SEPARATING PLANT Russian patent published in 2005 - IPC

FIELD: equipment for oil producing industry; plants separating oil well products into water and oil.

SUBSTANCE: proposed plant includes column with water-and-oil emulsion supply pipe line and oil and water discharge pipe line; column is located in well killed with packer from beneath. Water-and-oil supply pipe line is connected tangentially to upper part of column. Lower part of column is open. Oil discharge pipe line has lesser diameter as compared with pipe line located inside column. Water discharge pipe line is connected to wellhead. Cavity formed by inner surface of column and outer surface of oil discharge pipe line is provided with spiral wall; direction of spiral winding coincides with direction of tangential inlet.

EFFECT: possibility of operation in winter without heating.

3 cl, 1 dwg