SOLID FOAM-FORMING COMPOSITION FOR FOAMING AND REMOVAL OF FORMATION FLUID FROM MARGINAL WELLS AND MAINTENANCE OF STABLE OPERATION OF GAS WELLS Russian patent published in 2020 - IPC C09K8/52 C09K8/584 

Abstract RU 2726698 C1

FIELD: oil, gas and coke-chemical industries.

SUBSTANCE: invention relates to gas production, namely, to solid chemical reagents for foaming and removal of liquid from wells of gas fields. Solid foaming composition for foaming and removal of formation gas deposits from low-yield gas wells and maintenance of stable operation of gas wells, containing nonionic surfactant preparation OS-20, additionally contains an anionic surfactant sodium dodecyl sulphate, sulfonol powder and a complexing compound Trilon B at the following ratio, wt. %: preparation OS-20 65, sodium dodecylsulphate 15, sulfonol powder 15, Trilon B 5.

EFFECT: technical result is effective foaming and removal of liquid to maintain stable operation of low-yield gas wells.

1 cl, 2 tbl

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RU 2 726 698 C1

Authors

Zakharov Andrej Aleksandrovich

Molodan Dmitrij Aleksandrovich

Mastabaj Igor Valerevich

Molodan Evgenij Aleksandrovich

Chuprina Yurij Aleksandrovich

Fedorov Konstantin Yurevich

Levenko Anastasiya Vasilevna

Ivanenko Aleksandr Vladimirovich

Barbotko Olga Viktorovna

Krivda Yaroslav Aleksandrovich

Dates

2020-07-15Published

2019-06-10Filed