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Field weldable connections
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Patent number 7,340,819
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Issue date Mar 11, 2008
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Schlumberger Technology Corporation
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Oguzhan Guven
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Field weldable connections
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Patent number 7,216,719
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Issue date May 15, 2007
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Schlumberger Technology Corporation
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Hebah Ahmed
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
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Field weldable connections
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Patent number 6,919,512
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Issue date Jul 19, 2005
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Schlumberger Technology Corporation
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Oguzhan Guven
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Redundant metal-metal seal
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Patent number 6,886,391
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Issue date May 3, 2005
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Schlumberger Technology Corporation
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Harjit S. Kohli
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E21 - EARTH DRILLING MINING
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Field weldable connections
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Patent number 6,886,638
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Issue date May 3, 2005
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Schlumbergr Technology Corporation
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Hebah Ahmed
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Redundant metal-metal seal
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Patent number 6,752,397
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Issue date Jun 22, 2004
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Schlumberger Technology Corporation
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Harjit S. Kohli
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E21 - EARTH DRILLING MINING
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Mixing and pumping vehicle
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Patent number 6,488,088
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Issue date Dec 3, 2002
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Schlumberger Technology Corporation
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Harjit S. Kohli
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B28 - WORKING CEMENT, CLAY, OR STONE
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Reel and hose assembly
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Patent number D461703
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Issue date Aug 20, 2002
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Schlumberger Technology Corporation
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Harjit S. Kohli
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D08 - Tools and hardware
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