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:
Nov. 24, 1981
Filed:
Jun. 25, 1980
Applicant:
Inventors:
Noboru Hayakawa, Tokyo, JP;
Akaru Furusato, Tokyo, JP;
Toshio Saito, Tokyo, JP;
Tastuyuki Iwai, Tokyo, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
210369 ; 210378 ; 2103801 ;
Abstract
A centrifugal thickener comprising a truncated-cone shaped rotary barrel and a filter arranged along the inner surface of the rotary barrel, the rotary barrel having a vertical angle, of a truncated-cone shape formed by the internal surface thereof, of 40 to 80 degrees, the filter having a number of openings in size of 10 to 40 microns.