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. 21, 1981
Filed:
Jan. 22, 1979
Applicant:
Inventors:
Antoine Gaucher, Saint-Etienne, FR;
Bernard Zabinski, Saint-Etienne, FR;
Assignee:
Centre Stephanois de Recherches Mecanique Hydromecanique et Frottement, Andrezieux-Boutheon, FR;
Primary Examiner:
Int. Cl.
CPC ...
C23F / ;
U.S. Cl.
CPC ...
148-63 ; 148133 ; 148 315 ;
Abstract
A method of treating a part which contains titanium in its outer surface luding the steps of removing a portion of the natural oxide layer, placing the part in an enclosure, evacuating the enclosure, isolating the evacuated enclosure, and introducing oxygen in an amount ranging from 10.sup.-3 to 2.55 milligrams for each square centimeter of total outer part surface area, and heating to a temperature from 450.degree. C. to 880.degree. C.