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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US600360712 Sep 199621 Dic 1999Halliburton Energy Services, Inc.Wellbore equipment positioning apparatus and associated methods of completing wells
US734398716 Ago 200518 Mar 2008Particle Drilling Technologies, Inc.Impact excavation system and method with suspension flow control
US750340722 Jul 200417 Mar 2009Particle Drilling Technologies, Inc.Impact excavation system and method
US775778616 May 200820 Jul 2010PDTI Holdings, LLCImpact excavation system and method with injection system
US779374116 Ago 200514 Sep 2010PDTI Holdings, LLCImpact excavation system and method with injection system
US77982491 Feb 200621 Sep 2010PDTI Holdings, LLCImpact excavation system and method with suspension flow control
US790911616 Ago 200522 Mar 2011PDTI Holdings, LLCImpact excavation system and method with improved nozzle
US798032614 Nov 200819 Jul 2011PDTI Holdings, LLCMethod and system for controlling force in a down-hole drilling operation
US79879289 Oct 20082 Ago 2011PDTI Holdings, LLCInjection system and method comprising an impactor motive device
US79973553 Jul 200716 Ago 2011PDTI Holdings, LLCApparatus for injecting impactors into a fluid stream using a screw extruder
US803795030 Ene 200918 Oct 2011PDTI Holdings, LLCMethods of using a particle impact drilling system for removing near-borehole damage, milling objects in a wellbore, under reaming, coring, perforating, assisting annular flow, and associated methods
US811330030 Ene 200914 Feb 2012PDTI Holdings, LLCImpact excavation system and method using a drill bit with junk slots
US81620798 Jun 201024 Abr 2012PDTI Holdings, LLCImpact excavation system and method with injection system
US81864565 Oct 201129 May 2012PDTI Holdings, LLCMethods of using a particle impact drilling system for removing near-borehole damage, milling objects in a wellbore, under reaming, coring, perforating, assisting annular flow, and associated methods