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Well screen two step coupled connector structure
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2002-12-31 |
Hsc S A L |
Improved casino joints
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Коническое трубное резьбовое соединение
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Tubular goods with threaded integral joint connections
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2006-10-06 |
Vallourec Mannesmann Oil & Gas |
Realisation, par expansion plastique, d'un assemblage de deux joints tubulaires filetes etanches avec une sous-epaisseur de matiere locale et initiale
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Element male pour un joint filete tubulaire etanche apres expansion diametrale
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Pipe connection
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Union de tubos mejorada.
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Improved pipe joint
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Vallourec Mannesmann Oil & Gas |
Joint filete tubulaire etanche pour sollicitations de pression interieure et exterieure
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Gewindeverbindungsstück mit aktivierbarer Dichtung
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Tenaris Connections Limited |
Gewindeverbindungsstück mit elastischem Dichtungsring
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Tenaris Connections Aktiengesellschaft |
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2007-12-28 |
2009-12-11 |
Vallourec Mannesmann Oil & Gas |
Joint filete tubulaire etanche et resistant a des sollicitations successives de pressions
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Low cost, high performance pipe connection
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Vallourec Mannesmann Oil & Gas France |
Joint tubulaire etanche utilise dans l'industrie du petrole
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Tenaris Connections Aktiengesellschaft |
Gewindeverbindung für Röhren, Leitungen und dergleichen
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Verschraubung für [ultrahoch] abgedichteten internen und externen Druck
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Threaded connection with metal to metal seal capable of expansion
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Tenaris Connections Limited |
Gewindeverbindung mit elastomerischem Dichtflansch
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Tubular threaded connection
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Connecting oil country tubular goods
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Coiled tube with varying mechanical properties for superior performance and methods to produce the same by a continuous heat treatment
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2012-11-28 |
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Tubular connection with helically extending torque shoulder
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Flush joint pipe
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Galling resistant drill pipe tool joint and corresponding drill pipe
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High performance material for coiled tubing applications and the method of producing the same
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Hochfeste mittelwandige vergütete und nahtlose Stahlrohre und entsprechendes Verfahren zur Herstellung der Stahlrohre
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Ensemble pour la realisation d'un joint filete pour le forage et l'exploitation des puits d'hydrocarbures et joint filete resultant
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Alignment guide feature for metal to metal seal protection on mechanical connections and couplings
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Increased durability welding torch assembly and components
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2016-10-20 |
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Ultra-fine grained steels having corrosion-fatigue resistance
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Nippon Steel Corporation |
Threaded joint for steel pipes
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2021-09-21 |
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Method and system for manufacturing coiled tubing
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2018-06-22 |
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Joint filete pour composant tubulaire
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鋼管用ねじ継手
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Multiple tapered threaded connection
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Резьбовое соединение для стальной трубы
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Vallourec Oil And Gas France |
Rohrgewindeanschluss
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Nippon Steel Corporation |
Schraubverbindung für stahlrohre
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Oil States Ind Uk Ltd |
Pipe coupling
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