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. 30, 1994
Filed:
Sep. 09, 1992
Applicant:
Inventors:
Daniel K Chung, Burlington, CA;
Steven B Warrick, Ancaster, CA;
Assignee:
Nalco Canada, Inc., Burlington, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ; C02F / ;
U.S. Cl.
CPC ...
252180 ; 252 60 ; 252 61 ; 25217423 ; 252 82 ; 210728 ; 210732 ; 1621681 ;
Abstract
A flocculating agent which comprises: a particulate polyethylene oxide; an inert liquid vehicle comprising a mixture of a glycol and glycerine, wherein the specific gravity of the polyethylene oxide is approximately the same as the specific gravity of the inert liquid vehicle; a suspension agent, and, optionally, an acidic compound.