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. 03, 1978
Filed:
Oct. 28, 1976
Applicant:
Inventors:
Assignee:
Agency of Industrial Science & Technology, Tokyo, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B03D / ; B03D / ;
U.S. Cl.
CPC ...
210 44 ; 2102 / ; 261113 ;
Abstract
An apparatus for continuous froth flotation is disclosed which comprises a vertically elongate column having disposed therein a froth separator, a raw water inlet pipe, a treated water discharge pipe and a gas dispersing unit, and stepped shelves disposed inside said column and adapted to provide thorough contact between the bubbles and the water subjected to treatment.