Archives :: Chementator

Displaying 441 - 460 of 950 stories.
April 1, 2011
Last month, at the AIChE Spring Meeting in Chicago, Henry Kister, director of Fractionation Technology at Fluor Corp. (Aliso Viejo, Calif.; www.fluor.com) presented a patent pending process (U.S. Patent Application WO/2011/016797) that promises to cut energy demand and capital costs for direct contacting condenser (DCC) units that would typically require refrigeration or cooling water in the pretreatment...
http://www.chemengonline.com/chementator/New-condenser-design-for-Claus-tail-gas-slashes-refrigeration-duty_7734.html
April 1, 2011
A new emulsification process, known as Smooth, has been developed by Velocys, Inc. (Columbus, Ohio; www.velocys.com) — a member of the Oxford Catalyst Group Plc. (Abingdon, U.K.) — and is now ready for testing at the commercial scale. Smooth technology is based on microchannel devices, and has undergone successful pilot trials by a number of major companies in the cosmetic and personal care...
http://www.chemengonline.com/chementator/Commercial-testing-set-for-smooth-emulsification-technology_7735.html
April 1, 2011
Last month, Brain AG (Zwingenberg; www.brain-biotech.de) and Dechema e.V. (Frankfurt am Main, both Germany; www.dechema.de) began a collaboration in the biotechnological production of perillic acid — a patented natural monoterpene owned by Brain, with promising applications as a bioactive compound in cosmetics products and as a natural preservative. The cooperation is aimed at further developing an...
http://www.chemengonline.com/chementator/A-step-toward-industrial-production-of-perillic-acid_7736.html
April 1, 2011
Ube Industries, Ltd. (UBE; www. ube-ind.co.jp) and HighChem Co. (both Tokyo; www.highchem.co.jp) will license their technologies for transforming coal-derived synthesis gas (syngas) into manufacturing ethylene glycol (MEG) — a polyester feedstock — to Qianxixian Qianxi Coal Chemical Investment Co. (Guizhou, Qianxixian, China). The license covers a process...
http://www.chemengonline.com/chementator/Making-a-polyester-feedstock-from-coal_7737.html
April 1, 2011
A new method for removing hydrogen sulfide from natural gas at ambient temperatures could allow significant energy savings compared to the current technique and increase the range of H2S concentrations in natural gas that are economically viable to extract from sour gas wells. In conventional sour-gas scrubbing, aqueous solutions of alkanolamines are used to selectively absorb H2S, but due to water’s...
http://www.chemengonline.com/chementator/A-lower-energy-approach-to-natural-gas-sweetening_7738.html
April 1, 2011
By the end of this year, Asahi Kasei Chemicals Corp. (Tokyo; www.asahi-kasei.co.jp) plans to complete development on two processes that utilize excess C2 and C4 fractions for producing propylene and butadiene, and if all goes smoothly, implement them by March 2012. The company has been developing its so-called E-Flex (for producing propylene) and BB-Flex (for producing butadiene) processes, and is now...
http://www.chemengonline.com/chementator/New-propylene-and-butadiene-process-could-be-utilized-next-year_7739.html
April 1, 2011
  Recycling copper Steinert Elektromagnetbau GmbH (Cologne, Germany; www.steinert.de) has recently installed its first XSS-F unit — said to be the worlds first inline system designed to extract copper from shredded ferrous scrap. Installed at a German recycling yard, the system is capable of processing high volumes of steel scrap directly out of the shredder. The new sorting system features a...
http://www.chemengonline.com/chementator/April-Chementator-briefs_7740.html
March 1, 2011
M Technique Co. (M Tech; Osaka, Japan; www.m-technique.co.jp) has commercialized the Ulrea SS-300, a scaled up version of the Ulrea SS-11 — a forced thin-film microreactor. With a production capacity nearly ten times higher than its predecessor, the Ulrea SS-300 is suitable for mass production of organic, inorganic and biochemicals as well as for producing micro- and nanoparticles and crystals. The...
http://www.chemengonline.com/chementator/A-scaled-up-microreactor-for-mass-production_6422.html
March 1, 2011
In spring of this year, Archer Daniels Midland Co. (ADM; Decatur, Ill.; www.adm.com) plans full operation of a chemical plant based on soybean and canola oils as renewable feedstock. Products of the plant will include refined glycerin, propylene glycol and ethylene glycol. Crude vegetable-derived oils are obtained through a process in which soybeans and canola seeds are crushed, dehulled and conditioned, and...
http://www.chemengonline.com/chementator/Vegetable-oil-based-chemicals-plant-soon-to-be-fully-operational_6423.html
March 1, 2011
Improvements in the design of ethylene oxide (EtO) scrubbers made by The Clean Air Group, Croll Reynolds Co. (Parsippany, N.J.; www.croll.com) have helped users meet increasingly stringent regulations for EtO emissions, as well as meet tower height restrictions. “Our designs have achieved efficiencies of 99.99% or greater for removal of ethylene oxide, compared to 99–99.9% with alternative...
http://www.chemengonline.com/chementator/Improved-ethylene-oxide-scrubber-design-can-meet-stringent-regulations_6424.html
March 1, 2011
A research team from the University of South Australia (Adelaide; www.unisa.edu.au) and the East China Normal University (Shanghai; www.ecnu.edu.cn) has developed a capacitive deionization technology (CDI) that uses graphene-like nanoflakes as electrodes, instead of conventionally used activated carbon (AC) materials. The team claims that the graphene-based electrodes offer better performance than...
http://www.chemengonline.com/chementator/Graphene-improves-the-performance-of-water-deionization_6425.html
March 1, 2011
A desalination system developed by Watervap LLC (Marble Hill, Ga.; www.h2ovap.com) separates saltwater of any concentration into highly purified water and dry solid minerals with high efficiency. The company’s Zero Liquid Discharge (ZLD) process represents a low-cost alternative to brine waste disposal in oil and natural gas production, as well as other industries, such as processed meats and mining...
http://www.chemengonline.com/chementator/Zero-liquid-discharge-desalination-system-offers-brine-disposal-alternative_6426.html
March 1, 2011
Tokyo Chemical Industry Co. (TCI; Tokyo; www.tokyokasei.co.jp) is planning full-scale production of a new palladium-complex catalyst, trade-named SingaCycle-E1, for performing Heck-Mizoroki carbon-carbon coupling reactions and the Suzuki-Miyaura cross-coupling reaction — both reactions of importance for producing pharmaceuticals. TCI says SingaCycle-E1 offers enhanced activity and improved stability...
http://www.chemengonline.com/chementator/A-new-catalyst-for-C-C-and-crossed-coupling_6427.html
March 1, 2011
The Gas Technology Institute (GTI, Des Plaines, Ill.; www.gastechnology.org) has signed an exclusive worldwide licensing agreement with CRI/Criterion Inc. (Houston; www.cricatalyst.com) to commercialize a GTI process for converting biomass directly into cellulosic gasoline and diesel fuel blendstocks. The technology, called Integrated Hydropyrolysis and Hydroconversion (IH2), is a two-step, continuous...
http://www.chemengonline.com/chementator/Scaleup-is-set-for-a-biomass-to-fuels-process_6428.html
March 1, 2011
Energy Fuels Inc. (Lakewood, Colo.; www.energyfuels.com) has been granted a radioactive materials license by the Colorado Department of Public Health and Environment for the first uranium mill to be built in the U.S. in 30 years. Energy Fuels says the approval of the license is “the most significant hurdle” to be passed before it builds the Piñon Ridge Mill near Naturita, Colo. The...
http://www.chemengonline.com/chementator/Plans-move-forward-for-the-first-U-S-uranium-plant-in-30-years_6429.html
March 1, 2011
  CO2 for plastic Last month, a pilot plant that produces an intermediate for polyurethane, using carbon dioxide as feedstock, started up at Chempark Leverkusen, Germany. The plant — designed, built and operated by Bayer Technology Services GmbH (Leverkusen; www.bayertechnology.com) — is part of the so-called Dream Production project, a €9-million collaboration between Bayer, RWE...
http://www.chemengonline.com/chementator/Chementator-briefs_6430.html
February 1, 2011
A novel process for removing hydrogen sulfide from natural gas has been started up at Sinopec Zhongyuan Petroleum Co.’s Puguang natural gas plant in China’s Sichuan Province. The plant, Asia’s largest sour natural-gas treatment facility, can process up to 36-million Nm3/d of gas, while the H2S recovery unit will yield up to 3-million metric tons per year (m.t./yr) of elemental sulfur...
http://www.chemengonline.com/chementator/Cool-amine-process-improves-H2S-absorption_6351.html
February 1, 2011
A pilot plant for a process that uses a fluidized bed of sand to gasify coal and other carbonaceous materials will be started up this summer in Kanab, Utah by Viresco Energy LLC (Riverside, Calif.; www.virescoenergy.com). Initially, the plant will convert 5 ton/d of low-rank coal into synthesis gas (syngas), says Jim Guthrie, Viresco president. Later, the company plans to add biomass and biosolids from...
http://www.chemengonline.com/chementator/No-oxygen-is-needed-for-this-gasifier_6352.html
February 1, 2011
A manufacturing facility for bio-based intermediate and specialty chemicals under construction by Elevance Renewable Sciences Inc. (Bolingbrook, Ill.; www.elevance.com) is on track to begin generating products late this year, according to the company. Located in Indonesia, the facility is currently undergoing site preparation work, says Elevance executive vice president of sales and market development Andy...
http://www.chemengonline.com/chementator/Elevance-biorefinery-on-track-for-late-2011-commissioning_6353.html
February 1, 2011
A pulsed-electric-field (PEF) pre-treatment technology to facilitate extraction of oils from algae cells was introduced recently by Diversified Technologies Inc. (Bedford, Mass.; www.divtecs.com). Algae have drawn considerable interest as a renewable source of biofuels, but the costs of algae-derived fuels remain much higher than petroleum-derived fuels. The scalable PEF method could significantly lower...
http://www.chemengonline.com/chementator/A-streamlined-pre-treatment-process-for-algae-biodiesel_6354.html
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