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. 13, 1983
Filed:
Feb. 23, 1982
Applicant:
Inventors:
Assignee:
BBC Brown, Boveri & Company Limited, Baden, CH;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21D / ;
U.S. Cl.
CPC ...
148 / ; 148 / ;
Abstract
Brittle Ni/Ti memory alloys containing copper can be transformed, from the cast condition, into semifinished product which is suitable for further processing, by a process in which a cast bar is homogenized, a little below the solidus line, and is then isothermally extruded in the temperature range from 700.degree. to 850.degree. C.