| 发明名称 |
GROUTING MIX |
| 摘要 |
oil and gas production. SUBSTANCE: grouting mix contains 88-96% of Portland cement and aluminum groats (the balance). Mix can be employed for reinforcement of productive beds of oil, gas, gas-condensate, and other wells. EFFECT: reduced gas formation in the course of forcing grouting mix into well and increased permeability of cement stone upon alkaline medium effect. 1 tbl
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| 申请公布号 |
RU2154729(C1) |
申请公布日期 |
2000.08.20 |
| 申请号 |
RU19990125239 |
申请日期 |
1999.12.02 |
| 申请人 |
ZAKRYTOE AKTSIONERNOE OBSHCHESTVO "NEFTEGAZOVAJA K;OMPANIJA STROJTRANSGAZ OJL |
发明人 |
VJAKHIREV V.I.;GERESH P.A.;DOBRYNIN N.M.;KLJUSOV V.A.;KRIVORUCHKO P.E.;KORNEEV V.I.;OTT V.I.;REMIZOV V.V.;SOLOGUB R.A.;TUPYSEV M.K.;CHERNOMYRDIN A.V.;CHERNOMYRDIN V.V. |
| 分类号 |
C09K8/473;C04B22/08;C04B103/22;E21B33/138;(IPC1-7):E21B33/138 |
主分类号 |
C09K8/473 |
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