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:
Jan. 02, 1990
Filed:
Feb. 24, 1986
Applicant:
Inventor:
Edward L Czenkusch, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208428 ; 208391 ;
Abstract
An aqueous slurry of comminuted oil shale containing pyritic sulfur is contacted with an oxidizing gas under wet oxidation conditions to produce a product mixture containing treated oil shale solids, and a liquid portion. Hydrocarb=onaceous liquid is recovered from the product mixture.