Biodegradation system for VOCs poised for expansion
A system that utilizes existing biological wastewater-treatment facilities for destruction of biodegradable volatile organic compounds (VOCs) and other organic hazardous air pollutants (HAPs) has been...
View ArticleThis new membrane bioreactor cuts energy costs and boosts throughput
GE Power & Water (Trevose, Penn.; ge.com) has introduced an improved membrane bioreactor (mbr) technology whose productivity is said to be 15% higher than that of its predecessor for wastewater...
View ArticlePhysical chemistry principles point to a better way to clean up oil spills
One of the current methods for dealing with oil spills is through the use of dispersants. These dispersants, however, break oil into small globules that sink into the water, spreading the oil into a...
View ArticleMaking biogas from waste with a low organic content
The effluent discharged by domestic industries in Japan amounts to approximately 11.1 billion ton/yr. Most of this waste is comprised of relatively low concentrations of organic matter. Today, most of...
View ArticleUsing algae to clean wastewater
Technology developed by Algal Scientific Corp. (Northville, Mich.; www.algalscientific.com) uses algae to remove soluble organics, nitrogen and phosphorous from medium- to high-strength wastewaters in...
View ArticleA new carrier for MBBR technology
Last month, Veolia Water Technologies (Birmingham, England; www.veoliawaterst.co.uk) introduced a new generation of biofilm carriers for moving-bed biofilm reactors (MBBRs). Trade-named AnoxKaldness...
View ArticleProfitable potential for trash-to-liquids process
A group at Texas A&M University (College Station, Tex.; www.tamu.edu) is developing a process that converts organic municipal solid waste (MSW) into straight-chain alkanes, a primary component in...
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