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.

Date of Patent:
Nov. 28, 2023

Filed:

Nov. 06, 2018
Applicant:

Sandymount Technologies Corporation, Woburn, MA (US);

Inventor:

Ronan K. McGovern, Cambridge, MA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/02 (2006.01); B01D 61/08 (2006.01); B01D 61/10 (2006.01);
U.S. Cl.
CPC ...
B01D 61/025 (2013.01); B01D 61/08 (2013.01); B01D 61/026 (2022.08); B01D 61/10 (2013.01); B01D 2311/04 (2013.01); B01D 2311/06 (2013.01); B01D 2311/14 (2013.01); B01D 2313/18 (2013.01); B01D 2313/243 (2013.01); B01D 2317/022 (2013.01); B01D 2317/025 (2013.01); B01D 2317/04 (2013.01);
Abstract

A reverse osmosis filtration system includes a set of two or more reverse osmosis pressure vessels coupled in series, each pressure vessel having one or more reverse osmosis membrane elements, a feed inlet, a retentate outlet, a permeate outlet. The pressure vessels are coupled so that each successive pressure vessel has (a) its feed inlet coupled to the retentate outlet of its preceding pressure vessel and (b) its permeate outlet coupled to the permeate outlet of its preceding pressure vessel. The permeate outlet of at least one pressure vessel includes a front permeate outlet and the permeate outlet of at least one other pressure vessel includes a back permeate outlet. The back permeate outlet of one pressure vessel is coupled to the front permeate outlet of a successive pressure vessel.


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