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Conformal bearing for rock drill bit
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Patent number 8,028,770
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Issue date Oct 4, 2011
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Baker Hughes Incorporated
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Aaron J. Dick
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Conformal bearing for rock drill bit
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Patent number 7,861,805
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Issue date Jan 4, 2011
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Baker Hughes Incorporated
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Aaron J. Dick
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Stabilized seal for rock bits
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Patent number 7,694,754
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Issue date Apr 13, 2010
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Baker Hughes Incorporated
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Aaron J. Dick
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E21 - EARTH DRILLING MINING
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DLC coating for earth-boring bit seal ring
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Patent number 7,234,541
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Issue date Jun 26, 2007
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Baker Hughes Incorporated
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Danny E. Scott
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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