDVSA will commercialize a heavy-oil upgrading process

Venezuela’s state-run petroleum company, PDVSA Petroleo, S.A. (PDVSA, Caracas; www.pdvsa.com), will commercialize a company-developed process for upgrading heavy crude oil in its Puerto La Cruz refinery, about 300 km (190 miles) east of Caracas. The 210,000-bbl/d plant will employ PDVSA’s…

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Demo plant for high-yield biomass-to-gasoline process under construction

Construction of a demonstration plant has begun for a biomass-to-gasoline process that boosts biomass conversion efficiency in producing bio-gasoline. The demonstration, to be located at the Hillsborough, N.J. headquarters of Primus Green Energy (www.primusge.com), is slated for completion in the…

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This distillation column promises substantial energy reductions

A new distillation system capable of reducing energy consumption by up to 50% compared to conventional columns has been developed by Toyo Engineering Corp. (Toyo; Chiba, www.toyo-eng.co.jp), in collaboration with the National Institute of Advanced Industrial Science and Technology (AIST;…

Waste disposal system for military operations

The Micro Auto Gasification System (MAGS) is a compact solid-waste disposal system that is designed for energy-efficient operation onboard naval vessels, in forward-operating military bases and in other isolated installations. Developed by the Office of Naval Research (ONR; Arlington, Va.;…

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Reforming ethanol into hydrogen

A group from the University of Canterbury (www.canterbury.ac.nz), and Industrial Research Ltd. (both Christchurch, New Zealand; www.irl.cri.nz), has produced hydrogen from ethanol via steam reforming in a non-thermal plasma reactor. The project is part of an Industrial Research concept called…

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Making biodiesel with SC methanol

A team from the School of Chemical Engineering, Universiti Sains Malaysia (Penang; www.eng.usm.my) has carried out a study for optimizing non-catalytic supercritical (SC) methanol extraction and transesterification of Jatropha curcas seeds to produce biodiesel fuel. Jatropha curcas is a species…

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First inline, direct measurement of wall shear

To date, determination of the shear forces exerted on vessel walls by moving fluids has required inferring the value from other measurements. Now Lenterra Inc. (Newark, N.J.; www.lenterra.com) has introduced the first instrument capable of direct measurement of wall-shear forces…

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Modeling algorithm adjustment can improve equipment sizing

The Brinkman method is one of several approaches used to predict the effective viscosity of oil-water mixtures, and is effective in simulations when one or the other phase is dominant. However, a significant level of uncertainty exists in mixtures where…

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January Chementator briefs

  New cellulase enzyme Last month, Codexis, Inc. (Redwood City, Calif.; www.codexis.com) introduced the CodeXyme Cellulase enzyme product line for converting biomass to sugar. The company is in its final stages of customizing the enzymes with currrent partners, and plans…