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:
Jun. 15, 2021
Filed:
Feb. 21, 2018
Merck Patent Gmbh, Darmstadt, DE;
Merck Patent GmbH, Darmstadt, DE;
Abstract
The invention provides a water purification and dispensing system, preferably for producing ultrapure water and offering the purified water at one or more dispensing sites in a desired volume. The water purification and dispensing system comprises a (closed) water recirculation loop including a water inlet for introducing water to be purified, pumping means for pumping water through said water recirculation loop in a flow direction, water purification means for purifying water downstream of said water inlet, a dispensing portion of the water recirculation loop including one or more outlet(s) for purified water branched from said water recirculation loop downstream of said water purification means, a first valve arranged between each outlet and said water recirculation loop, for controlled dispensing of the purified water from said recirculation loop through the respective outlet, a second valve arranged in said dispensing portion of the water recirculation loop downstream of said first valve(s) and upstream of said pumping means, a bypass passage branched from said water recirculation loop and bypassing said dispensing portion of the water recirculation loop including said first valve(s) and said second valve, and a third valve for controlling the flow rate through said bypass passage.