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. 03, 1987
Filed:
Jul. 11, 1986
Applicant:
Inventors:
Eliot S Lassow, Whitehall, MI (US);
Paul R Johnson, Whitehall, MI (US);
Sidney R Whitaker, Hart, MI (US);
Manuel Guerra, Jr, Twin Lake, MI (US);
Assignee:
Howmet Turbine Components Corporation, Greenwich, CT (US);
Primary Examiner:
Int. Cl.
CPC ...
B22C / ;
U.S. Cl.
CPC ...
164518 ; 164519 ; 164525 ; 164529 ; 106 383 ; 106 3835 ;
Abstract
An yttria-based slurry comprising a dense grain yttria powder and a non-aqueous-based binder is used as a mold facecoat and corecoat for investment casting of reactive metals such as titanium and titanium alloys.