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:
Apr. 23, 1985
Filed:
Aug. 24, 1982
Applicant:
Inventors:
Assignee:
Roquette Freres, Lestrem, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23F / ;
U.S. Cl.
CPC ...
2523 / ; 252181 ; 2523 / ; 422 17 ; 422 18 ; 210765 ;
Abstract
A composition for inhibiting corrosion by water of metal substrates comprises zinc gluconate or glucoheptonate and at least one water-soluble inorganic polyphosphate.