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IMPROVED DRILL BIT
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Publication date Sep 14, 2023
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ZAC ANDREW WILSON
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Nathan Andrew BROOKS
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E21 - EARTH DRILLING MINING
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STAGED UNDERREAMER CUTTER BLOCK
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Publication number 20210262293
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Publication date Aug 26, 2021
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SCHLUMBERGER TECHNOLOGY CORPORATION
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Philip G. TRUNK
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E21 - EARTH DRILLING MINING
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HYBRID DRILL BIT GAUGE CONFIGURATION
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Publication number 20210172264
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Publication date Jun 10, 2021
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Halliburton Energy Services, Inc.
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Christopher Charles Propes
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E21 - EARTH DRILLING MINING
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DRILLING MACHINE
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Publication number 20190055785
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Publication date Feb 21, 2019
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Extreme Rock Destruction LLC
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Edward Spatz
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E21 - EARTH DRILLING MINING
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STAGED UNDERREAMER CUTTER BLOCK
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Publication number 20190032409
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Publication date Jan 31, 2019
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SCHLUMBERGER TECHNOLOGY CORPORATION
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Philip G. TRUNK
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E21 - EARTH DRILLING MINING
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HARDFACING METAL PARTS
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Publication number 20180202233
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Publication date Jul 19, 2018
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Halliburton Energy Services, Inc.
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Christopher Joseph CLEBOSKI
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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EXPANDABLE REAMER
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Publication number 20160305190
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Publication date Oct 20, 2016
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SCHLUMBERGER TECHNOLOGY CORPORATION
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Ashley Bernard Johnson
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E21 - EARTH DRILLING MINING
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DRILLING APPARATUS
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Publication number 20150247364
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Publication date Sep 3, 2015
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Halliburton Energy Services, Inc.
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Nuno Da Silva
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E21 - EARTH DRILLING MINING
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DOWNHOLE DRILLING ASSEMBLY
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Publication number 20140305710
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Publication date Oct 16, 2014
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Halliburton Energy Services, Inc.
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Andrew McPherson Downie
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E21 - EARTH DRILLING MINING
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DOWNHOLE DRILLING ASSEMBLY
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Publication number 20140305711
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Publication date Oct 16, 2014
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Halliburton Energy Services, Inc.
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Andrew McPherson Downie
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E21 - EARTH DRILLING MINING
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INNER GAUGE RING DRILL BIT
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Publication number 20130228382
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Publication date Sep 5, 2013
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National-Oilwell Varco, L.P.
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Richard J. SAUVAGEAU
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E21 - EARTH DRILLING MINING
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DOWNHOLE DRILLING ASSEMBLY
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Publication number 20120111640
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Publication date May 10, 2012
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Halliburton Energy Services, Inc.
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Andrew McPherson Downie
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E21 - EARTH DRILLING MINING
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COMPLIANTLY COUPLED GAUGE PAD SYSTEM
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Publication number 20120018224
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Publication date Jan 26, 2012
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SCHLUMBERGER TECHNOLOGY CORPORATION
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Ashley Bernard Johnson
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E21 - EARTH DRILLING MINING