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:
Sep. 26, 1978
Filed:
Jun. 30, 1976
Applicant:
Inventors:
Katsunobu Tatsumoto, Tokyo, JP;
Kenji Fukuda, Omuta, JP;
Assignees:
Mitsui Mining Company, Limited, Tokyo, JP;
Mitsui Coke Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ; C10B / ; C10B / ;
U.S. Cl.
CPC ...
423448 ; 201-6 ; 201-8 ; 201 21 ; 201 24 ;
Abstract
Process for manufacturing an isotropic carbonaceous material having a high density and a high crushing strength which comprises the steps of (a) extracting a reformed coal from at least one component selected from the group consisting of brown coal, lignite and grass peat in the presence of hydrogen gas; (b) heating the reformed coal to produce a green coke; and (c) coking the green coke.