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Class 175/14 - Combustion is confined chamber having restricted discharge orifice


Subclass of Class 175 - Boring or penetrating the earth
Definition: Subject matter in which an exothermic chemical reaction
No. of patents: 47
Last issue date: 04/19/2011


1    
NumberTitleIssue Date
7926587Explosive water jet with precursor bubble
A water jet assembly and method of use is provided comprising a tank with cutting fluid, fuel and oxidizer lines, and a tank discharge lines. In operation, the tank is filled with oxidizer; the oxidizer line is closed and cutting fluid is supplied compressing the ox...
04/19/2011
7828078System for rapidly boring through materials
The present invention is a self-contained, high-energy liquid rock-boring system that will bore a small-diameter access hole [5] several hundred meters through hard granite and other obstacles within minutes of deployment. It employs a land unit [100] ...
11/09/2010
7584807Multiple pulsejet boring device
A method and device for boring a hole [5] through a material along a desired path includes an umbilical subsystem [2000] connected to a boring subsystem [3000] having a plurality of pulsejets [3100]. These pulsejets [3100] repeated...
09/08/2009
7367405Electric pressure actuating tool and method
Disclosed herein is a downhole tool actuation arrangement. The arrangement includes a housing having a chamber, at least one piston in operable communication with the chamber and at least one electrode exposed to the chamber. The electrodes are receptive to a power ...
05/06/2008
7360595Method 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
7270196Drill bit assembly
In one aspect of the present invention a drill bit assembly comprises a body portion intermediate a shank portion and a working portion. The working portion has at least one cutting element. The body portion has at least a portion of a reactive jackleg apparatus whi...
09/18/2007
7264048Slot 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
7246940Method and apparatus for managing the temperature of thermal components
A temperature management system for managing the temperature of a discrete, thermal component. The temperature management system comprises a heat exchanger thermally coupled with the thermal component. The system also comprises a fluid transfer device that circulate...
07/24/2007
7213644Cavity positioning tool and method
In accordance with the teachings of the present invention, a method is provided for preventing formation of sludge in a subsurface cavity having particulate laden fluid disposed therein. The method includes positioning a downhole device having a fluid agitator into ...
05/08/2007
7207395Method and system for testing a partially formed hydrocarbon well for evaluation and well planning refinement
A method and system for testing a partially formed well includes forming a first well bore intersecting a subterranean formation. The first well bore includes a portion of a planned well having a first configuration. A production characteristic of the subterranean f...
04/24/2007
7207390Method and system for lining multilateral wells
In accordance with one embodiment of the present invention, a method for lining a lateral wellbore includes drilling a main wellbore extending from a surface to a subterranean zone, casing the main wellbore with a main casing having a plurality of lateral wellbore w...
04/24/2007
7198119Hydraulic drill bit assembly
In one aspect of the present invention a drill bit assembly has a body portion intermediate a shank portion and a working portion. The working portion has at least one cutting element and the body portion has at least a portion of a jackleg apparatus. The jackleg ap...
04/03/2007
7179018Apparatus and method for working asphalt pavement
A method and apparatus for working asphalt pavement, comprising one or both of a mechanical, hydraulic, electric, or pneumatic means for providing high-speed rotation; a rotary tool comprising a first end comprising a working surface and a second end adapted for con...
02/20/2007
7163063Method and system for extraction of resources from a subterranean well bore
A method for stimulating production of resources from a coal seam includes forming a drainage well bore in the coal bed that has a first end coupled to a ground surface and a second end in the coal seam. The method further includes inserting a liner into the well bo...
01/16/2007
7100687Multi-purpose well bores and method for accessing a subterranean zone from the surface
A well system includes at least two well bores extending from a surface to a subterranean zone. Each of the two well bores is used to form a well bore pattern for the subterranean zone that intersects the other well bore and transports fluid from the subterranean zo...
09/05/2006
7083011Fluid drilling head
A fluid drilling head has a plurality of nozzles (3, 4, 5, 6) in a rotatable nozzle assembly (2) to provide high pressure cutting jets (7). The head is provided with a gauging ring (10) having an annular clearance (11) to the rotat...
08/01/2006
7073595Method and system for controlling pressure in a dual well system
A method for controlling pressure of a dual well system includes drilling a substantially vertical well bore from a surface to a subterranean zone and drilling an articulated well bore from the surface to the subterranean zone using a drill string. The articulated w...
07/11/2006
7048049Slant entry well system and method
A system for accessing a subterranean zone from the surface includes an entry well bore extending down from the surface. A plurality of slanted well bores extend from the entry well bore to the subterranean zone. Drainage patterns extend from the slanted well bores ...
05/23/2006
7036584Method and system for accessing a subterranean zone from a limited surface area
A method and system for accessing subterranean resources from a limited surface area includes a first well bore extending from the surface to the target zone. The first well bore includes an angled portion disposed between the target zone and the surface to provide ...
05/02/2006
7029271Flameless oxidation burner
A device including a burner (6) for directing a fuel/air mixture into a reaction chamber (2) for flameless oxidation of fuels. The burner (6) discharges a fuel/air jet transversely to a longitudinal axis (A) of the burner and an exhaust gas chan...
04/18/2006
7025137Three-dimensional well system for accessing subterranean zones
A drainage system for accessing multiple subterranean zones from the surface includes an entry well extending from the surface. The system also includes two or more exterior drainage wells extending from the entry well through the subterranean zones. The exterior dr...
04/11/2006
7025154Method and system for circulating fluid in a well system
A method for circulating drilling fluid in a well system includes drilling a substantially vertical well bore from a surface to a subterranean zone and drilling an articulated well bore from the surface to the subterranean zone. The articulated well bore is horizont...
04/11/2006
6976533Method and system for accessing subterranean deposits from the surface
Improved An improved method and system for accessing subterranean deposits from the surface that substantially eliminates or reduces the disadvantages and problems associated with previous systems and methods. In particular, the present invention provides an articul...
12/20/2005
6976547Actuator underreamer
An underreamer for forming a cavity from within a well bore includes a housing adapted to be disposed within the well bore. The underreamer includes an actuator partially slidably positioned in the housing. The actuator comprises a first portion and a second portion...
12/20/2005
6964298Method and system for accessing subterranean deposits from the surface
An improved method and system for accessing subterranean deposits from the surface substantially eliminates or reduces the disadvantages and problems associated with previous systems and methods. In particular, the present invention provides an articulated well with...
11/15/2005
6964308Method of drilling lateral wellbores from a slant well without utilizing a whipstock
In accordance with one embodiment of the present invention, a method for drilling a lateral wellbore from a slant well includes drilling the slant well below the surface of the earth such that the slant well is angled toward a first horizontal direction that coincid...
11/15/2005
6962216Wedge activated underreamer
An underreamer for forming a cavity from within a well bore includes a housing adapted to be disposed within the well bore. The underreamer includes at least one cutter, wherein each cutter has a first end and a second end. The first end of each cutter is pivotally ...
11/08/2005
6942030Three-dimensional well system for accessing subterranean zones
A method for accessing a plurality of subterranean zones from the surface includes forming an entry well from the surface and forming two or more exterior drainage wells from the entry well through the subterranean zones. The exterior drainage wells each extend outw...
09/13/2005
5964303Process and a device for establishing drilling holes
The description relates to a process and a device for drilling holes in hard rocks like granite, in which the rock to be drilled is exposed to a flame produced by gaseous hydrogen and fluorine together and the reaction products produced by the flame are t...
10/12/1999
5771984Continuous drilling of vertical boreholes by thermal processes: including rock spallation and fusion
Various rock spallation devices and methods reduce the cost of deep hole excavation. A spallation head has rotating, circumferentially spaced jets. The jets may be combustion flame jets or very hot water. In a combustion embodiment, air and water are deli...
06/30/1998
5497838Automated rock burner
An automated burner system for channeling a mineral body consisting of a burner staff carrying a burner at one end, a guide shaft adapted to carry the burner staff for reciprocating motion, a support shaft adapted to mount the guide shaft for oscillating ...
03/12/1996
5267622Impact block assembly for percussion drilling apparatus
In a percussion drilling apparatus, an impact block assembly is provided for sequentially driving drill rods into a subterranean formation, the impact block assembly including an impact block member aligned with one or more rows of drill rods and a combus...
12/07/1993
5211156Method and apparatus for treating a surface of granite with a high temperature plasma jet
The method and apparatus treat a surface of natural rock or artificial stone-like material to give to this surface an attractive finish. A high temperature jet of plasma and a high speed jet of cooling fluid are projected onto the surface to be treated. T...
05/18/1993
5125828Granite flame finishing internal burner
An internal burner for producing a subsonic air-fuel flame jet capable of flame finishing granite of similar hard stone has a body forming a closed combustion chamber fed with an essentially stoichiometric flow of compressed air and fuel such that upon ig...
06/30/1992
5107937Automated rock burner
An automated burner for channelling a mineral body, including, a guide shaft assembly having a guide shaft adapted to receive a burner staff for reciprocal movement. A first drive means is connected to the burner staff and is operative to reciprocally mov...
04/28/1992
5088568Hydro-mechanical device for underground drilling
A hydro-mechanical device for underground drilling for use with a drilling rig comprises a container having a combustion chamber, an ignition system, inlets for introducing a fuel, an oxidizer, a liquid into the combustion chamber, a nozzle for dischargin...
02/18/1992
5022470Autonomous rapid thermal ice penetrating method and system
An autonomous ice penetrator/payload delivery system is provided which, when once launched from its parent vehicle will, upon reaching the surface of the ice automatically right itself to proper orientation with respect to the ice surface for penetration....
06/11/1991
4923019Thermochemical penetrator for ice and frozen soils
An apparatus and method are described for penetrating ice. The apparatus comprises: (a) a confined thermochemical reaction chamber having an inlet opening and an outlet opening and containing therein a substantially immobilized first thermochemical reacta...
05/08/1990
4519453Ignition system
A burner having a pulsating mode of operation has a combustion chamber for the periodic burning of successive separate charges of combustible fuel continuously supplied from an inlet system. Upstream of the combustion chamber is an ignition chamber having...
05/28/1985
4319647Flame drill channelling method and apparatus for reducing noise and dust levels
Chanelling in rock quarries with reduced noise level is effected by flame drilling side by side holes separated by a web with the web sufficiently thin to allow easy subsequent breakage, preferably where the web is badly heat damaged and cracked through. ...
03/16/1982
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