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. 23, 1991
Filed:
Jan. 07, 1987
Applicant:
Inventors:
Laurier L Schramm, Edmonton, CA;
Russell G Smith, Edmonton, CA;
Assignees:
Alberta Energy Company Ltd., Alberta, CA;
Canadian Occidental Petroleum Ltd., Alberta, CA;
Esso Resources Canada Limited, Alberta, CA;
Gulf Canada Limited, Ontario, CA;
Her Majesty the Queen in right of the Province of Alberta, Alberta, CA;
HBOG-Oil Sands Limited Partnership, Alberta, CA;
PanCanadian Petroleum Limited, Alberta, CA;
Petro-Canada Inc., Alberta, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10E / ;
U.S. Cl.
CPC ...
208391 ;
Abstract
The present invention is based on the following:
Schramm, Laurier. (1991). Monitoring surfactant content to control hot water process for tar sand (U.S. Patent No. 5009773). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5009773
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile