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:
Jun. 10, 1980
Filed:
Jan. 09, 1978
Applicant:
Inventor:
Stuart W Shaw, Sutton Coldfield, GB;
Assignee:
The International Nickel Co., Inc., New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
75171 ; 148 325 ;
Abstract
Nickel-base superalloys suitable for the production of cast parts for use at elevated temperatures in corrosive atmospheres contain in weight percent about 14% to 22% chromium, 5% to 25% cobalt, 1% to 5% tungsten, 0.5% to 3% tantalum, 2% to 5% titanium, 1% to 4.5% aluminum, the sum of the titanium plus aluminium being 4.5 to 9% up to 2% niobium, 0.31% to 1.2% boron, up to 3.5% molybdenum, up to 0.5% zirconium, up to 0.2% in total of yttrium or lanthanum or both, up to 0.1% carbon, the balance apart from impurities being nickel. Advantageously the alloys are controlled such that