ConocoPhillips
Two-matertal, P and A plug
Last updated:
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.
Status:
Grant
Type:
Utility
Filling date:
28 Jan 2020
Issue date:
31 May 2022