发明名称 |
WELL FRACTURING METHOD EMPLOYING A LIQUIFIED GAS AND PROPPING AGENTS ENTRAINED IN A FLUID |
摘要 |
The formations surrounding a well bore are subjected to hydraulic fracturing. A liquified gas and a fluid containing entrained propping agents are injected into the formations. The liquified gas returns to its gaseous state and is therefore easily removed from the formation.
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申请公布号 |
US3664422(A) |
申请公布日期 |
1972.05.23 |
申请号 |
USD3664422 |
申请日期 |
1970.08.17 |
申请人 |
DRESSER INDUSTRIES INC. |
发明人 |
RONALD S. BULLEN |
分类号 |
E21B43/26;F17C9/04;(IPC1-7):E21B43/26 |
主分类号 |
E21B43/26 |
代理机构 |
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代理人 |
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地址 |
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