DEVICE FOR PURIFYING WASTE WATER FROM OIL Russian patent published in 2024 - IPC C02F1/40 B01D17/38 E21B43/34 

FIELD: oil industry.

SUBSTANCE: invention relates to the oil industry in the field of collection and preparation of well products, in particular to installations for post-treatment of waste water used for maintenance of formation pressure of an oil deposit. Device consists of a housing, a branch pipe for inlet of waste water into the housing, a branch pipe for discharge of purified water in the lower part of the housing and a branch pipe for withdrawal of oil with water in the upper part of the housing. Housing is made in the form of a parallelepiped with a square cross-section along the horizontal plane. Structure consisting of four tubes of equal cross-section and length and connected to the upper part of the sides of the housing on one side, on the left or on the right, adjoins the branch pipe for inlet of waste water. Such inlet of waste water, which is identical on the side of four faces of the housing, provides organization of circular movement of water inside the housing in a clockwise direction or vice versa.

EFFECT: separation of oil and water particles.

1 cl, 3 dwg