Invention Grant
- Patent Title: Low shear trim
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Application No.: US14675461Application Date: 2015-03-31
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Publication No.: US09856712B2Publication Date: 2018-01-02
- Inventor: Kevin Peter Minnock , Abinesh Gnanavelu , Padraic Edward McDonnell , Edmund Peter McHugh , Michael David Mullin , Declan Elliott
- Applicant: Cameron International Corporation
- Applicant Address: US TX Houston
- Assignee: Cameron International Corporation
- Current Assignee: Cameron International Corporation
- Current Assignee Address: US TX Houston
- Agency: Fletcher Yoder, P.C.
- Main IPC: E21B33/035
- IPC: E21B33/035 ; E21B33/076 ; E21B43/16 ; E21B43/20

Abstract:
A system includes a subsea chemical injection system configured to inject a chemical into a well, wherein the choke trim comprises a first cylinder comprising a first plurality of spiral flow paths, a second cylinder comprising a second plurality of spiral flow paths, wherein the first cylinder is disposed within the second cylinder, and an outer portion comprising a plurality of axial passages, wherein the second cylinder is disposed within the outer portion.
Public/Granted literature
- US20150275611A1 LOW SHEAR TRIM Public/Granted day:2015-10-01
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