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Environmentally Friendly Dry Vacuum Pumps Save Energy with the Lowest Cost of Ownership in Chemical and Biofuel Processes

Demands in the chemical processing industry to reduce energy consumption and carbon footprint are higher than ever before.  Correct sizing and selection of vacuum systems can contribute significantly to optimizing throughput and efficiency, thus reducing energy consumption, capital and running…

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Chementator: Novel solar electrode    

Unidym, Inc., (Menlo Park, Calif.; edlinks.chemengonline.com/7371-549) has entered into a joint development agreement with Nippon Kayaku (Tokyo, Japan; edlinks.chemengonline.com/7371-550), to integrate their printable transparent electrodes into the Japanese firm’s thin-film photovoltaic cells. It’s expected that Unidym’s transparent, carbon-nanotube-based electrodes (…

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Chementator: A new valve diaphragm  

GEMÜ GmbH & Co. KG (Ingelfingen-Criesbach, Germany; edlinks.chemengonline.com/7371-551) has developed a new EPDM diaphragm for use at high temperatures and steam for the biotechnological and pharmaceutical industries. Service life is said to be up to three times longer compared to…

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Engineering Practice: Piping Design Part 5: Installation and Cleaning

  This fifth in a series of articles [1 – 4] on piping design discusses the practical issues of installation and cleaning. Pipe installation The installation of pipe follows its fabrication and is very frequently a part of it. The…

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Chementator: Diamond may be a pump’s best friend  

Advanced Diamond Technologies, Inc. (ADT; Romeoville, Ill.; edlinks.chemengonline.com/7371-533) has launched a new family of mechanical seals to improve efficiency, save energy and reduce costs in fluid-pumping systems. The patented UNCD (ultrananocrystalline diamond) Seals provide the benefits of a diamond at…

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Chementator: This composite combines the unique properties of two new forms of carbon  

Of all known materials, carbon nanotubes (CNTs) have the highest thermal conductivity and mechanical strength as well as the ability to withstand the highest electric-current density, making them an attractive material for electric wiring, heat dissipation, field electron emission, and…

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Chementator: Nanozeolites  

In cooperation with several universities, Clariant International Ltd. (Muttenz, Switzerland; edlinks.chemengonline.com/7371-543) has developed a process to manufacture high-quality nano-sized zeolite L (Linde Type L) in technical quantities. This new range of nano-scale aluminosilicates, tradenamed Lucidot, open up a new range…

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Chementator: Stronger die cast parts  

High-pressure die-cast (HPDC) aluminum alloys cannot normally be heated to high temperatures due to the presence of pores containing entrapped gases, which lead to the formation of surface blisters. CSIRO Materials Science and Engineering (Melbourne, Australia; edlinks.chemengonline.com/7371-548) has found that…

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Chementator: This valve trim combines multiple noise-control mechanisms    

Flowserve Corp. (Dallas, Tex.; edlinks.chemengonline.com/7370-569) has introduced a new noise-attenuating valve-trim for gaseous applications, one that simultaneously lowers the device’s manufacturing costs while improving its noise reduction capabilities. Like prior noise-attenuation trim, Flowserve’s Valtek Stealth is designed to reduce the…

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Chementator: Chiral synthesis  

Scientists from the Center Biology at University College Dublin (Ireland; edlinks.chemengonline.com/7370-576) and the University of Bologna (Italy; edlinks.chemengonline.com/7370-577) have developed an enzymatic process that can be applied to the synthesis of chiral pharmaceutical intermediates. The researchers use an enzyme called…