| 发明名称 |
REACTION PRODUCT OF POLYCYCLIC, POLYCARBOXYLIC ACIDS WITH BASE |
| 摘要 |
A drilling fluid containing a new composition of matter resulting from the reaction of (1) substantially water-insoluble polycyclic, polycarboxylic acids obtained as a result of the oxidation of coal with (2) a base. |
| 申请公布号 |
AU5333979(A) |
申请公布日期 |
1980.10.02 |
| 申请号 |
AU19790053339 |
申请日期 |
1979.11.30 |
| 申请人 |
GULF RESEARCH & DEVELOPMENT CO. |
发明人 |
JOHANN G.D. SCHULZ;JAROSLAV ZAJAC |
| 分类号 |
C07C63/33;C09K8/22 |
主分类号 |
C07C63/33 |
| 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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