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

Mining or in situ disintegration of hard material – Processes

Method and equipment for narrow ore mining

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

Method and hydraulic system for controlling supply of fluid to c

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

Method and machine for digging ditch

Mining or in situ disintegration of hard material – Processes

Method and machine for excavating drifts, tunnels, stopes, caver

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

Method and machine for removing blockage and silt from abandoned

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

Method and means for processing oil sands while excavating

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

Method and means for processing oil sands while excavating

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

Method and means for processing oil sands while excavating

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

Method and means for recovering hydrocarbons from oil sands...

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

Method and means for recovering hydrocarbons from oil sands...

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

Method and power transmission system for operating a road planar

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

Method and system for controlling earth pressure in tunnel borin

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

Method and system for mining hydrocarbon-containing materials

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

Method and system for mining hydrocarbon-containing materials

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

Method and system for mining hydrocarbon-containing materials

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

Method and system for performing attitude control of tunnel exca

Mining or in situ disintegration of hard material – With separation of materials

Method and system for solution mining

Mining or in situ disintegration of hard material – Processes – Breaking down by direct contact with fluid

Method and system for winning minerals

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

Method apparatus and cartridge for non-explosive rock fragmentat