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

Mining or in situ disintegration of hard material – Miscellaneous

Bit coupling means

Mining or in situ disintegration of hard material – Miscellaneous

Bit holder

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Rolling or rotatable-type bit mount

Bit holder block and cutter bit therefor

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Clamped tooth holder or tooth mount

Bit holder block with non-rotating wear sleeve

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

Bit holder equipped with a spraying device

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

Bit holder for a ploughing bit of a coal or extraction...

Mining or in situ disintegration of hard material – Miscellaneous

Bit holder for miner

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

Bit holder with a detachably fixed bit bushing

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Wear shield or replaceable wear sleeve

Bit holders and bit blocks for road milling, mining and...

Mining or in situ disintegration of hard material – Cutter tooth or tooth head – Wear shield or replaceable wear sleeve

Bit holders and bit blocks for road milling, mining and...

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

Blade control system for concrete cutting apparatus

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

Blade holder for floor stripping machine and a floor...

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

Blade holder in oscillated head for floor stripping machine

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

Blasthole spacing for control of particle size

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

Blasting positioning device

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

Blasting to a horizontal free face with mixing of fragments

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

Blockage-protected drive system with a centrifugal clutch, and s

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

Blower and dust collecting machine and method of operation

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Cutter shiftable vertically

Boom stabilizer for an underground mining machine