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Method for restoring formation previously leached with an ammoni

Mining or in situ disintegration of hard material – In situ conversion of solid to fluid – Dissolving or chemical reaction
Patent

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Method for restoring molybdenum to base line level in leached fo

Mining or in situ disintegration of hard material – In situ conversion of solid to fluid – Dissolving or chemical reaction
Patent

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Method for rubblizing an oil shale deposit for in situ retorting

Mining or in situ disintegration of hard material – Tunnel recovery of fluid material
Patent

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Method for selectively extracting magnesium chloride hexahydrate

Mining or in situ disintegration of hard material – In situ conversion of solid to fluid – Input and output wells
Patent

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Method for sensing coal-rock interface

Mining or in situ disintegration of hard material – Automatic control; signaling or indicating – Ore/rock interface determination during cutting
Reexamination Certificate

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Method for solution mining of complex carbonaceous materials

Mining or in situ disintegration of hard material – In situ conversion of solid to fluid – Dissolving or chemical reaction
Patent

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Method for solution mining of uranium ores

Mining or in situ disintegration of hard material – In situ conversion of solid to fluid – Dissolving or chemical reaction
Patent

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Method for subterranean generation of heat as a source of energy

Mining or in situ disintegration of hard material – In situ conversion of solid to fluid – Input and output wells
Patent

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Method for the mining of coal and coal planer installation

Mining or in situ disintegration of hard material – Automatic control; signaling or indicating – Of hard material disintegrating machine
Reexamination Certificate

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Method for the production of minerals

Mining or in situ disintegration of hard material – In situ conversion of solid to fluid – Input and output wells
Patent

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Method for the recovery of a material

Mining or in situ disintegration of hard material – In situ conversion of solid to fluid – Input and output wells
Patent

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Method for the removal of radioactive waste during in-situ leach

Mining or in situ disintegration of hard material – In situ conversion of solid to fluid – Input and output wells
Patent

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Method for the renovation of an aquifer

Mining or in situ disintegration of hard material – In situ conversion of solid to fluid – Dissolving or chemical reaction
Patent

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Method for the solution mining of a mineral

Mining or in situ disintegration of hard material – In situ conversion of solid to fluid – Input and output wells
Patent

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Method for thermoshaft oil production

Mining or in situ disintegration of hard material – Tunnel recovery of fluid material
Patent

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Method for working steeply dipping vein ores with vertically dow

Mining or in situ disintegration of hard material – Processes – Stabilizing underground structure
Patent

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Method of an apparatus for gaining access to an underground cham

Mining or in situ disintegration of hard material – Processes – Mine safety
Patent

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Method of and a device for carrying out wire bolting

Mining or in situ disintegration of hard material – Processes – Explosive
Patent

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Method of and an arrangement for longwall mining

Mining or in situ disintegration of hard material – With separation of materials – Separation below surface of earth or water
Patent

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Method of and apparatus for breaking rock

Mining or in situ disintegration of hard material – Processes – Explosive
Reexamination Certificate

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