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. 12, 1985
Filed:
Sep. 22, 1983
Applicant:
Inventors:
Terry S Cantu, Ponca City, OK (US);
Mark C Williams, Berkeley, CA (US);
Assignee:
Conoco Inc., Ponca City, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F26B / ;
U.S. Cl.
CPC ...
34-9 ;
Abstract
Water content of coal is reduced during heavy liquid/ash separation processes by adding an alcohol containing from 1 to 3 carbon atoms to the heavy liquid. These alcohols are miscible with both the heavy liquid and with the water and provide a continuous phase for water removal.
Cantu, Terry. (1985). Alcohol/heavy liquid drying of coal (U.S. Patent No. 4498246). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4498246
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile