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. 14, 1976
Filed:
Sep. 03, 1975
Applicant:
Inventors:
Assignee:
Fuji Kasui Engineering Co., Ltd., Tokyo, J;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10B / ; C10B / ; C10B / ; C10J / ;
U.S. Cl.
CPC ...
202221 ; 48 66 ; 48 69 ; 48123 ; 202262 ; 202269 ; 202270 ; 201-25 ;
Abstract
A method and apparatus for disposal of rubber wastes is provided wherein rubber wastes such as scrap tires are dry-distilled in a vertical dry distillation retort of an internal heating type having a rotary discharge chute with a water seal, valuable substances contained in the rubber wastes, such as carbon black and oil, are effectively recovered and dry-distilled gas is used as a heat source for the dry distillation of the rubber wastes.