Treatment of Drill Pipe Sticking in SR-28 Geothermal Well Collapsing Accident

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Treatment of Drill Pipe Sticking in SR-28 Geothermal Well Collapsing Accident
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Abstract:

In this paper, analysis was made on the causes of drill pipe sticking accident of SR-28 geothermal well by collapsing. According to the different causes, casing mill, measuring sticking point and breaking pack of dynamite and other technical means were adopted, the accident was successfully treated.

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Received:May 27,2011
Revised:July 11,2011
Adopted:August 07,2011
Online: September 28,2011
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