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. 10, 1981
Filed:
Aug. 21, 1978
Applicant:
Inventors:
Robert B Long, Atlantic Highlands, NJ (US);
Martin L Gorbaty, Westfield, NJ (US);
Lonnie W Vernon, Baytown, TX (US);
Assignee:
Exxon Research & Engineering Co., Florham Park, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ; C10B / ; C10B / ;
U.S. Cl.
CPC ...
208 / ; 208 / ; 208 10 ; 201-9 ; 201 23 ;
Abstract
Particulate coal is contacted with a vapor phase hydrogen donor solvent to swell the coal particles and, thereafter, the swollen coal particles are subjected to coal liquefaction conditions in the presence of a liquid phase solvent.