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Line 67:
Line 67: − +
→Bottom hole temperatures
* Reduction in penetration rates
* Reduction in penetration rates
* Lost circulation
* Lost circulation
* The well being swabbed when drill pipe is pulled
* The well being [http://www.glossary.oilfield.slb.com/en/Terms/s/swab.aspx swabbed] when drill pipe is pulled
* Stuck tools
* Stuck tools