"Gazpromneft-Khantos" successfully tests the technology of drilling waste injection into aquifers in Ugra.

Pilot production of liquid drilling waste injection into aquifers was successfully carried out in South Priobsk field, which "Gazpromneft-Khantos" develops.

Four disposal wells were selected as site for testing with a maximum total flow injection to 89.8 cubic meters per day and injection wellhead pressure of 160 atmospheres. Sealed packers were pre-installed into the wells to comply with all environmental safety standards and corrosion inhibitor was applied to provide a waterproof layer.

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