Invention Grant
- Patent Title: Fluid pressure transmission pill
- Patent Title (中): 流体压力传输丸
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Application No.: US12594554Application Date: 2008-04-03
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Publication No.: US08927466B2Publication Date: 2015-01-06
- Inventor: Ole Iacob Prebensen , Monica Norman , Anne-Marie Friestad , Egil Ronaes
- Applicant: Ole Iacob Prebensen , Monica Norman , Anne-Marie Friestad , Egil Ronaes
- Applicant Address: US TX Houston
- Assignee: M-I LLC
- Current Assignee: M-I LLC
- Current Assignee Address: US TX Houston
- Agency: Osha Liang LLP
- International Application: PCT/US2008/059283 WO 20080403
- International Announcement: WO2008/124516 WO 20081016
- Main IPC: C09K8/40
- IPC: C09K8/40 ; E21B43/00 ; C09K8/42 ; C09K8/502 ; C09K8/508 ; E21B21/08 ; E21B33/16
Abstract:
A pill for wellbore operations, that includes a base fluid; and at least two polymers that interact to form a gelatinous structure characterized as isolating and controllably transmitting hydrostatic pressure between a first wellbore fluid above the pill in a wellbore and a second wellbore fluid below the pill in the wellbore is disclosed.
Public/Granted literature
- US20100186957A1 FLUID PRESSURE TRANSMISSION PILL Public/Granted day:2010-07-29
Information query
