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:
Jul. 13, 1976
Filed:
Apr. 08, 1975
Applicant:
Inventor:
James F McKeighen, Huntington Beach, CA (US);
Assignee:
Kawecki Berylco Industries, Inc., Reading, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21D / ; C21D / ; C21D / ; C22F / ;
U.S. Cl.
CPC ...
148 / ; 29DI / ; 2918 / ; 72 38 ; 72364 ; 72700 ; 148 127 ;
Abstract
Production of tapered titanium alloy tube performed by subjecting uniformly dimensioned tube to multiple swaging steps interspersed with vacuum annealing, heat hardening in the presence of atmospheric gases producing high yield strength in the final product.