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. 03, 2001
Filed:
Sep. 09, 1998
Applicant:
Inventors:
Ralph H. Larson, Bayport, MN (US);
John L. Schlafer, Woodbury, MN (US);
Assignee:
Ecowater Systems, Inc., Woodbury, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 1/102 ;
U.S. Cl.
CPC ...
B01D 1/102 ;
Abstract
A potassium permanganate feeder has an inlet container and an outlet container disposed in an outer container. An inlet tube disposed in the inlet container supplies fill water which flows out of the inlet container through a porous screen to dissolve potassium potassium crystals. The resulting potassium permanganate solution flows into the outlet container through a porous screen where it may be withdrawn through an outlet tube disposed therein.