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. 03, 1981
Filed:
Jul. 30, 1979
Applicant:
Inventor:
Michael S Lancet, Pittsburgh, PA (US);
Assignee:
Conoco, Inc., Stamford, CT (US);
Primary Examiner:
Int. Cl.
CPC ...
C10J / ;
U.S. Cl.
CPC ...
4819 / ; 44 1 / ; 208 / ; 4236 / ;
Abstract
A method for gasifying the bottoms fraction from a coal liquefaction process by mixing the bottoms fraction with at least one finely-divided calcium compound selected from the group consisting of calcium oxide, calcium carbonate and calcium hydroxide with the calcium compound being of a size consist no larger than about -200 Tyler mesh and present in an amount sufficient to produce agglomerate particles upon mixing with the bottoms fraction and thereafter gasifying the resulting agglomerate particles by reacting the agglomerate particles with steam in a fluidized bed.