EINRICHTUNG ZUM RICHTBOHREN VON BOHRLOECHERN
A directional drilling assembly comprises a downhole drilling motor and stabilizing means which stabilize the assembly in such a manner in the borehole that the bit driven by the output shaft of the motor has a tilted orientation in the hole. The stabilizing means comprise a lowermost stabilizer whi...
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Main Authors | , |
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Format | Patent |
Language | English German |
Published |
15.12.1992
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Edition | 5 |
Subjects | |
Online Access | Get full text |
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Summary: | A directional drilling assembly comprises a downhole drilling motor and stabilizing means which stabilize the assembly in such a manner in the borehole that the bit driven by the output shaft of the motor has a tilted orientation in the hole. The stabilizing means comprise a lowermost stabilizer which is connected to the output shaft of the motor so as to suppress any sticking tendency of said stabilizer to the boreholewall. |
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Bibliography: | Application Number: AT19880200654T |