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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 8113300 | Impact excavation system and method using a drill bit with junk slots A method and system for excavating a subterranean formation including pumping a fluid through a nozzle such that an exit velocity of the fluid is greater than an entrance velocity of the fluid. A plurality of solid material impactors may be circulated with the fluid... | 02/14/2012 |
| 8074744 | 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 waterjet guide has a diverter assembly configured to receive and divert t... | 12/13/2011 |
| 7987928 | Injection system and method comprising an impactor motive device An excavation system for forming a wellbore through a subterranean formation, the system employing pressurized drilling fluid with impactors mixed therein. The pressurized fluid with impactors is directed to a drill string having a drill bit with nozzles on its lowe... | 08/02/2011 |
| 7971658 | Chemically Enhanced Stimulation of oil/gas formations Method is provided for drilling of formations containing carbonate minerals with flexible tubing capable of being turned in a very short radius. The very flexible tubing may be placed inside a work string in a well with coiled tubing and a micro-jet bit on the tubin... | 07/05/2011 |
| 7798249 | Impact excavation system and method with suspension flow control A system and method for excavating a wellbore through a subterranean formation that includes a drill string having an inner passage for flowing a suspension of fluid and impactors. The drill string includes a flow control device to block flow in the drill string pas... | 09/21/2010 |
| 7793741 | Impact excavation system and method with injection system A system and method according to which at least one vessel injects a suspension of liquid and a plurality of impactors into a formation to remove at least a portion of the formation. ... | 09/14/2010 |
| 7588101 | Radially expandable downhole fluid jet cutting tool having an inflatable member Downhole fluid jet cutting tools having extendible and retractable arms with cutting heads on the ends are disclosed. The jet cutting tools permit casing and other downhole surfaces to be cut utilizing a cutting fluid forced through a jet nozzle assembly. Inflation ... | 09/15/2009 |
| 7540339 | Sleeved hose assembly and method for jet drilling of lateral wells A sleeved hose assembly for lateral jet drilling through an ultra-short radius curve. The sleeved hose assembly includes a wire-wound high-pressure hose inserted inside a reinforcing sleeve. In general, wire-wound high-pressure hoses exhibit transverse moduli that a... | 06/02/2009 |
| 7503407 | Impact excavation system and method A method and system for excavating a subterranean formation using a fluid comprising pumping the fluid through at least one nozzle such that a velocity of the fluid when exiting the nozzle is greater than a velocity of the fluid entering the nozzle. A plurality of s... | 03/17/2009 |
| 7484575 | Conductor pipe string deflector and method An apparatus for deflecting a tubular string preferably comprising at least one side nozzle near the lower end of a first tubular string. The nozzle permits passage of a fluid therethrough from the first tubular string bore and deflects the first tubular string in a... | 02/03/2009 |
| 7445058 | Nozzle unit and method for excavating a hole in an object A nozzle unit for generating an abrasive jet. The nozzle unit has a first nozzle connected to a pressurized carrier fluid supply; a mixing chamber in which the first nozzle discharges; and a second nozzle connected to the mixing chamber. An abrasive particle inlet d... | 11/04/2008 |
| 7434633 | Radially expandable downhole fluid jet cutting tool Downhole fluid jet cutting tools having extendible and retractable arms with cutting heads on the ends are disclosed. The jet cutting tools permit casing and other downhole surfaces to be cut utilizing a cutting fluid forced through a jet nozzle assembly. Movement o... | 10/14/2008 |
| 7431104 | Device for transporting particles of a magnetic material and tool comprising such a device A device for transporting magnetic particles in a selected direction has a support surface extending in the selected direction, a magnet arranged to generate a magnetic field for retaining the particles on the support surface such that the magnetic field on the supp... | 10/07/2008 |
| 7410012 | Hydraulic automatic boosting pump A hydraulic automatically-pressurizing pump comprises an intermediate fastening connector, a reversing valve, a mechanically-controlled automatic direction-reversing device, a power cylinder, a pressurizing cylinder and an ultrahigh-pressure connecting tube which ar... | 08/12/2008 |
| 7404416 | Apparatus and method for creating pulsating fluid flow, and method of manufacture for the apparatus In one embodiment, the present invention provides an apparatus for creating pulsating fluid flow, including an inlet into which fluid flows and a chamber having an upstream end and a downstream end. The chamber is defined by a pair of outwardly-projecting sidewalls,... | 07/29/2008 |
| 7398839 | Impact excavation system and method with particle trap A system and method for excavating a subterranean formation, according to which a slurry of liquid and a plurality of impactors are introduced into at least one cavity formed in a body member and are discharged from the cavity so that the impactors remove a portion ... | 07/15/2008 |
| 7383896 | Impact excavation system and method with particle separation A system and method for excavating a subterranean formation, according to which a suspension of liquid and a plurality of impactors are introduced into at least one cavity formed in a body member and are discharging from the cavity so that the impactors remove a por... | 06/10/2008 |
| 7380605 | Energy transfer loop apparatus and method of installation A method of forming an energy transfer loop in the earth has the steps of connecting a tubing to a nose member, extending a liquid delivery pipe to the nose member, pumping a liquid through the liquid delivery pipe to the nose member, jetting the liquid from the nos... | 06/03/2008 |
| 7360595 | Method and system for underground treatment of materials A method for underground treatment of subsurface materials comprises providing an injection pattern and a recovery pattern, the injection pattern and the recovery pattern located proximate to a subsurface treatment zone and at least one of the injection pattern and ... | 04/22/2008 |
| 7357697 | Superhard material article of manufacture The invention relates to abrasive water jet systems comprising an abrasive water jet mixing tube having a longitudinal bore lined with a superhard material, including such systems which use cubic boron carbide (CBN), diamond, or other materials with a hardness great... | 04/15/2008 |
| 7350571 | Methods of preparing and using coated particulates The present invention involves methods of preparing coated particulates and using such coated particulates in subterranean applications such as production enhancement and sand control. One embodiment of the present invention provides a method of preparing coated par... | 04/01/2008 |
| 7347283 | Using a rotating inner member to drive a tool in a hollow outer member A rotating inner member is used to drive a downhole tool housed within the hollow outer member of a dual-member drill string. The downhole tool preferably will be adapted to receive rotational energy from the inner member. In a preferred embodiment, the downhole too... | 03/25/2008 |
| 7343987 | Impact excavation system and method with suspension flow control A system and method for excavating a subterranean formation, according to which a suspension of liquid and a plurality of impactors are passed between a drill string to a body member for discharge from the body member to remove at least a portion of the formation. T... | 03/18/2008 |
| 7334635 | Methods for fracturing subterranean wells A method of forming a propped fracture comprising: providing a fracture having a far-well bore area and a near-well bore area; placing first proppant particulates at least partially coated with an adhesive substance; placing a portion of second proppant particulates... | 02/26/2008 |
| 7334636 | Methods of creating high-porosity propped fractures using reticulated foam One embodiment of the prevent invention provides a method of creating a high porosity propped fracture comprising creating a slurry comprising a treatment fluid, proppant particulates, pieces of reticulated foam having cells, and an adhesive substance such that the ... | 02/26/2008 |
| 7322433 | Tool for excavating an object A Tool for excavating an object, the tool having a jetting system arranged to impinge the object to be excavated with a jetted stream of a drilling fluid mixed with abrasive particles, the jetting system being provided with at least a mixing chamber wit... | 01/29/2008 |
| 7320372 | Jet assisted drilling method The drill string is fitted for drilling activity in the formation expected, including a jet nozzle equipped drill head, and a near bit kick sub. The drill string is deflected to change the progressing well bore to a preferred direction. After the change in well bore... | 01/22/2008 |
| 7318473 | Methods relating to maintaining the structural integrity of deviated well bores Methods of enhancing at least partially the structural integrity of a longitudinal portion of a deviated well bore are provided. The methods include providing a gravel matrix composition; providing a longitudinal portion of a deviated well bore; and placing a suffic... | 01/15/2008 |
| 7318474 | Methods and compositions for controlling formation fines and reducing proppant flow-back Provided herein are methods for controlling the migration of particulates within a portion of a subterranean formation that comprise aqueous tackifying treatment fluids, curable resin compositions, and/or noncurable resin compositions. ... | 01/15/2008 |
| 7299875 | Methods for controlling particulate migration Many methods are provided including methods of stabilizing a portion of a subterranean formation or reducing the production of particulates from a portion of a subterranean formation comprising contacting the portion of the subterranean formation with a pre-flush fl... | 11/27/2007 |
| 7281581 | Methods of hydraulic fracturing and of propping fractures in subterranean formations A method of propping at least one fracture in a subterranean formation, that comprises forming a plurality of proppant aggregates, each proppant aggregate comprising a binding fluid and a filler material, and introducing the plurality of proppant aggregates into the... | 10/16/2007 |
| 7273099 | Methods of stimulating a subterranean formation comprising multiple production intervals A method of stimulating a production interval adjacent a well bore having a casing disposed therein, that comprises introducing a carrier fluid comprising first particulates into the well bore, packing the first particulates into a plurality of perforations in the c... | 09/25/2007 |
| 7270179 | Method for stimulation of liquid flow in a well An improved method of controlled energy delivery utilizing solid, liquid, and gaseous carbon dioxide (CO2) into a water well and the surrounding aquifer to remove deposited material which may cause loss of capacity in wells and a variety of water quality ... | 09/18/2007 |
| 7270182 | Earth loop installed with sonic apparatus A method for installing a heat exchange pipe loop in a borehole, the method, in at least certain aspects, including drilling a borehole with a sonic drill system having a head and casing connected thereto, a drill apparatus on a lower end of the casing movable by th... | 09/18/2007 |
| 7270195 | Plasma channel drilling process Material is removed from a body of material, e.g. to create a bore hole, by plasma channel drilling. High voltage, high energy, rapid rise time electrical pulses are delivered many times per second to an electrode assembly in contact with the material body to genera... | 09/18/2007 |
| 7267171 | Methods and compositions for stabilizing the surface of a subterranean formation Methods comprising providing a fracturing fluid comprising proppant particulates at least partially coated with a hardenable resin composition that comprises a hardenable resin component and a hardening agent component, wherein the hardenable resin component compris... | 09/11/2007 |
| 7264052 | Methods and compositions for consolidating proppant in fractures Improved methods and compositions for consolidating proppant in subterranean fractures are provided. In certain embodiments, the hardenable resin compositions may be especially suited for consolidating proppant in subterranean fractures having temperatures above abo... | 09/04/2007 |
| 7264048 | Slot cavity A method for accessing a subterranean zone from the surface includes drilling a substantially vertical well bore from the surface to the subterranean zone and forming a slot cavity in the substantially vertical well bore proximate to the subterranean zone. The slot ... | 09/04/2007 |
| 7264051 | Methods of using partitioned, coated particulates Methods of treating a portion of a subterranean formation comprising: providing partitioned, coated particulates that comprise particulates, an adhesive substance, and a partitioning agent, and wherein the adhesive substance comprises an aqueous tackifying agent or ... | 09/04/2007 |
| 7261156 | Methods using particulates coated with treatment chemical partitioning agents Methods of treating a portion of a subterranean formation comprising: providing partitioned, coated particulates that comprise particulates, an adhesive substance, and a partitioning agent, and wherein the partitioning agent comprises a subterranean treatment chemic... | 08/28/2007 |
