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. 18, 1976
Filed:
Nov. 21, 1974
Applicant:
Inventors:
Nick G Lirones, North Muskegon, MI (US);
David H Sturgis, North Muskegon, MI (US);
Assignee:
Howmet Corporation, Greenwich, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260 / ; 106 382 ; 106 383 ; 106 3835 ; 164 43 ; 260D / ; 264 63 ; 264 66 ;
Abstract
This invention is addressed to cores for use in the casting of high melting point metals wherein the core is formed of a refractory material, a silicone resin and a catalyst in the form of an anhydride of an organic carboxylic acid.