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| Bearing innovations extend roller-cone bit life http://www.epgeology.com/news-f37/bearing-innovations-extend-roller-cone-bit-life-t12440.html |
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| Author: | NewsPoster [ Mon Jun 06, 2016 9:11 pm ] |
| Post subject: | Bearing innovations extend roller-cone bit life |
OGJ Exploration News A new tapered bearing assembly, developed specifically for roller-cone rock bits, significantly increased bit life for a Middle Eastern operator. Read more |
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