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. 10, 1978
Filed:
Aug. 08, 1975
Applicant:
Inventors:
Kozo Saitoh, Tokyo, JP;
Sumio Izumi, Sayama, JP;
Assignee:
Mitsui Mining & Smelting Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B03B / ; B03B / ;
U.S. Cl.
CPC ...
209155 ; 209162 ;
Abstract
A method of separating highly hydrophobic plastics from a plastics mixture comprising placing the plastics mixture in an aqueous liquid medium, keeping the aqueous liquid medium in an agitated state to disperse the plastics mixture whereby the plastics having a higher hydrophobicity float on the aqueous liquid medium surface, and removing the plastics floating on the surface of the aqueous liquid medium.