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:
Mar. 15, 1994
Filed:
Oct. 21, 1992
Applicant:
Inventors:
Brian G Clubley, Wilmslow, GB;
Jan Rideout, Horwich, GB;
Assignee:
FMC Corporation, Philadelphia, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23F / ;
U.S. Cl.
CPC ...
25238923 ; 252180 ; 210699 ; 422 15 ; 422 17 ; 562 24 ;
Abstract
A corrosion- and/or scale inhibitor composition comprising: A) a corrosion- and/or scale inhibitor; and B) a compound having the formula (I): ##STR1## or a water-soluble salt thereof in which R.sub.1 is hydrogen or methyl, the weight ratio of component A) to component B), ranging from 10:90 to 90:10. The compounds of formula I are new compounds.