LandOfFree - US Patents - Listing for Mining or in situ disintegration of hard material,Automatic control; signaling or indicating

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Method and apparatus for automatically controlling a mining mach

Mining or in situ disintegration of hard material – Automatic control; signaling or indicating – Of tunneling apparatus having a wall temporary support

Patent

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Method and apparatus for controlling a tunneling machine

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

Patent

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Method and apparatus for controlling a tunneling machine

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

Patent

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Method and apparatus for controlling water sprays of an undergro

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

Patent

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Method and apparatus for cutting a trench through rock-like mate

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

Patent

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Method and apparatus for excavating a tunnel or gallery face

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

Patent

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Method and apparatus for increasing the efficiency of highwall m

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

Patent

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Method and apparatus for inspecting a forward end portion in a t

Mining or in situ disintegration of hard material – Automatic control; signaling or indicating – Of tunneling apparatus having a wall temporary support

Patent

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Method and apparatus for mining

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

Patent

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Method and apparatus for remote self-propelled conveying in...

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

Reexamination Certificate

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Method and apparatus for securing mining machines employed on in

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

Patent

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Method and apparatus for sensing coal-rock interface

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

Patent

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Method and apparatus for steering a mining machine cutter

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

Patent

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Method and apparatus to control tension in a trailing cable and/

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

Patent

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Method and arrangement for determining position of unmanned...

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

Reexamination Certificate

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Method and device for breaking a hard compact material

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

Patent

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Method and device for optimizing a cutting process in road...

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

Reexamination Certificate

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Method and hydraulic system for controlling supply of fluid to c

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

Patent

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Method and machine for removing blockage and silt from abandoned

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

Patent

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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

Patent

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