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:
Oct. 21, 1980
Filed:
Jan. 02, 1979
Applicant:
Inventors:
Bruce F Caswell, Whitmore Lake, MI (US);
Ira E Puddington, Ottawa, CA;
Assignee:
Canadian Patents and Development Limited, Ottawa, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ; C02B / ;
U.S. Cl.
CPC ...
210727 ; 2331 / ; 209-5 ; 210728 ; 210729 ;
Abstract
The aqueous slime waste product of a phosphate ore beneficiation process is dewatered by agglomerating the solids thereof using a conditioner and a hydrophobic bridging liquid.