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:
Sep. 26, 1978
Filed:
Jan. 25, 1977
Applicant:
Inventor:
Gordon Samuel Keat, Par, GB;
Assignee:
English Clays Lovering Pochin & Company Limited, St. Austell, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210 68 ; 34 22 ; 34130 ; 34145 ; 34155 ; 34181 ; 100211 ; 210 70 ;
Abstract
A method of reducing the liquid content of a mixture of a liquid and a particulate solid by subjecting said mixture to pressure filtration in a tube pressure filter in which, after the formation of the filter cake on the filter element of the tube pressure filter, a gas is forced through the filter cake at a pressure which is at least one third of the maximum pressure employed to form the filter cake on the filter element.