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:
Jul. 06, 1976
Filed:
Jun. 17, 1974
Applicant:
Inventors:
Janice Elaine Morgan, Carnegie, PA (US);
Jerry Emile Boothe, Corapolis, PA (US);
Assignee:
Calgon Corporation, Pittsburgh, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02B / ;
U.S. Cl.
CPC ...
210 47 ; 210 10 ; 210 54 ;
Abstract
Cationic monomers homopolymerized and copolymerized in water-in-oil emulsion systems with crosslinking and branching agents have surprisingly high effectiveness as flocculants and for the treatment of activated sewage sludge.