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:
Dec. 04, 1984
Filed:
Dec. 17, 1982
Applicant:
Inventors:
Bennie R Ward, Richmond, VA (US);
Suphal P Agrawal, Rancho Palos Verdes, CA (US);
Richard F Ashton, Richmond, VA (US);
Assignee:
Reynolds Metals Company, Richmond, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22F / ;
U.S. Cl.
CPC ...
148 / ; 420902 ;
Abstract
The use of a sequentially applied warm working/cold working procedure in the conventional steps of preparing heat treatable superplastic alloys yields material which demonstrates substantially equiaxed fine grain structure and improved superplastic forming characteristics.