POLYMER COMPOSITION FOR CREATING ARTIFICIAL FILTER IN BOTTOMHOLE ZONE OF UNSTABLE RESERVOIR Russian patent published in 2025 - IPC C09K8/56 

Abstract RU 2837034 C1

FIELD: oil and gas industry.

SUBSTANCE: invention relates to oil and gas industry and can be used for reinforcement of weakly cemented rocks of bottomhole zone of sand-producing wells. Polymer composition for making an artificial filter in the bottomhole zone of an unstable reservoir contains the following, wt.%: epoxy resin 30-40; epoxy resin hardener 30-40; gasifier – the rest. Weight ratio of epoxy resin : hardener of epoxy resin is 1:1. Epoxy resin and hardener of epoxy resin are mixed at number of revolutions of paddle mixer 500-700 rpm, then gasifier is filled in portions until complete dissolution.

EFFECT: improved strength and penetrating characteristics of the polymer composition.

1 cl, 2 tbl

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RU 2 837 034 C1

Authors

Tananykhin Dmitrii Sergeevich

Astapenko Kseniia Alekseevna

Dates

2025-03-25Published

2024-07-19Filed