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2018
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Invention
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Vibration assembly and method. A downhole vibration assembly includes a valve positioned above a ... |
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2017
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Invention
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Radial ball bearing and method. A bearing section for a mandrel at least partially disposed withi... |
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Invention
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Drilling motor with bypass and method. A downhole drilling motor includes a motor housing having ... |
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Invention
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Downhole extended reach tool and method. A downhole tool includes a valve assembly and a shock ab... |
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Invention
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Downhole extended reach tool method. A downhole tool includes a valve assembly and a shock absorb... |
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Invention
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Boring apparatus and method. A boring apparatus includes an upper member and a bit body configure... |
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2016
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Invention
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Stabilizer assembly and method. A stabilizer assembly for a tubular member includes a stabilizing... |
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Invention
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Cv joint for drilling motor and method. A CV joint for a downhole drilling motor includes a cente... |
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Invention
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Mud motor bearing assembly and method.
A mud motor bearing assembly for use in drilling a hydroc... |
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2015
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Invention
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Boring apparatus and method. An apparatus for boring a wellbore, including a bit body having a fi... |
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Invention
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Boring apparatus and method. An apparatus for boring a wellbore, including a bit body havin... |
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Invention
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Hammer drill. A downhole apparatus connected to a workstring within a wellbore. The workstring is... |
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Invention
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Stabilizer assembly and method.
A stabilizer assembly for a tubular member includes a stabilizin... |
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2005
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Invention
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Percussion tool and method. A percussion apparatus and method of using the percussion apparatus. ... |
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1997
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Invention
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Downhole mud motor. A downhole motor operated by circulating mud fluid in the wellbore is reveale... |
