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2018
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G/S
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Oil and gas drilling equipment, namely, downhole drill bits and drilling rig mechanization machin... |
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2012
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Invention
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Methods of using a particle impact drilling system for removing near-borehole damage, milling obj... |
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2010
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Invention
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Impact excavation system and method with injection system. A system and method for excavating a f... |
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Invention
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Impactor excavation system having a drill bit discharging in a cross-over pattern. A system for u... |
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2009
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Invention
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Particle drilling system having equivalent circulating density.
An injection system and method i... |
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Invention
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Shot blocking using drilling mud. A system and method for excavating a subterranean formation, ac... |
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Invention
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Impact excavation system and method using a drill bit with junk slots. A method and system for ex... |
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2008
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Invention
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Method and system for controlling force in a down-hole drilling operation. A method and system of... |
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Invention
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Injection system and method comprising an impactor motive device. An excavation system for formin... |
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Invention
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Injection system and method.
An injection system and method is described. In several exemplary e... |
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Invention
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Impact excavation system and method with injection system. A system and method according to which... |
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Invention
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Impact excavation system and method with suspension flow control.
A system and method for excava... |
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2007
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Invention
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Apparatus for injecting impactors into a fluid stream using a screw extruder. An injection system... |
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Invention
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Impact excavation system and method with particle separation.
A system and method for excavating... |
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Invention
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Impact excavation system and method with particle separation. A system and method for excav... |
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2006
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Invention
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Impact excavation system and method with suspension flow control. A system and method for excavat... |
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2005
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Invention
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Impact excavation system and method with two-stage inductor. A system and method for excavating a... |
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Invention
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Impact excavation system and method with particle trap. A system and method for excavating a subt... |
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Invention
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Impact excavation system and method with particle separation. A system and method for excavating ... |
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Invention
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Impact excavation system and method with improved nozzle. A system and method for excavating a su... |
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2004
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Invention
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Impact excavation system and method. A method and system for excavating a subterranean formation ... |
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Invention
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Method, system, and apparatus of cutting earthen formations and the like.
A cutter element is pr... |
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Invention
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Drill bit. A drill bit for drilling a well bore using solid material impactors comprising a nozzl... |
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Invention
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Drill bit. A drill bit (10) for drilling a well bore (26) using solid material impactors co... |
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2002
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Invention
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Formation cutting method and system. A method and system for drilling or cutting a subterranean w... |
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2001
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Invention
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Formation cutting method and system. A method and system for drilling or cutting a subterra... |
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Invention
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Formation cutting method and system. A method and system for drilling or cutting a subterr... |
