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. 08, 1989
Filed:
Feb. 16, 1988
Applicant:
Inventors:
Jerzy S Janiak, Edmonton, CA;
Ali A Turak, Edmonton, CA;
Wanda Pawlak, Edmonton, CA;
Boleslaw L Ignasiak, Edmonton, CA;
Assignee:
Electric Power Research Institute, Inc., Palo Alto, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
C10L / ;
U.S. Cl.
CPC ...
44620 ; 44627 ;
Abstract
A method is provided for separating agglomerated subbituminous coal and the heavy bridging liquid used to form the agglomerates. The separation is performed by contacting the agglomerates with inert gas or steam at a temperature in the range of 250.degree. to 350.degree. C. at substantially atmospheric pressure.
Janiak, Jerzy. (1989). Method for providing improved solid fuels from agglomerated (U.S. Patent No. 4854940). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4854940
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile