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Threaded joint for pipes provided with seal
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Patent number 7,506,900
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Issue date Mar 24, 2009
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Tenaris Connections AG
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Gabriel E. Carcagno
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Thread protector for tubular members
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Patent number 7,284,770
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Issue date Oct 23, 2007
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Tenaris Connections AG
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Diego Dell'erba
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Threaded tube joint
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Patent number 7,255,374
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Issue date Aug 14, 2007
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Tenaris Connections AG
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Gabriel Carcagno
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Threaded pipe with surface treatment
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Patent number 6,971,681
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Issue date Dec 6, 2005
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Tenaris Connections AG
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Diego Dell'Erba
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Threaded joint for tubes
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Patent number 6,921,110
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Issue date Jul 26, 2005
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Tenaris Connections AG
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Matteo Morotti
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Threaded pipe joint
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Patent number 6,905,150
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Issue date Jun 14, 2005
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Tenaris Connections AG
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Gabriel E. Carcagno
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...