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Mining arrangement including angularly displaceable guide means for a mining machine
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Boat lift
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AU2022381877A1
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Tunnelling system
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EP0068004B1
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Unloading means for bulk material
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Roof supports for mine workings
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(en)
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Mine roof supports and conveyors for use in conjunction therewith
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(en)
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Extendable modular conveyor assembly
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CN208564627U
(zh)
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一种轨道式用于摆放电缆的伸缩车
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US5252006A
(en)
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Mine roof support
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(en)
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Roof supporting arrangement including cantilevered roof bar carrying extensible roof supporting cap and cutter means
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GB2051937A
(en)
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Mine roof support
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Hoist with two or more hoisting units
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PL90458B1
(env)
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AU2019369238B2
(en)
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Roof support connector
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Mechanism for controlling the elevation of a coal planer
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CN108547654B
(zh)
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便于控制放煤量的悬移放顶煤液压支架及其使用方法
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(en)
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Forward dump scraper and control means therefor
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(en)
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Hydraulic lift
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(en)
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Planer and reinforcement guide follower arrangement
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RU1794195C
(ru)
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Конвейерна установка
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US20090039695A1
(en)
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Guide frame for guiding conveyor segments in high wall mining
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GB2236788A
(en)
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Mine roof supports
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HU176298B
(en)
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Device whitch suitable for sustaining and after tightening of longwall cutter and transporter used at sloped longwall
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SU1744030A1
(ru)
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Гидравлический лифт
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(en)
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Roof support cap for mining prop means
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