发明名称 COMPOUND FOR REMOVAL OF ASPHALT-RESIN-PARAFFIN SEDIMENTATIONS
摘要 FIELD: oil extracting industry. SUBSTANCE: compound has, in percents of mass: hydrocarbon fraction at 70-165 centigrade, received from benzine fraction of reforming process with addition of 15.9-17.3% dicyclopentadiene, or said fraction, received by means of rectification of liquid pyrolysis products, which has 15.9-17.3% cyclopentadiene and dicyclopentadiene mixture - 98.8-99.2, surface-active substance - 0.3-0.5 and polar nonelectrolyte - 0.5-0.7. EFFECT: increased speed of asphalt-resin-paraffin sedimentations removal and increased dissolvent capacity. 4 tbl
申请公布号 RU2228432(C1) 申请公布日期 2004.05.10
申请号 RU20020134037 申请日期 2002.12.17
申请人 发明人 PAVLYCHEV V.N.;KHISMATULLIN S.G.;SAFONOV E.N.;SURKOV V.D.;LOGUTOV I.JU.;PROKSHINA N.V.;UMETBAEV V.V.
分类号 C09K8/524;E21B37/06 主分类号 C09K8/524
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