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US1726963A
(en)
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Mining and loading machine
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US4136910A
(en)
|
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Excavating machines
|
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US1300620A
(en)
|
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Gathering mechanism for coal-loading machines.
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PL52290B1
(enrdf_load_html_response)
|
|
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SU1712599A1
(ru)
|
|
Горный комбайн
|
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GB1601048A
(en)
|
|
Crushing apparatus
|
|
US1588564A
(en)
|
|
Mining and loading apparatus
|
|
US2730346A
(en)
|
|
Reversible loop cutter type longwall miner
|
|
US3408109A
(en)
|
|
Mining machine with rocker arm controlled front pusher plate
|
|
US2689717A
(en)
|
|
Plow mining method and apparatus
|
|
US3219389A
(en)
|
|
Drive for adjustable cutting rollers
|
|
US2877999A
(en)
|
|
Continuous mining machine with vertically separable cutter carrying units
|
|
US3050295A
(en)
|
|
Mineral disintegrating head mechanism
|
|
US2935310A
(en)
|
|
Machines for cutting rooms in mines
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|
US2721067A
(en)
|
|
Material conveyor, deflector and floor scraper arrangement on continuous miner for longwall operation
|
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US3190699A
(en)
|
|
Material feeder means for continuous mining machine
|
|
SU647447A1
(ru)
|
|
Горный комбайн
|
|
US1336039A
(en)
|
|
Coal-mining machine |
|
GB2035415A
(en)
|
|
Apparatus for driving an opening as part of mining operations
|
|
SU1314048A1
(ru)
|
|
Комбайн дл проходки горизонтальных и слабонаклонных выработок смешанным забоем по углю и породе
|
|
US4063781A
(en)
|
|
Apparatus for loading material
|
|
US1790057A
(en)
|
|
Coal mining and loading machine
|
|
SU145505A1
(ru)
|
|
Комбайн дл выемки угольных забоев штреков по тонким крутопадающим пластам
|
|
SU1319898A1
(ru)
|
|
Шнекова дробилка
|
|
US1643000A
(en)
|
|
Apparatus for mining
|