COMPOUND FOR ISOLATION AND RESTRICTION OF WATER INFLUX TO WELLS Russian patent published in 2015 - IPC E21B33/138 C09K8/508 

Abstract RU 2564323 C1

FIELD: oil and gas industry.

SUBSTANCE: compound contains the following, wt %: amino-formaldehyde resin 50.0-95.0, copolymerising agent 4.5 - 45.0, solvent 0.5 - 20.0 and polymerisation initiator 0.5-3.0.

EFFECT: improvement of reliable and efficient isolation of a water influx; improvement of insulation and elastic and deformation properties; increase of controllability of a pumping process of the compound to the well; enlargement of a temperature range of compound application.

4 cl, 2 tbl, 20 ex

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RU 2 564 323 C1

Authors

Demakhin Sergej Anatol'Evich

Demakhin Anatolij Grigor'Evich

Dates

2015-09-27Published

2014-09-09Filed