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:
Aug. 29, 1978
Filed:
Nov. 30, 1976
Applicant:
Inventors:
Richard E Hildebrand, Glenshaw, PA (US);
John A Paraskos, Pittsburgh, PA (US);
Herman Taylor, Jr, Pittsburgh, PA (US);
Assignee:
Gulf Research & Development Company, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208-8 ; 208 10 ;
Abstract
A process for liquefying coal employing a low temperature preheater zone, a higher temperature non-catalytic hydrocracking zone and a catalytic hydrogenation zone. The process is improved by venting gases from the high temperature hydrocracking zone.
Hildebrand, Richard. (1978). Process for liquefying coal employing a vented dissolver (U.S. Patent No. 4110192). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4110192
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile