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:
Nov. 03, 1992
Filed:
Sep. 23, 1991
Applicant:
Inventors:
Brian G Clubley, Wilmslow, GB;
Jan Rideout, Bolton, GB;
Assignee:
FMC Corporation, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210699 ; 252175 ; 252180 ; 252181 ; 2523892 ; 422 15 ; 210700 ;
Abstract
A method of inhibiting the precipitation of calcium carbonate scale from an aqueous system, comprising adding to the aqueous system, a compound having the formula I: ##STR1## in which M is hydrogen or an alkali metal ion, an ammonium ion or a quaternized amine radical; R.sub.1 is hydrogen or methyl; and n is an integer ranging from 1 to 10.
Clubley, Brian. (1992). Scale inhibition (U.S. Patent No. 5160630). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5160630
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile