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:
Apr. 27, 1993
Filed:
Apr. 30, 1992
Applicant:
Inventors:
Ramesh R Bhave, Cranberry Township, PA (US);
Stephen P Evans, III, Fort Worth, TX (US);
Abraham S Chen, Wexford, PA (US);
Henry J Weltman, Fort Worth, TX (US);
Assignee:
U.S. Filter Membralox, Warrendale, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210651 ; 210652 ;
Abstract
The present invention provides a process for the ceramic filtration of contaminants from water-based cleaners by passing a feed solution of water-based cleaner and contaminants through a metal oxide membrane on ceramic support.