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:
Dec. 30, 2003
Filed:
Jun. 07, 2001
Applicant:
Inventors:
Hiroyuki Fujimura, Tokyo, JP;
Kazuo Takano, Tokyo, JP;
Akira Uchino, Tokyo, JP;
Takahiro Ohshita, Tokyo, JP;
Tetsuhisa Hirose, Tokyo, JP;
Assignee:
Ebara Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 4/700 ;
U.S. Cl.
CPC ...
C01B 4/700 ;
Abstract
The present invention relates to a waste carbonization method which produces charcoal and/or activated carbon from solid wastes, such as wood waste, and renders produced gas completely harmless. Solid wastes B are exposed to gas generated in pyrolysis gasification of other wastes A in a gasification furnace 1 to produce charcoal and/or activated carbon from the solid wastes B.