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. 21, 2015
Filed:
Dec. 08, 2011
Keiichi Nakagawa, Tokyo, JP;
Setsuo Omoto, Tokyo, JP;
Keiji Tanizaki, Tokyo, JP;
Junji Asahara, Tokyo, JP;
Keiichi Nakagawa, Tokyo, JP;
Setsuo Omoto, Tokyo, JP;
Keiji Tanizaki, Tokyo, JP;
Junji Asahara, Tokyo, JP;
MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo, JP;
Abstract
In a method for gas treatment of coal wherein coal () is loaded on a moving mesh conveyor () having a quadrilateral mesh and heated gas () is circulated from above and below so as to bring the heated gas () into contact with the coal () via the mesh of the mesh conveyor (), two layers of coal for lower level stacking (A,A) having a diameter (Dl) that is greater than twice the length (Lss) of the short side of the mesh of the mesh conveyor () are loaded on the mesh of the mesh conveyor () and coal for upper level stacking (B,B) having a diameter (Du) that is twice said length (Lss) or less is loaded on the coal for lower level stacking (A,A).