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:
Aug. 20, 1996
Filed:
Sep. 23, 1994
Applicant:
Inventors:
Masatsugu Watanabe, Okayama, JP;
Yasuhisa Nagano, Okayama, JP;
Hajime Shimoyama, Okayama, JP;
Tomohiro Osaka, Okayama, JP;
Assignee:
Dowa Iron Powder Co., Ltd., Okayama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F / ;
U.S. Cl.
CPC ...
75335 ; 75352 ;
Abstract
Ejection material in powder form used in mechanical plating, each particle of the ejection material being made of an iron alloy core covered with a zinc alloy layer and conducted with thermal treatment at a temperature between 300.degree. and 700.degree. C. so that the zinc alloy layer has the Vicker's hardness of 60 to 370.