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. 06, 2021
Filed:
Jul. 20, 2016
Applicant:
Vetco Gray Scandinavia As, Stravanger, NO;
Inventors:
Hua Wang, Niskayuna, NY (US);
Zijun Xia, Shanghai, CN;
Jose Luis Plasencia Cabanillas, Blommenholm, NO;
Assignee:
VETCO GRAY SCANDINAVIA AS, Stravanger, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/46 (2006.01); C02F 1/461 (2006.01); B01D 61/02 (2006.01); B01D 61/42 (2006.01); B01D 61/10 (2006.01); B01D 61/44 (2006.01); C02F 1/44 (2006.01); B01D 65/02 (2006.01); B01D 61/20 (2006.01); B01D 61/58 (2006.01); E21B 43/40 (2006.01); E21B 37/08 (2006.01); E21B 43/36 (2006.01); C02F 1/42 (2006.01); C02F 103/10 (2006.01); C02F 1/469 (2006.01); C02F 103/08 (2006.01); B01D 61/14 (2006.01); C02F 103/02 (2006.01); C02F 103/36 (2006.01); E21B 43/20 (2006.01);
U.S. Cl.
CPC ...
C02F 1/4602 (2013.01); B01D 61/022 (2013.01); B01D 61/10 (2013.01); B01D 61/20 (2013.01); B01D 61/422 (2013.01); B01D 61/445 (2013.01); B01D 61/58 (2013.01); B01D 65/02 (2013.01); C02F 1/441 (2013.01); C02F 1/4618 (2013.01); E21B 37/08 (2013.01); E21B 43/36 (2013.01); E21B 43/40 (2013.01); B01D 61/025 (2013.01); B01D 61/027 (2013.01); B01D 61/145 (2013.01); B01D 61/147 (2013.01); B01D 2311/04 (2013.01); B01D 2311/2623 (2013.01); B01D 2313/90 (2013.01); B01D 2317/025 (2013.01); B01D 2321/162 (2013.01); B01D 2321/164 (2013.01); C02F 1/42 (2013.01); C02F 1/442 (2013.01); C02F 1/444 (2013.01); C02F 1/4693 (2013.01); C02F 2001/4619 (2013.01); C02F 2001/46185 (2013.01); C02F 2103/023 (2013.01); C02F 2103/08 (2013.01); C02F 2103/10 (2013.01); C02F 2103/365 (2013.01); C02F 2201/001 (2013.01); C02F 2201/46115 (2013.01); C02F 2301/08 (2013.01); C02F 2303/14 (2013.01); C02F 2303/20 (2013.01); C02F 2303/22 (2013.01); E21B 43/20 (2013.01);
Abstract
The invention concerns a subsea water processing system comprising an electrochemical unit that uses raw or treated seawater to generate high pH and low pH solutions that are used to clean at least one subsea process apparatus during a cleaning cycle by circulation through the at least one subsea process apparatus via acid or base flow lines connecting the electrochemical unit with the subsea process apparatus on-site.