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. 17, 1978
Filed:
Oct. 12, 1976
Applicant:
Inventors:
John C Lodholz, Perkasie, PA (US);
P Barry Straus, Hatfield, PA (US);
Assignee:
FMC Corporation, Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B01C / ;
U.S. Cl.
CPC ...
210112 ; 210134 ; 210528 ;
Abstract
A sludge removal mechanism including concentrating members for concentrating the settled sludge in localized areas on the bottom of the tank with conduits leading from the localized areas to a collection zone. A flow control device is associated with each conduit in the collection zone and a plurality of flow control devices are simultaneously moved by a drive mechanism so that the range of flow from a plurality of localized areas in a tank are changed simultaneously.