| 发明名称 |
WATER BASED DRILLING MUD |
| 摘要 |
A new copolymer of sodium styrene sulfonate-co-sodium-N-(4-sulfophenyl)-maleimide has been found to be an improved viscosity control additive for waterbased drilling muds. |
| 申请公布号 |
AU1905283(A) |
申请公布日期 |
1984.03.22 |
| 申请号 |
AU19830019052 |
申请日期 |
1983.09.12 |
| 申请人 |
EXXON RESEARCH AND ENGINEERING CO. |
发明人 |
SAM RICHARD TURNER;THAD OSCAR WALKER;WARREN ALAN THALER |
| 分类号 |
C08F212/14;C08F22/36;C08F212/00;C08F222/40;C09K8/04;C09K8/24 |
主分类号 |
C08F212/14 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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