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:
May. 14, 2019
Filed:
Jun. 23, 2016
Rolls-royce Plc, London, GB;
Mark C Hardy, Derby, GB;
Howard J Stone, Derby, GB;
Nicholas G Jones, Derby, GB;
Paul M Mignanelli, Derby, GB;
ROLLS-ROYCE PLC, London, GB;
Abstract
A nickel-base alloy of, in atomic percent unless otherwise stated, up to 8 percent Fe, up to 16 percent Co, between 15 and 25 percent Cr, up to 3 percent Mo, up to 2 percent W, between 3 and 5 percent Al, between 3 and 7.5 percent Nb, up to 3 percent Ta, up to 0.2 percent Ti, up to 0.5 percent C, up to 0.175 percent B, up to 0.07 percent Zr, up to 1 percent Mn, up to 1 percent Si, up to 0.2 percent Hf, the balance of Ni and incidental impurities, wherein the atomic ratio of Al to Nb is between 0.4 and 1.7, the atomic ratio of the sum of Al and Ti to Nb is between 0.4 and 1.8, and, the composition including at least 10 percent of elements from the group of Al, Nb, and Ti.