EXOTHERMIC METHOD OF REMOVING ASPHALT-RESIN-PARAFFIN SEDIMENTS IN TUBING Russian patent published in 2024 - IPC E21B37/00 

Abstract RU 2817448 C1

FIELD: oil industry.

SUBSTANCE: invention relates to the oil industry and can be used to remove asphaltene and paraffin sediments in tubing, as well as in oil and gas wells. Method includes destruction of asphalt-resin-paraffin sediments (ARPS) by means of heating and removal of destruction products from tubing. ARPS destruction is carried out by burning by means of lowering into the well at least one igniting charge of flameless combustion in the form of a rod, which is completely destroyed during the combustion process, which is delivered to the ARPS plug location under its own weight. Combustion products are removed by gas lift to the surface.

EFFECT: higher efficiency of destruction and removal of ARPS.

5 cl, 1 dwg

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RU 2 817 448 C1

Authors

Savchenko Andrei Vladimirovich

Sukhinin Sergei Viktorovich

Kvashnin Aleksandr Georgievich

Dates

2024-04-16Published

2023-07-29Filed