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:
Mar. 27, 1984
Filed:
Jul. 22, 1982
Applicant:
Inventor:
Richard P Rhodes, Westfield, NJ (US);
Assignee:
Exxon Research and Engineering Co., Florham Park, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ;
U.S. Cl.
CPC ...
208 10 ; 208 / ; 208 / ;
Abstract
Carbonous materials such as subbituminous coal, oil-shale, lignite and peat are converted to liquid and gaseous products by (a) impregnating the material with a water soluble salt of a metal selected from the group consisting of iron and zinc, (b) precipitating said metal in as its oxide or a form which can be readily converted to its oxide, and (c) pyrolyzing the treated material at a temperature from about 400.degree. C. to 600.degree. C. at short gas residence times and long solids residence times.