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. 26, 2011
Filed:
Jan. 23, 2007
Yves Gaignet, Montigny le Bretonneux, FR;
Ichiro Kano, Montigny le Bretonneux, FR;
Cecilia Regnault, Carrieres Sous Poissy, FR;
Daniel Darbouret, Thiers, FR;
Yves Gaignet, Montigny le Bretonneux, FR;
Ichiro Kano, Montigny le Bretonneux, FR;
Cecilia Regnault, Carrieres Sous Poissy, FR;
Daniel Darbouret, Thiers, FR;
Millipore Corporation, Billerica, MA (US);
Abstract
A water purification system and method. A closed water recirculation loop supplied at one point by a water inlet with water to be purified, and having at least one outlet point of use of the purified water. Also included is a pump and a water purifier on the loop respectively downstream of the inlet point and upstream of the at least one outlet point, in the water flow direction. The system includes two independent valves, including a first valve on the loop upstream of the pump and a second valve upstream of the at least one point of use outlet point. The first and second valves are selectively opened and closed to recirculate all the water treated by the purifier.