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:
Aug. 02, 1977
Filed:
Mar. 17, 1976
Applicant:
Inventor:
Masazi Uemura, Ando, JA;
Assignees:
Aikoh Co., Ltd., Tokyo, JA;
Sumitomo Metal Industries, Ltd., Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21C / ;
U.S. Cl.
CPC ...
75 58 ; 75 53 ;
Abstract
During the reducing period in steel making, particularly in the making of stainless steel, the reduction of oxides in the slag and desulphurization of the molten steel are promoted by adding a reducing material, which is prepared by mixing uniformly aluminum powder and lime and the, like and compression molding the mixture into a desired shape.
Uemura, Masazi. (1977). Reducing material for steel making (U.S. Patent No. 4039320). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4039320
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile