Invention Grant
- Patent Title: Well screens and methods to reduce screen plugging
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Application No.: US15410921Application Date: 2017-01-20
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Publication No.: US10196881B2Publication Date: 2019-02-05
- Inventor: Deepak Kumar , Tarik Abdelfattah , Adriana Hightower , Zhiyue Xu
- Applicant: Deepak Kumar , Tarik Abdelfattah , Adriana Hightower , Zhiyue Xu
- Applicant Address: US TX Houston
- Assignee: BAKER HUGHES, A GE COMPANY, LLC
- Current Assignee: BAKER HUGHES, A GE COMPANY, LLC
- Current Assignee Address: US TX Houston
- Agency: Cantor Colburn LLP
- Main IPC: E21B43/08
- IPC: E21B43/08 ; C23C16/26

Abstract:
A subterranean screen assembly comprises a base pipe with end connections to attach to a pipe string and a portion that is perforated or slotted; and a coated screen radially outwardly disposed of the base pipe. The coated screen comprises a screen substrate and a coating disposed on a surface of the screen substrate; the coating comprising an amorphous diamond like carbon doped with about 10 to about 30 atomic percent of silicon, about 10 to about 20 atomic percent of oxygen, or a combination comprising at least one of the foregoing dopants, or a polymer comprising a fluoropolymer, a silicone, or a combination comprising at least one of the foregoing.
Public/Granted literature
- US20170211359A1 WELL SCREENS AND METHODS TO REDUCE SCREEN PLUGGING Public/Granted day:2017-07-27
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