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Class Information
Number: 175/424
Name: Boring or penetrating the earth > Miscellaneous (e.g., earth-boring nozzle)
Description: Subject matter not provided for in other subclasses.

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8662795 Head for injecting consolidating pressurised fluid mixtures into the ground Mar. 4, 2014
8662204 Core barrel restraint Mar. 4, 2014
8640781 Method and device for deploying a cable and an apparatus in the ground Feb. 4, 2014
8636085 Methods and apparatus for removal and control of material in laser drilling of a borehole Jan. 28, 2014
8613373 Tubing tray and method for using same for collecting fluids draining from drill pipe Dec. 24, 2013
8590637 Apparatus and method for controlling the feed-in speed of a high pressure hose in jet drilling operations Nov. 26, 2013
8544569 Offset rock bit with pull back adapter Oct. 1, 2013
8485279 Impactor excavation system having a drill bit discharging in a cross-over pattern Jul. 16, 2013
8408304 Pump mechanism for cooling of rotary bearings in drilling tools and method of use thereof Apr. 2, 2013
8312939 Method and system for laterally drilling through a subterranean formation Nov. 20, 2012
8267181 Open-hole mudcake cleanup Sep. 18, 2012
8256533 Distance holder with helical slot Sep. 4, 2012
8230947 Method of selecting a drilling motor for a casing drill string Jul. 31, 2012
8205672 Acid tunneling bottom hole assembly and method utilizing reversible knuckle joints Jun. 26, 2012
8191650 Hydrating drive shoe Jun. 5, 2012
8186459 Flexible hose with thrusters and shut-off valve for horizontal well drilling May. 29, 2012
8167060 Apparatus and method for conveyance and control of a high pressure hose in jet drilling operations May. 1, 2012
8162079 Impact excavation system and method with injection system Apr. 24, 2012
8152415 Method and apparatus for building support piers from one or more successive lifts formed in a soil matrix Apr. 10, 2012
8141659 Method and apparatus for lateral well drilling utilizing an abrasive fluid stream discharged from a rotating nozzle Mar. 27, 2012
8122979 Offset rock bit with pull back adapter Feb. 28, 2012
8113300 Impact excavation system and method using a drill bit with junk slots Feb. 14, 2012
8109345 System and method for drilling a borehole Feb. 7, 2012
8096370 Apparatus and method for producing soil elements underground Jan. 17, 2012
8091654 Rock bit with vectored hydraulic nozzle retention sleeves Jan. 10, 2012
8082996 Equipment for excavation of deep boreholes in geological formation and the manner of energy and material transport in the boreholes Dec. 27, 2011
8066086 Sleeve arrangement Nov. 29, 2011
7971658 Chemically Enhanced Stimulation of oil/gas formations Jul. 5, 2011
7954568 Drill bit nozzle assembly and insert assembly including a drill bit nozzle assembly Jun. 7, 2011
7909116 Impact excavation system and method with improved nozzle Mar. 22, 2011
7901159 Apparatus and method for building support piers from one or more successive lifts Mar. 8, 2011
7861804 Sleeve arrangement Jan. 4, 2011
7832481 Fluid perforating/cutting nozzle Nov. 16, 2010
7798249 Impact excavation system and method with suspension flow control Sep. 21, 2010
7775304 Apparatus and method for driving casing or conductor pipe Aug. 17, 2010
7757786 Impact excavation system and method with injection system Jul. 20, 2010
7686101 Method and apparatus for laterally drilling through a subterranean formation Mar. 30, 2010
7681672 Cryogenic pulsejet and method of use Mar. 23, 2010
7594551 Downhole supercharger process Sep. 29, 2009
7588101 Radially expandable downhole fluid jet cutting tool having an inflatable member Sep. 15, 2009
7540339 Sleeved hose assembly and method for jet drilling of lateral wells Jun. 2, 2009
7503407 Impact excavation system and method Mar. 17, 2009
7493966 System and method for drilling using a modulated jet stream Feb. 24, 2009
7484575 Conductor pipe string deflector and method Feb. 3, 2009
7481284 Converging diverging nozzle for earth-boring drill bits, method of substantially bifurcating a drilling fluid flowing therethrough, and drill bits so equipped Jan. 27, 2009
7448151 Tool for excavating an object Nov. 11, 2008
7445058 Nozzle unit and method for excavating a hole in an object Nov. 4, 2008
7431104 Device for transporting particles of a magnetic material and tool comprising such a device Oct. 7, 2008
7422059 Fluid injection stimulated heavy oil or mineral production system Sep. 9, 2008
7419014 Fluid jet drilling tool Sep. 2, 2008

1 2 3 4 5 6

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