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:
Nov. 23, 1976
Filed:
Nov. 27, 1974
Applicant:
Inventor:
Orville W Reen, Lower Burrell, PA (US);
Assignee:
Allegheny Ludlum Industries, Inc., Pittsburgh, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F / ; C22C / ;
U.S. Cl.
CPC ...
291825 ; 29182 ; 7512 / ; 7512 / ; 7512 / ;
Abstract
A sintered ferritic stainless steel having an overall density no greater than 80% of full density. The steel consists essentially of, by weight, 12 to 30% chromium, up to 8% molybdenum, up to 2% silicon, up to 1.5% manganese, up to 0.04% phosphorus, up to 0.04% sulfur, up to 0.15% carbon, balance iron.