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

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

System for aiding operation of excavating type underground advan

Mining or in situ disintegration of hard material – Processes

System for and method of demolition

Mining or in situ disintegration of hard material – Ice-working devices – Relatively moving cutter

System for chipping and moving ice

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

System for controlling cutting horizons for continuous type...

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

System for cutting and conveying coal and the like

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

System for cutting and conveying coal and the like

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

System for detecting interfaces between mineral seams and the su

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

System for fuel and products of oil shale retort

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

System for monitoring the movement of a cutting tool of a tunnel

Mining or in situ disintegration of hard material – Miscellaneous

System for mounting tooth-carrier sectors on a cutter wheel or a

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

System for producing a uniform rubble bed for in situ processes

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

System for removing material with a high velocity jet of working

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

System for undersea recovery of hydrocarbons

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

System for working the surface of a road

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

Systems and methods for milling paving material with...