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:
Jan. 06, 1976
Filed:
Dec. 05, 1973
Applicant:
Inventors:
Assignee:
Nippon Piston Ring Co., Ltd., Tokyo, JA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
148-627 ; 29197 ; 29198 ; 427406 ; 427422 ;
Abstract
Herein disclosed is a metal spraying method, which comprises the steps of subjecting the surface of aluminum or aluminum alloy to zinc-substitution treatment so as to form a zinc layer in said surface, and spraying a desired metal directly on the substituted zinc layer or on a metal layer, which is formed by preliminarily spraying such a metal as has sufficient adhesion to said desired metal, so as to form thereon a metal sprayed layer.