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:
Jan. 20, 1976
Filed:
Oct. 07, 1974
Applicant:
Inventor:
Harold L Erskine, Devon, PA (US);
Assignee:
Great Canadian Oil Sands Limited, Toronto, CA;
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210400 ; 210526 ;
Abstract
The specification discloses an apparatus for recovering bitumen from large water surfaces. The apparatus comprises a crowned continuous conveyor belt with screen-bottomed scoops spaced along the outer surface of the belt.