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. 13, 1980
Filed:
Mar. 28, 1979
Applicant:
Inventors:
Kentaro Murayama, Osaka, JP;
Kazuyuki Nakano, Toyonaka, JP;
Assignee:
Sankin Industry Co., Ltd., Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
7513 / ; 75171 ;
Abstract
A low melting point Ni-Cr alloy is fusible easily with a low-calorie heat source commonly and easily available. The alloy comprises, Ni, Cr, Cu, Mn and Al as the principal components thereof and an appropriate deoxidizer. There is further added at least one alloy element selected from the group consisting of Ga, Nb and Zr or other alloy elements if circumstances permit. The low melting point of the alloy disclosed herein simplifies casting facilities, makes plaster molds usable and facilitates the removal of products after casting.