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Article: Publication No. WO/2009/134619 Published on Nov. 5, Assigned to BAKER HUGHES for Wastewater Purification (American Inventors)
- Article from:
- US Fed News Service, Including US State News
- Article date:
- November 9, 2009
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GENEVA, Nov. 11 -- Tianping Huang and James B. Crews, both of United States of America, have developed a wastewater purification with nanoparticle-treated bed.
The patent has been assigned to BAKER HUGHES INC., Houston.
According to an abstract posted by the World Intellectual Property Organization: "Nanoparticles-treated particle packs, such as sand beds., may effectively filter and purify liquids such as waste water. When tiny contaminant particles in waste water flow through the particle pack, the nanoparticles will capture and hold the tiny contaminant particles within the pack due to the nanoparticles surface forces, including, but not ...