| 发明名称 |
HIGH-VISCOSITY PETROLEUM AND NATURAL BITUMEN DEASPHALTING PROCESS |
| 摘要 |
petroleum processing. SUBSTANCE: deasphalting is carried out with hydrocarbon solvent, for example n-heptane, to which cationic surfactant "SNPKh-1004" is added to concentration varying between 0.005 and 0.5 wt.% at volume ratio of solvent to raw material from 3:1 to 20:1. EFFECT: increased yield of asphalt- tar concentrate at lower solvent consumption. 1 tbl
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| 申请公布号 |
RU2175341(C1) |
申请公布日期 |
2001.10.27 |
| 申请号 |
RU20000115641 |
申请日期 |
2000.06.15 |
| 申请人 |
FTEGAZOVYJ NAUCHNO-ISSLEDOVATEL'SKIJ INSTITUT;VSEROSSIJSKIJ NE AOOT |
发明人 |
STARSHOV M.I.;KAJUMOVA N.R.;POLOVNJAK V.K.;AKHUNOV R.M.;ABDULKHAIROV R.M. |
| 分类号 |
C10G21/14;(IPC1-7):C10G21/14 |
主分类号 |
C10G21/14 |
| 代理机构 |
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