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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.:

US 4404025 B1

PDFFull Text
Date of Patent:
Sep. 13, 1983

Filed:

Feb. 23, 1982

Process for manufacturing semifinished product from a memory alloy

Applicant:
Inventors:

Olivier Mercier, Ennetbaden, CH;

Dag Richter, Ennetbaden, CH;

Gunther Schroder, Birmenstorf, CH;

Assignee:

BBC Brown, Boveri & Company Limited, Baden, CH;

Attorney:

Oblon, Fisher, Spivak, McClelland & Maier

Primary Examiner:

L Dewayne Rutledge

Assistant Examiner:

Debbie Yee

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.

Find Patent Forward Citations

Quick Actions:

Mercier, Olivier. (1983). Process for manufacturing semifinished product from a memory alloy (U.S. Patent No. 4404025). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4404025

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