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:
Mar. 13, 1990
Filed:
Apr. 18, 1989
Applicant:
Inventors:
Tai-sheng Chou, Pennington, NJ (US);
Thomas R Kiliany, Jr, West Chester, PA (US);
Assignee:
Mobil Oil Corp., New York, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ; C02F / ;
U.S. Cl.
CPC ...
210661 ; 210248 ; 210273 ; 210400 ; 210406 ; 210679 ; 210681 ; 239193 ;
Abstract
Disclosed is an improved method and apparatus for creating a more uniform filter cake on a vacuum filter belt. A weir box for depositing a slurry on the filter belt has an outlet in the form of a plurality of slots spaced transversely of the filter belt with each slot being in the form of a truncated triangle with the base of the triangle being located closer to the filter belt than the truncated portion of the triangle.