Invention Grant
- Patent Title: Density-based fluid flow control devices
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Application No.: US16755881Application Date: 2018-10-23
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Publication No.: US11543049B2Publication Date: 2023-01-03
- Inventor: Stephen Michael Greci , Michael Linley Fripp
- Applicant: Halliburton Energy Services, Inc.
- Applicant Address: US TX Houston
- Assignee: Halliburton Energy Services, Inc.
- Current Assignee: Halliburton Energy Services, Inc.
- Current Assignee Address: US TX Houston
- Agency: Parker Justiss, P.C.
- Agent Scott Richardson
- International Application: PCT/US2018/056977 WO 20181023
- International Announcement: WO2019/135814 WO 20190711
- Main IPC: F16K33/00
- IPC: F16K33/00 ; E21B34/08 ; F16K31/18 ; E21B34/06 ; E21B43/12 ; F16K31/30 ; E21B43/14

Abstract:
A fluid flow control device includes a rotatable component for rotating about an axis in response to fluid flow from an inlet port of the fluid flow control device. A float component is positioned within the rotatable component and connected to the rotatable component by a hinge. The hinge provides for movement of the float component relative to the rotatable component between (i) an open position that enables fluid flow from the inlet port to an outlet port of the rotatable component, and (ii) a closed position that restricts fluid flow through a flow passage from the inlet port to the outlet port.
Public/Granted literature
- US20200291745A1 DENSITY-BASED FLUID FLOW CONTROL DEVICES Public/Granted day:2020-09-17
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