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Plug of extended reach
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Patent number 10,385,649
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Issue date Aug 20, 2019
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MAGNUM OIL TOOLS INTERNATIONAL, LTD
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Warren Lynn Frazier
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E21 - EARTH DRILLING MINING
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Settable well tool method
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Patent number 10,260,308
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Issue date Apr 16, 2019
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Magnum Oil Tools International Ltd
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Warren Lynn Frazier
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E21 - EARTH DRILLING MINING
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Extended reach plug
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Patent number 9,850,736
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Issue date Dec 26, 2017
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Magnum Oil Tools International, Ltd.
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Warren Lynn Frazier
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E21 - EARTH DRILLING MINING