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. 12, 1984
Filed:
May. 18, 1982
Applicant:
Inventors:
Harold L Becker, St. Louis, MO (US);
Rudolf S Buriks, St. Louis, MO (US);
Assignee:
Petrolite Corporation, St. Louis, MO (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ; C02F / ; C02F / ;
U.S. Cl.
CPC ...
210705 ; 210708 ; 210734 ; 252344 ; 252358 ;
Abstract
A process of treating an aqueous system which comprises adding to the system a stable emulsion of an aqueous internal phase in a non-aqueous external phase. The aqueous internal phase contains a homo- or a copolymer of an acrylamido alkylene quaternary ammonium salt.