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:
Nov. 05, 1985
Filed:
Dec. 16, 1983
Applicant:
Inventor:
Erven J Kuhlmann, Hopewell Jct., NY (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ;
U.S. Cl.
CPC ...
208 10 ; 208 / ; 208 / ;
Abstract
Process for liquefying coal or similar liquefiable carbonaceous solids in which the liquefaction solvent is a hydrotreated solvent mixture that is derived in the process. The solvent mixture comprises at least 78 wt. % decalin, comprising cis and trans decalin. The cis-isomers comprise at least 80 wt. % of the total weight of the decalin. The solvent mixture may also include about 0-2 wt. % of naphthalene, about 0-5 wt. % of a constituent comprising the mono and/or di methyl derivative of at least one of the other constituents in the mixture, and tetralin comprising the remainder, e.g., about 1-22 wt. %.