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7559368 |
Solution mining systems and methods for treating hydrocarbon containing formations
A method for treating an oil shale formation comprising nahcolite is disclosed. The method includes providing a first fluid to a portion of the formation through at least two injection wells. A...
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7556096 |
Varying heating in dawsonite zones in hydrocarbon containing formations
A method for treating an oil shale formation comprising dawsonite includes assessing a dawsonite composition of one or more zones in the formation. Heat from one or more heaters is provided to the...
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7556095 |
Solution mining dawsonite from hydrocarbon containing formations with a chelating agent
A method for treating an oil shale formation comprising dawsonite includes providing heat from one or more heaters to the formation to heat the formation. Hydrocarbon fluids are produced from the...
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7549470 |
Solution mining and heating by oxidation for treating hydrocarbon containing formations
A method for treating an oil shale formation comprising nahcolite includes providing a first fluid to a portion of the formation. A second fluid is produced from the portion. The second fluid...
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7434890 |
Vibratory milling machine having linear reciprocating motion
A vibratory milling machine has a vibratory housing confined to substantially linear reciprocating motion relative to a base, causing a tool carried by the housing to impact a mineral formation or...
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7416258 |
Methods of using a laser to spall and drill holes in rocks
Apparatus and methods of using lasers are provided for spalling and drilling holes into rocks. A rock removal process is provided that utilizes a combination of laser-induced thermal stress and...
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7377593 |
Continous extraction of underground narrow-vein metal-bearing deposits by thermal rock fragmentation
A method for extracting minerals from a narrow-vein deposit by thermal fragmentation is provided. The method includes locating the vein and determining the extent thereof to form the boundaries of...
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7195320 |
Thermal rock fragmentation application in narrow vein extraction
A free-blast method for extracting ore from an ore vein deposit wherein the vein is extracted by causing the ore comprised between the rock walls bordering the vein to spall into fragments. The ore...
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7147064 |
Laser spectroscopy/chromatography drill bit and methods
A drilling apparatus for well-boring having a drill bit assembly which includes a laser cutting assembly and a vacuum assembly. The vacuum assembly is adapted to intake vapors generated by the...
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7100994 |
Producing hydrocarbons and non-hydrocarbon containing materials when treating a hydrocarbon containing formation
A method for treating a hydrocarbon containing formation is provided. In one embodiment, heat from one or more heaters may be provided to at least a portion of the formation. Heat may be allowed to...
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6969123 |
Upgrading and mining of coal
A method for treating a coal formation to alter properties of coal in the formation is provided. In one embodiment, heat from one or more heaters may be provided to at least a portion of the...
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6957869 |
Road marking removal system
A bucket razor body has a coupling end and a scraping end facing away from the bucket. The coupling end has an upper and lower wall with a slot between the walls. The upper wall has threaded...
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6935702 |
Crushing apparatus electrode and crushing apparatus
An electrode for a crusher and a crusher capable of increasing energy utilized for crushing are obtained. The electrode 1 for a crusher comprises a central conductor ( 12, 17 ) extending along a...
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6912356 |
Method and apparatus for fracturing brittle materials by thermal stressing
A method of fracturing or breaking rock includes the step of directing high intensity white light (radiation) at the rock to induce thermal stress sufficient to fracture the rock. The intensity of...
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6761416 |
Method and apparatus for a plasma-hydraulic continuous excavation system
A plasma-hydraulic excavation system suitable for use in connection with mining operations is provided. According to the system, one or more groups of plasma-hydraulic projectors that include a...
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6755262 |
Downhole lens assembly for use with high power lasers for earth boring
An earth boring apparatus at least partially locatable within a borehole. The apparatus includes a plurality of optical fibers, each of which has a proximal fiber light energy input end and a...
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6626249 |
Dry geothermal drilling and recovery system
A geothermal drilling and recovery system comprising a drilling rig having an elevator with a laser and a radar gun mounted on said elevator, a drill pipe, a rotating mirror mounted adjacent the...
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6591920 |
Moulten bath drilling method
A fusion drilling process and device for the placement of dimensionally accurate borings, particularly those of large diameter, in rock, in which the waste melt is pressed into the surrounding...
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6457778 |
Electro-power impact cell for plasma blasting
An electro-power impact cell used in blasting works includes a first electrode to which a high voltage is applied, the first electrode having a plurality of conductive piece between which...
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6283555 |
Plasma blasting with coaxial electrodes
A discharge breaking system and a discharge breaking method for breakage and decomposition of objects to be ruptured such as destruction of base rocks and breakage of stones into small pieces at...
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6164388 |
Electropulse method of holes boring and boring machine
This invention provides an excavator 1 for crushing a matter to be excavated, existing in an excavating hole in which a discharge liquid is fed, by electric discharge between a plurality of...
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6056057 |
Heater well method and apparatus
A method and apparatus is disclosed for heating of formations using fired heaters. Each fired heater may consist of two concentric tubulars emplaced in the formation, connected via a wellhead to a...
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6027174 |
Method and apparatus for removing ceramic tile
A method of removing ceramic tile wherein the tiles are heated using a gas burner by passing the flame of the burner over the surface of the ceramic tile where it is secured to a supporting surface...
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5735355 |
Rock melting tool with annealer section
A rock melting penetrator is provided with an afterbody that rapidly cools a molten geological structure formed around the melting tip of the penetrator to the glass transition temperature for the...
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5573307 |
Method and apparatus for blasting hard rock
A method and apparatus for blasting of hard rock using a highly insensitive energetic material ignited with a moderately high energy electrical discharge causing the fracturing and break up of the...
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5482357 |
Plasma blasting probe assembly
The present invention is concerned with a probe assembly for plasma blasting or fragmenting a substance such as rock, concrete and the like. The probe assembly contains a probe made of two coaxial...
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5479994 |
Method of electrothermomechanical drilling and device for its implementation
The proposed invention relates to the mining industry and may be used for drilling wells in loose rock, in particular in quaternary deposits and in technogenic rocks with simultaneous durable and...
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5425570 |
Method and apparatus for plasma blasting
Method and apparatus for plasma blasting comprises a capacitor bank for storing electrical charge to which is coupled an inductance which delivers the electric charge as a current through a switch...
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5211156 |
Method 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...
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5168940 |
Profile melting-drill process and device
Only a gap defining the outer profile of the tunnel or borehole is melted down in a peripheral heat drilling process for tunnels, deep-well and exploration boreholes. The drill core, surrounded by...
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5135286 |
Residue recovery process and apparatus
The recovery of materials from viscous bodies of petroleum residue and asphalt deposits which contain substantial quantities of the deposits by the use of an induced thermal gradient in a region of...
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5107936 |
Rock melting excavation process
In a heat drilling process for tunnels, deep well and exploration boreholes, only a gap defining the outer profile of the tunnel or borehole is melted down. The drill core surrounded by this gap...
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5106164 |
Plasma blasting method
A blasting method which comprises delivering electrical energy at a rate of at least 100 megawatts per microsecond until a peak power of at least 3 gigawatts is reached across the gap of two poles...
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5039170 |
Resonant beam suspension pads
A pad (22) for isolating a weight (4) from vibration of a resonant beam (8) in a resonant beam support system (6) for dissipating heat. The pad is constructed of a rubberlike material having ridges...
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5022470 |
Autonomous 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...
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5004373 |
Method for initiating in-situ vitrification using an impregnated cord
In-situ vitrification of soil is initiated by placing a cord of dielectric material impregnated with conductive material in thermally-conductive contact with the soil, and energizing the cord with...
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5004166 |
Apparatus for employing destructive resonance
A method and apparatus (10) for fracturing a mass of material (100) using resonant frequencies by initially determining the resonant frequency of the mass of material, using an energy generating...
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5003144 |
Microwave assisted hard rock cutting
An apparatus for the sequential fracturing and cutting of subsurface volume of hard rock (102) in the strata (101) of a mining environment (100) by subjecting the volume of rock to a beam (25) of...
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4973811 |
In situ decontamination of spills and landfills by radio frequency induction heating
An RF transmission line is located horizontal to the surface of a region of earth to be decontaminated. The transmission line is driven by a constant current RF source thereby causing induction...
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4956535 |
Electrode systems for in situ vitrification
An electrode comprising a molybdenum rod is received within a conductive collar formed of graphite. The molybdenum rod and the graphite collar may be physically joined at the bottom. A pair of such...
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4793656 |
In-situ coal drying
A method for upgrading coal in-situ is disclosed in which a treatment zone is established around an energy source placed in a cavity within a coal seam and the pore structure of the coal...
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4776638 |
Method and apparatus for conversion of coal in situ
A method for the electro-thermal and electrochemical underground conversion of coal into oil and by-products comprises the steps of inserting an underground probe into a bore hole until the probe...
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4743725 |
Coaxial line microwave heating applicator with asymmetrical radiation pattern
A microwave heating applicator usable in preformed holes in mansonry and the like for heating and dehumidifying areas around the holes is formed from a length of coaxial transmission line....
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4740036 |
Splitting apparatus and method
Apparatus to split a body in which the apparatus is received. The apparatus has a first metal component of a first coefficient of expansion and a second metal component of a second coefficient of...
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4670634 |
In situ decontamination of spills and landfills by radio frequency heating
A water-containing region at or near the surface of the earth, such as a landfill, that is contaminated with hazardous materials is decontaminated by heating the region with bound radio frequency...
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4663868 |
Scoop wheel having oscillating impact cutters
A rotary wheel excavator having scoops with impact cutters only at the two front corners of the cutting edge of each scoop. Structure is provided for vibrating each impact cutter during a...
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4611857 |
Solar powered focusing and directing apparatus for cutting, shaping, and polishing
A solar powered cutting, shaping, and polishing device is disclosed. In the preferred embodiment a large concave parabolic reflector is mounted on an X and Y axis rotatable (telescope type) mount...
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4600242 |
Method for peat mining
At peat mining peat is suspended in water to a slurry or suspension which is led to a dewatering plant. From the dewatering plant (13) return water is returned and used to heat the raw peat in...
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4597609 |
Method of melting sulphur
A method of melting sulphur, in block form, uses a heating device having lower heating surfaces and means for withdrawing sulphur. The device is positioned on a block of sulphur so that the heating...
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4590348 |
System for heating materials with electromagnetic waves
A system for controlling microwave heaters in order to efficiently heat frozen ground. The heaters are energized and deenergized by a control unit in response to the temperature sensed a selected...
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