发明名称 |
METHOD FOR DRILLING DIRECTED WELLS |
摘要 |
FIELD: oil production. SUBSTANCE: centrifugal force of unbalanced weight of drilling tool with cutters placed at different height is used at drilling crown as deflecting radial force. Phase and value of the force is changed by varying angular velocity at one revolution of spindle of drilling machine. EFFECT: drilling degassing wells. |
申请公布号 |
RU94027811(A) |
申请公布日期 |
1996.06.10 |
申请号 |
RU19940027811 |
申请日期 |
1994.07.25 |
申请人 |
NOVOCHERKASSKIJ GOSUDARSTVENNYJ TEKHNICHESKIJ UNIVERSITET |
发明人 |
VODJANIK G.M.;NUZHDIN A.V. |
分类号 |
E21B7/04;E21B44/00 |
主分类号 |
E21B7/04 |
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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