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

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Cleansing fluid passage

Clip for retaining a water spray nozzle within a pick box of...

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working

Close proximity grinder

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Planar type bit

Coal and rock cutting pick

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Sidewall-working

Coal combine

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

Coal comminution and recovery process using gas drying

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

Coal cutter vehicle

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

Coal disaggregation by basic aqueous solution for slurry recover

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

Coal extraction in a longwall working

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

Coal face support in a mine

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

Coal mining apparatus and method

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Adjustable head

Coal mining auger

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Tooth mounted on helical head portion or head with helical...

Coal mining drum with adjustable linier edge cutters

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Tooth mounted on helical head portion or head with helical...

Coal mining machine cutter with noise suppressant and flame resi

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

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

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Cutter attached to endless chain or cable

Coal plane with chain operated turning head

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Cutter attached to endless chain or cable

Coal planer

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Cutter attached to endless chain or cable

Coal planer control device

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Cutter attached to endless chain or cable

Coal plough having separately adjustable cutters and flexible fl

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Planar type bit

Coal plow cutter