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. 15, 1997
Filed:
Mar. 25, 1994
Applicant:
Inventors:
James R Crose, Chelmsford, MA (US);
Sol L Berg, N. Andover, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ; B03C / ;
U.S. Cl.
CPC ...
204572 ; 204551 ; 204553 ; 204647 ; 204660 ; 204665 ; 204671 ; 210243 ; 210748 ; 422 22 ; 422 44 ;
Abstract
Apparatus and method for removing a charged substance from a conductive fluid by imposing an electrostatic field on the conductive fluid, the charged substance being drawn to and retained by a charged substance receiving member having a core of a conductive material and a outer surface of a non-conductive material.