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:
Oct. 15, 1985
Filed:
Aug. 31, 1984
Applicant:
Inventors:
Assignee:
Sumitomo Heavy Industries, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C21B / ;
U.S. Cl.
CPC ...
75 29 ;
Abstract
A method for activating a petroleum coke which comprises impregnating the petroleum coke with an aqueous solution or suspension of an alkaline earth metal compound to contain 0.2% or more by weight of the alkaline earth metal compound in the coke.
Matsuoka, Toshio. (1985). Method of reducing iron ore using petroleum coke (U.S. Patent No. 4547219). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4547219
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile