Invention Grant
- Patent Title: Method for sampling and analysis of production from a subsea well for measuring salinity of produced water and also volumetric ratio between liquid fractions
- Patent Title (中): 从海底井采样和分析生产水的盐度的方法以及液体馏分之间的体积比
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Application No.: US13319511Application Date: 2010-05-06
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Publication No.: US08720573B2Publication Date: 2014-05-13
- Inventor: Egil Eriksen
- Applicant: Egil Eriksen
- Applicant Address: NO Stord
- Assignee: Tool-Tech AS
- Current Assignee: Tool-Tech AS
- Current Assignee Address: NO Stord
- Agency: Patterson & Sheridan, L.L.P.
- Priority: NO20091818 20090509
- International Application: PCT/NO2010/000171 WO 20100506
- International Announcement: WO2010/131978 WO 20101118
- Main IPC: E21B43/36
- IPC: E21B43/36 ; E21B47/00

Abstract:
A permanent subsea sampling and analysis system is integrated into a replaceable equipment module for a choke valve of a subsea production well. The analysis system is self-contained, and separates a sample into liquid fractions consisting of crude oil, condensate and produced water and then measures the salinity of the water as well as the volumetric ratio between the liquid fractions all in the same sampling container.
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