Invention Application
- Patent Title: TWO-MATERIAL P&A PLUG
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Application No.: US16774741Application Date: 2020-01-28
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Publication No.: US20200165894A1Publication Date: 2020-05-28
- Inventor: Randall S. SHAFER
- Applicant: ConocoPhillips Company
- Main IPC: E21B33/12
- IPC: E21B33/12 ; E21B33/13 ; C09K8/42 ; C09K8/44
Abstract:
A plug for Plug and Abandonment (P&A) operations. The plug is a two-part plug of bismuth-based alloy and resin, allowing for sealing of an oil well using two different mechanisms with a shorter plug. The sealing can be rock-to-rock and/or cast-in-place.
Public/Granted literature
- US11346176B2 Two-matertal, P and A plug Public/Granted day:2022-05-31
Information query
