LandOfFree - US Patents - Listing for Mining or in situ disintegration of hard material,Processes

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Coal cutter vehicle

Mining or in situ disintegration of hard material – Processes – Forming blocks

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Coal extraction in a longwall working

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Coal mining apparatus and method

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Coal mining method at a long-walled pit face of the coal mine

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Combustion apparatus for generating repetitive explosions

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

Patent

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Construction of underground tunnels and rock chambers

Mining or in situ disintegration of hard material – Processes – Forming blocks

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Continous extraction of underground narrow-vein...

Mining or in situ disintegration of hard material – Processes – Directly applying heat or vibration

Reexamination Certificate

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Continous extraction of underground narrow-vein...

Mining or in situ disintegration of hard material – Processes – Directly applying heat or vibration

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Continuous miner

Mining or in situ disintegration of hard material – Processes – Directly applying heat or vibration

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Continuous miner with improved duct system and method of increas

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Continuous miner-mounted mine ventilation system

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Continuous mining apparatus and method

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Continuous mining linear advance system

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Continuous mining machine with a boom assembly providing differe

Mining or in situ disintegration of hard material – Processes

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Continuous mining machine with roof supporting apparatus and met

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Continuous roof support system for tunnel boring

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Continuous shoring machines for tunnel construction

Mining or in situ disintegration of hard material – Processes – Forming blocks

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Continuous tunnel boring machine and method

Mining or in situ disintegration of hard material – Processes – Forming blocks

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Contour miner

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Control of subsidence during underground gasification of coal

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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