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:
Sep. 28, 1976
Filed:
Mar. 27, 1975
Applicant:
Inventors:
Udo Klaus Biermann, Eindhoven, NL;
Brian Lynch, Eindhoven, NL;
Willibrordus Maria VAN DE Wijgert, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ; C23F / ;
U.S. Cl.
CPC ...
428457 ; 428 35 ; 427433 ; 176 88 ;
Abstract
A method of manufacturing metal parts containing an element which is attacked by lead comprising coating the metal parts with zirconium nitride by treatment with a zirconium-containing metal melt.