ConocoPhillips
Delayed gelation of polymers

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Abstract:

The disclosure is directed to methods and compositions delaying the gelation of polymers in water flooding by sequentially or co-injecting a carboxylate-containing polymer solution, a gel-delaying polymer, and gelation agent into a hydrocarbon reservoir. Delays of weeks are observed.

Status:
Grant
Type:

Utility

Filling date:

26 Oct 2020

Issue date:

12 Jul 2022