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More efforts to make biofuels from algae…

Over the past few weeks there has been a number of announcements on projects aimed to further develop algae-to-fuels technology (see also, “Pond Strength,” CE, September 2008, pp. 22–25). Plankton Power (Wellfleet; www.planktonpower.com) and the Regional Technology Development Corp. of…

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 . . . and from microorganisms

Last month, BP Corp. (London; www.bp.com) signed a joint-development agreement with Martek Biosciences Corp. (Columbia, Md.; www.martek.com) to work on the production of microbial oils for biofuels applications. The two companies aim to establish proof of concept for large-scale, cost-effective…

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New heating technique improves zeolite membrane performance

Adding a rapid heat-treatment step to the process of making zeolite membranes improves separation performance by eliminating grain boundary defects, according to researchers from the University of Minnesota (UMN; Minneapolis, Minn.; www.umn.edu), who published their study in the July 31…

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Pt-free catalysts promise to lower fuel-cell costs

Showa Denko K.K. (Tokyo; www.sdk.co.jp/html/english) has developed a platinum-substitute catalyst system for polymer electrolyte fuel cells (PEFCs) under the New Energy and Industrial Technology Development Organization’s (NEDO; Kawasaki, Japan) project led by professor Kenichiro Ota of Yokohama National University. The…

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Reducing the Pt load promises to reduce PEFC costs

A technique for making PEFC electrodes with one fourth the amount of platinum catalyst compared to conventional PEFCs has been developed by Hosokawa Micron Corp. (Osaka, Japan; www.hosokawamicron.co.jp/en) in collaboration with professors Kiyoshi Kanamura, Tokyo Metropolitan University, and Makio Naitou,…

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This process may produce electricity from low-temperature geothermal resources

The world has vast geothermal resources in the temperature range of 150–250°F, but these temperatures are too low for economical exploitation, using today’s technology. A process that could change the benchmark is being developed at Pacific Northwest National Laboratory (PNNL,…

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Fast digestion makes better use of municipal sludge

The use of residual sludge from municipal sewage plants as fertilizer in agriculture is controversial (due to heavy metals and other pollutants), and slurry can no longer be disposed of in landfills in many countries. A less expensive alternative to…

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An activated carbon for picking up heavy metals

The Agricultural Research Service (ARS, Beltsville, Md.; www.ars.usda.gov) has received a patent on a process for producing activated carbon from poultry litter, which consists of bedding materials such as sawdust and peanut shells, along with droppings and feathers. U.S.-grown broiler…

Honoring innovation

The first round of judging in Chemical Engineering's 2009 Kirkpatrick Chemical Engineering Achievement Award competition (CE, January, p. 19) has produced the following five finalists (in alphabetical order): • The Dow Chemical Co. (Midland, Mich.) and BASF SE (Ludwigshafen, Germany),…

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CPVC Piping In Chemical Environments: Evaluating the Safety Record

There are many considerations when choosing piping materials for an industrial system. Historically, when options were more limited, the decision-making process was relatively straightforward. It was a matter of choosing what grade of metal to install. Today, there is a…