The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 08, 1993
Filed:
Dec. 06, 1991
Sugata Sanyal, Somerset, NJ (US);
Timothy P Love, Flemington, NJ (US);
Louis J DeFilippi, Mt. Prospect, IL (US);
Allied-Signal Inc., Morristown, NJ (US);
Abstract
This invention relates to a process for reducing the concentration of an organic and/or inorganic pollutant in a fluid stream which comprises passing the stream through a bioreacter containing a fixed biologically active biomass comprising an effective number of open or substantially open spaces and a plurality of biologically active bodies comprising a hydrophobic polyurethane substrate having an effective amount of one or more microorganism capable of metabolizing at least one of the said pollutant on, in or on and in said substrate in the absence or in the substantial absence of an absorbent.