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:
Mar. 07, 2023
Filed:
Apr. 18, 2018
Applicant:
Subsea 7 Norway As, Stavanger, NO;
Inventor:
Sigbjorn Daasvatn, Hornnes, NO;
Assignee:
Subsea 7 Norway AS, Stavanger, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/36 (2006.01); C02F 1/40 (2006.01); C02F 9/00 (2006.01); C02F 1/24 (2006.01); E21B 43/40 (2006.01); C02F 1/20 (2006.01); C02F 101/32 (2006.01);
U.S. Cl.
CPC ...
E21B 43/36 (2013.01); C02F 1/40 (2013.01); C02F 9/00 (2013.01); C02F 1/20 (2013.01); C02F 1/24 (2013.01); C02F 2101/32 (2013.01); C02F 2301/08 (2013.01); E21B 43/40 (2013.01);
Abstract
A subsea production unit for subsea treatment of oil has a frame that supports an onboard multiphase separation system for separating gas and water from a wellstream containing oil. The subsea production unit also includes an onboard water treatment system for cleaning oil from water that is produced by the separation system.