METHOD OF EXTRACTING AND TRANSPORTING HIGH-VISCOSITY PETROLEUM PRODUCTS Russian patent published in 2002 - IPC

Abstract RU 2190151 C2

FIELD: oil and gas production. SUBSTANCE: invention proposes use of aqueous dispersions involving water with salinity higher than 0.6% and water-soluble sulfurized dispersants containing more than 4% of high-molecular fraction determined by exclusive chromatography technique. EFFECT: enhanced efficiency of use of sulfurized dispersants in pumping of heavy crude oils in presence of high-salinity aqueous media. 9 cl, 7 tbl

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RU 2 190 151 C2

Authors

Markotullio Armando

Borgarello Ehnriko

Di Lullo Al'Berto

Manklossi Annibal'

Dates

2002-09-27—Published

1998-01-22—Filed