| 发明名称 |
DRILLING FLUID ADDITIVE CONTAINING NATURAL POLYMERIC MATERIALS AND COPPER COMPOUNDS |
| 摘要 |
<p>An industrial composition is provided having improved resistance to degradation and improved rheological properties comprising a mixture of a natural polymeric material such as starch, gum or resin which is normally subject to degradation by enzymes or bacteria and effective amount of a water soluble copper compound.</p> |
| 申请公布号 |
CA1077699(A) |
申请公布日期 |
1980.05.20 |
| 申请号 |
CA19760249099 |
申请日期 |
1976.03.29 |
| 申请人 |
HALLIBURTON COMPANY |
发明人 |
CARNEY, LEROY L.;SHAH, PRAVIN B. |
| 分类号 |
C08K3/10;C08K5/09;(IPC1-7):09K7/02 |
主分类号 |
C08K3/10 |
| 代理机构 |
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代理人 |
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| 地址 |
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