Invention Grant
- Patent Title: Two-material P and A plug
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Application No.: US17724449Application Date: 2022-04-19
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Publication No.: US12129733B2Publication Date: 2024-10-29
- Inventor: Randall S. Shafer
- Applicant: ConocoPhillips Company
- Applicant Address: US TX Houston
- Assignee: CONOCOPHILLIPS COMPANY
- Current Assignee: CONOCOPHILLIPS COMPANY
- Current Assignee Address: US TX Houston
- Agency: Boulware & Valoir PLLC
- The original application number of the division: US16774741 2020.01.28
- Main IPC: E21B33/12
- IPC: E21B33/12 ; C09K8/42 ; C09K8/44 ; E21B33/13
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
- US20220243553A1 TWO-MATERIAL P&A PLUG Public/Granted day:2022-08-04
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