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:
Aug. 08, 1995
Filed:
May. 25, 1993
Applicant:
Inventor:
Robert J Steffan, Newtown Bucks, PA (US);
Assignee:
Envirogen, Inc., Lawrenceville, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210616 ; 210631 ; 210691 ; 210908 ;
Abstract
The present invention features methods and apparatus for processing waste material held in an aqueous medium. A sorbent is added to the aqueous medium. The sorbent reduces the effective concentration of waste material allowing biodegration of the waste material in solution. A preferred sorbent is rubber derived from ground or shredded tires.