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Mining apparatus

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

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

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

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

Mining or in situ disintegration of hard material – Hard material disintegrating machines – With mine roof-supporting means
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Mining apparatus and method for an augered seam

Mining or in situ disintegration of hard material – Processes – With material-handling
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Mining apparatus for mechanized breaking-down of mineral materia

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Cutter attached to endless chain or cable
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Mining apparatus for mechinized breaking-down of mineral materia

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Cutter attached to endless chain or cable
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Mining apparatus having an improved coupling assembly

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Remote control
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Mining auger

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

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

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

Mining or in situ disintegration of hard material – Miscellaneous
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Mining bit with improved split ring retainer

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

Mining or in situ disintegration of hard material – Miscellaneous
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Mining boom linkage for separate sump and swing cutting

Mining or in situ disintegration of hard material – Hard material disintegrating machines – Cutter shiftable vertically
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Mining by insertion of cutting modules into shaft for connection

Mining or in situ disintegration of hard material – Processes – With material-handling
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Mining control system for adjusting the advance of mining tools

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

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Mining conveyor assemblies with control boxes on fence

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

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Mining cutter bit assembly

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