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:
Jul. 19, 1988
Filed:
Jan. 16, 1987
Peter R Klinkowski, Norwalk, CT (US);
Dorr-Oliver Incorporated, Stamford, CT (US);
Abstract
A membrane for dewatering a suspension of solids in a carrier liquid by means of either an electrically augmented vacuum filter (EAVF) or an electrically augmented crossflow device. The EAVF and crossflow devices both include an anodic structure comprising an anode, anolyte and a filter membrane for depositing or concentrating solids from the suspension of solids; and a cathodic structure comprising a cathode, catholyte, a catholyte chamber, and a filtrate chamber for filtering the filtrate of the bath of the suspension of solids. The catholyte chamber having a membrane wall which is liquid impervious and either an anion exchange membrane or a non ion selective membrane. Filtrate being removed at the filtrate chamber.