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US1726963A
(en)
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Mining and loading machine
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(en)
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Excavating machines
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(en)
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Gathering mechanism for coal-loading machines.
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PL52290B1
(cs)
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GB1601048A
(en)
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Crushing apparatus
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(en)
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Mining and loading apparatus
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|
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(en)
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Reversible loop cutter type longwall miner
|
|
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(en)
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Plow mining method and apparatus
|
|
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(en)
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Drive for adjustable cutting rollers
|
|
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(en)
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Continuous mining machine with vertically separable cutter carrying units
|
|
US2935310A
(en)
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Machines for cutting rooms in mines
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SU1265318A1
(ru)
|
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Проходческий комбайн
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US2721067A
(en)
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|
Material conveyor, deflector and floor scraper arrangement on continuous miner for longwall operation
|
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US2407448A
(en)
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Mining machine
|
|
US3190699A
(en)
|
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Material feeder means for continuous mining machine
|
|
US1836250A
(en)
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Mining apparatus
|
|
SU647447A1
(ru)
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Горный комбайн
|
|
US1336039A
(en)
|
|
Coal-mining machine |
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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)
|
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Комбайн дл выемки угольных забоев штреков по тонким крутопадающим пластам
|
|
SU77200A1
(ru)
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Черпачно-колесна машина дл подземной добычи углей
|
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SU1319898A1
(ru)
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Шнекова дробилка
|