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:
Oct. 19, 1999
Filed:
Sep. 30, 1997
Applicant:
Inventors:
Ulf Franzen, Hallstahammar, SE;
Jan Olov Olsson, Hallstahammar, SE;
Assignee:
Kanthal AB, Hallstahammar, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F / ;
U.S. Cl.
CPC ...
419 49 ; 419 26 ;
Abstract
A method of manufacturing high-temperature-resistant shaped parts of an iron-chromium-aluminum alloy containing 2-10 wt % aluminum, 10-40 wt % chromium, and the balance basically iron is provided. According to this method, the composition in powdered form is hot isostatically pressed to a predetermined shape to form a product. Optionally, the product may be pre-oxidized to form a protective layer of aluminum oxide on a surface thereof.