Matches 1 - 50 out of 67 1 2 >


Match Document Document Title
US20140305708 Reamer With Replaceable Cutters  
A reamer for use in horizontal directional drilling back-reaming operations. The reamer comprises an elongate body having an intermediate section, a first end, and a second end. The circumference...
US20090032307 Coiled Tubing Drilling System  
A drilling rig for drilling an underground borehole (5) into a seam (4) uses coiled metal tubing (8) fed by a tractor unit (11) from a drum (7) to provide a thrust force to a drilling head. The...
US20080236892 METHOD OF MULTISTAGE MANUFACTURING A GROUND BORE  
In a method for multistage manufacture of a borehole between two earth shafts, a drilling device drills in a first direction a pilot bore between a starting shaft and an end shaft and lines the...
US20120000672 VERTIZONTAL GEOTHERMAL LOOP AND INSTALLATION METHOD  
A method and device for installing a tube of a geothermal closed loop system in the ground. A drill rod includes a hook for removably mounting the heat exchange tube for positioning the tube in...
US20080314643 Drilling System and Methods of Drilling Lateral Boreholes  
A drilling system, comprising: a drilling machine (10), —a drill string (26) connected at one end to the drilling machine so as to be driveable in an axial direction; and a guide (30) connected to...
US20080124178 Methods and apparatus for installing conduit underground  
Apparatus and methods for forming an underground passageway and simultaneously laying therein a conduit or other elongate components comprises a rotary drill member coupled to a rotary and axially...
US20140151124 Tool For Use On Exit Side Of Bore An Method Of Use Thereof  
A tool for making up and breaking out a drill string at an exit side of a bore. The tool includes a fixed vice and a moveable vice for torqueing a pipe joint, a roller assembly for threading and...
US20140367172 DRILL STRING WITH ALUMINUM DRILL PIPES, BENT HOUSING, AND MOTOR  
Methods and apparatuses include drilling a bore hole in a horizontal direction with a drill bit, a bent housing portion, and a mud motor by rotating the drill bit, the bent housing portion, and...
US20090000824 Tools and technology of radical and level drilling/well completion under ultra-short radius  
The invention relates to a field of extracting petroleum, particularly to tools and technology of radical and level drilling/well completion under ultra-short radius. The tools of the invention...
US20100044110 Ultra-low friction coatings for drill stem assemblies  
Provided are drill stem assemblies with ultra-low friction coatings for subterraneous drilling operations. In one form, the coated drill stem assemblies for subterraneous rotary drilling...
US20120234551 System and Method For Drilling A Well That Extends For A Large Horizontal Distance  
Method and apparatus for extending the horizontal distance through which wells can be drilled. A horizontal tubular is used to convey a drillstring from a drilling rig toward a target location and...
US20130199851 METHOD FOR PRODUCING A HORIZONTALLY DRILLED BORE IN THE GROUND AND HORIZONTAL DRILLING DEVICE  
A method for producing a horizontally drilled bore hole in the ground includes the steps of producing a pit having a circular cross-section; lowering a horizontal drilling device into the pit, the...
US20090321140 REAMER AND METHODS FOR DIRECTIONAL DRILLING  
A reamer for underground boring is provided. The reamer includes at least: (a) a center mandrel, wherein the center mandrel defines a mandrel axis; (b) a plurality of radial members extending...
US20110174537 Method and System for Forming a Non-Circular Borehole  
System and methods for creating shaped, non-circular boreholes in rocks especially for use with geothermal heat pump applications and for increasing wellbore support in applications such as...
US20080257604 Conduit, manufacture thereof and fusion process therefor  
A method for fusing a first conduit section to a second conduit section, each including at least one bell portion with a first end and a second end and having a bell portion inside dimension...
US20090255732 METHOD AND APPARATUS FOR LATERAL WELL DRILLING WITH ENHANCED CAPABILITY FOR CLEARING CUTTINGS AND OTHER PARTICLES  
Apparatus for clearing particles from a lateral drilling operation in strata beside a well. The drilling apparatus is part of a down hole unit and is configured for extending from a lateral...
US20150247394 METHOD FOR FRACTURE COMMUNICATION, PASSAGE PROCESSING, AND UNDERGROUND GASIFICATION OF UNDERGROUND CARBON-CONTAINING ORGANIC MINERAL RESERVOIR  
Provided is a method for fracture communication, passage processing and underground gasification of an underground carbon-containing organic mineral reservoir, where a mixture of CO2 and O2 is...
US20080017416 METHOD OF DRILLING FROM A SHAFT FOR UNDERGROUND RECOVERY OF HYDROCARBONS  
The present invention discloses a selection process for installing underground workspace in or near a hydrocarbon deposit that is an appropriate workspace from which to drill, operate and service...
US20060207799 Drilling tool for drilling web of channels for hydrocarbon recovery  
Hydrocarbons can be recovered from a subterranean reservoir by drilling an injection well bore having an outlet in the reservoir and drilling a production well bore spaced apart from the injection...
US20150240611 SAGD OIL RECOVERY METHOD UTILIZING MULTI-LATERAL PRODUCTION WELLS AND/OR COMMON FLOW DIRECTION  
Improved SAGD methods for recovering heavy oil from underground formations. In a first aspect a method is provided for drilling, using multi-lateral drilling techniques, a series of horizontal...
US20150240564 DRILL WITH REMOTELY CONTROLLED OPERATING MODES AND SYSTEM AND METHOD FOR PROVIDING THE SAME  
The present invention relates to a drilling system with a multi-function drill head used in, among other applications, oil and gas drilling. The system is used to enhance the effective...
US20090288817 CASING EXIT JOINT WITH EASILY MILLED, LOW DENSITY BARRIER  
A casing exit joint with an easily milled and low density barrier. A casing exit joint for use in drilling a lateral wellbore outwardly from a parent wellbore includes a generally tubular window...
US20140360785 Continuous Circulating Concentric Casing Managed Equivalent Circulating Density (ECD) Drilling For Methane Gas Recovery from Coal Seams  
A method of drilling multiple boreholes within a single caisson, for recovery of methane gas from a coal bed, including the steps of drilling first and second vertical boreholes from a single...
US20080202723 METHOD AND APPARATUS FOR INSTALLING A BOREHOLE HEAT EXCHANGER IN THE EARTH  
In a method of installing a borehole heat exchanger in the earth, a channel is formed in the earth by means of a pushing device, thereby causing a compression of the earth as a result of earth...
US20150218886 Penetrating A Subterranean Formation  
Methods and systems for penetrating a subsurface formation are disclosed. An exemplary apparatus includes a hollow member with an inner and outer annulus. A flexible hose is disposed in the outer...
US20120027516 METHODS FOR CONSTRUCTING UNDERGROUND BOREHOLE CONFIGURATIONS AND RELATED SOLUTION MINING METHODS  
Disclosed are methods for solution mining of evaporite minerals, such as trona, comprising drilling an access well and at least two lateral boreholes; injecting a fluid; circulating the fluid...
US20090038854 SYSTEM AND METHOD FOR DRILLING WELLBORES  
A system and method are provided for drilling a wellbore. The wellbore is formed with a drilling tool that cuts through a formation. A pumping system removes cuttings from the drilling tool and...
US20090236146 MACHINE AND METHOD FOR TRENCHLESS CONDUIT INSTALLATION  
An improved machine and method of horizontal drilling is disclosed wherein the machine includes a device for producing a continuous length of conduit that surrounds the drill string for...
US20100133009 Constant-Mode Auto-Drill with Pressure Derivative Control  
Some embodiments of the invention concern HDD in an automatic drilling mode. Such embodiments can include maintaining a constant output parameter while performing a drilling operation using an HDD...
US20090101414 Apparatus and Method for Conveyance and Control of a High Pressure Hose in Jet Drilling Operations  
A jetting hose is conveyed downhole retracted within a tubing string for jetting lateral boreholes from a main wellbore, is released at the jetting depth and pumped from the tubing string and into...
US20130327573 Method and System for Laterally Drilling Through a Subterranean Formation  
A method for lateral drilling into a subterranean formation whereby a shoe is positioned in a well casing, the shoe defining a passageway extending from an upper opening in the shoe through the...
US20150247385 METHOD FOR JOINT-MINING OF COALBED GAS AND COAL  
Provided is a method for joint-mining of coalbed gas and coal. The method comprises: a well-drilling step; a fracturing and penetration step; a coalbed gas extraction step: an ignition step, and...
US20150233188 Downhole Mills and Improved Cutting Structures  
A drill bit for cutting through a downhole metal structure includes a bit body having a central axis and a bit face. The bit body is configured to rotate about the central axis in a cutting...
US20140027184 Dual-Member Pipe Joint For A Dual-Member Drill String  
The present invention is directed to the configuration of an elongate inner member of a dual-member pipe. The elongate inner member of the dual-member pipe is disposed within an outer member and...
US20100051350 DRILLING OUT CASING BITS WITH OTHER CASING BITS  
The drilling of a casing bit and any other equipment in the casing with another casing bit where at least two casing bits of different diameter and having associated casing sections may be...
US20120132424 METHOD OF DRILLING FROM A SHAFT FOR UNDERGROUND RECOVERY OF HYDROCARBONS  
The present invention discloses a selection process for installing underground workspace in or near a hydrocarbon deposit that is an appropriate workspace from which to drill, operate and service...
US20060124360 Methods and apparatus for drilling, completing and configuring U-tube boreholes  
A borehole network including first and second end surface locations and at least one intermediate surface location interconnected by a subterranean path, and a method for connecting a subterranean...
US20100032207 Method and System for Forming a Non-Circular Borehole  
System and methods for creating shaped, non-circular boreholes in rocks especially for use with geothermal heat pump applications and for increasing wellbore support in applications such as...
US20100101870 Combination coring bit and drill bit using fixed cutter PDC cutters  
A drill bit having fixed Polycrystalline Diamond Compact cutters is used to drill a borehole having a core stump therein. A plurality of additional fixed Polycrystalline Diamond Compact cutters...
US20150226042 OPEN HOLE EXPANDABLE JUNCTION  
A method for lining an open hole section of a wellbore includes lowering a tubular member through a cased section of the wellbore, expanding the tubular member in an open hole section of the...
US20140096966 Method and Apparatus for Completion of Heavy Oil Unconsolidated Sand Reservoirs  
A method of completing a subterranean well having a well casing extending though an earth formation is provided, including the steps of: suspending an apparatus at a selected depth within the well...
US20060278396 Method for intercepting and connecting underground formations and method for producing and/or injecting hydrocarbons through connecting underground formations  
The present invention relates to a method for intercepting and connecting underground formations containing hydrocarbons, so as to make the production and injection of hydrocarbons technically and...
US20130206411 SHALE GAS OPERATION METHOD  
A method for performing shale gas operation is disclosed. The method may include drilling a first well, performing a fracturing operation in the well, recovering shale gas from the first well,...
US20100181113 HORIZONTAL WATERJET DRILLING METHOD  
A method and apparatus for completing a lateral channel in a subterranean formation using a flexible hose with a waterjet that may be directed down a well casing and into a waterjet guide. The...
US20110155469 Apparatus and Method for Positioning Extended Lateral Channel Well Stimulation Equipment  
Disclosed is a movable boring assembly and a boring tool positioner for drilling a plurality of holes in a well casing and jetting a well production zone through the plurality of holes. All of the...
US20130213716 APPARATUS AND METHOD FOR LATERAL WELL DRILLING  
An apparatus and method for penetrating earth strata surrounding a wellbore including a nozzle assembly, a flexible tubing connected to the nozzle assembly, and a means to position the nozzle...
US20110168448 DRILLING OUT CASING BITS WITH OTHER CASING BITS  
The drilling of a casing bit and any other equipment in the casing with another casing bit where at least two casing bits of different diameter and having associated casing sections may be...
US20100206635 Tunneling Apparatus Including Vacuum and Method of Use  
The present disclosure relates to a tunneling apparatus including a pipe string having a distal end and a proximal end. The pipe string includes a plurality of pipe-sections connected end-to end....
US20100206636 Backreamer for a Tunneling Apparatus  
The present disclosure relates to a backreamer including a distal end configured for connection to product and a proximal end configured for attachment to a distal end of a drill string. The...
US20090218143 APPARATUS AND METHOD FOR POSITIONING EXTENDED LATERAL CHANNEL WELL STIMULATION EQUIPMENT  
Disclosed is a movable boring assembly and a boring tool positioner for drilling a plurality of holes in a well casing and jetting a well production zone through the plurality of holes. All of the...

Matches 1 - 50 out of 67 1 2 >