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:
Apr. 03, 1979
Filed:
Feb. 13, 1978
Applicant:
Inventors:
Peter G Miasek, Sarnia, CA;
John J Dugan, Sarnia, CA;
Assignee:
Imperial Oil Enterprises Ltd., Toronto, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; C01B / ;
U.S. Cl.
CPC ...
208108 ; 208209 ; 208235 ; 252436 ; 423 37 ; 4235 / ; 423563 ; 423572 ;
Abstract
Alkali metal sulfides are regenerated from alkali metal hydrosulfides which are produced as a result of the hydroconversion of heavy carbonaceous feeds. The regeneration is effected by contacting the alkali metal hydrosulfide with a metal oxide at elevated temperatures.