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:
Dec. 10, 1985
Filed:
Sep. 24, 1984
Applicant:
Inventors:
James D Nichols, Glenmoore, PA (US);
Richard Derby, Media, PA (US);
Glenn T von dem Bussche, Wescosville, PA (US);
David A Hannum, Chadds Ford, PA (US);
Assignee:
Air Products and Chemicals, Inc., Allentown, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
C23F / ;
U.S. Cl.
CPC ...
252 / ; 252148 ; 252149 ; 252390 ; 252391 ; 422 12 ;
Abstract
Metal corrosion by aqueous acid solutions is inhibited by admixture therein of a synergistic additive consisting essentially of: