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:
Feb. 15, 1994
Filed:
Feb. 26, 1993
Applicant:
Inventor:
Huang-Chuan Chen, Taipei (10477), TW;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
208400 ; 208118 ; 208122 ; 208419 ; 201 25 ; 44628 ; 502213 ; 502242 ; 502263 ;
Abstract
An economic and safe process includes a catalytic cracking of the rubber tires and rubber products in the presence of mica catalyst selected from muscovite, sericite and biotite at a reaction temperature of 230.degree.-400.degree. C. under a pressure of 1-2.5 atmospheres for forming mixed oils, carbon black, gaseous products, and other residual products.