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:
Jul. 07, 1987
Filed:
Sep. 12, 1985
Applicant:
Inventors:
Osamu Saeki, Kobe, JP;
Kenji Mori, Kobe, JP;
Mamoru Onoda, Hyogo, JP;
Ryo Watanabe, Kobe, JP;
Katsufumi Shinohara, Kobe, JP;
Takehiko Ashie, Kobe, JP;
Nobuyuki Imanishi, Kobe, JP;
Assignee:
Kabushiki Kaisha Kobe Seiko Sho, Kobe, JP;
Primary Examiner:
Int. Cl.
CPC ...
C21B / ;
U.S. Cl.
CPC ...
75 26 ; 75 38 ; 266160 ; 266172 ;
Abstract
A method of using coal for reducing iron ore in a fluidized bed to obtain a reduced iron comprising fluidizing and pylolysis of a fine coal in a first fluidized bed, fluidized and thermal cracking the vapored material from the first fluidized bed in a second fluidized bed to deposit carbon on the surface of iron ore particles, fluidizing and reducing the iron ore in a third fluidized bed using reducing gas from generator.