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US2085506A
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Dust collector
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GB455787A
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Improvements in apparatus for separating dust from coal or like coarse material
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GB424825A
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Improvements relating to machines for breaking coal or other friable material
|
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GB445709A
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Improvements in the separation of dust from coal
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GB440096A
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Improvements in or relating to the discharge and treatment of slurry from the main settling tank of a coal-washing system
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GB440036A
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Improvements in methods of and apparatus for treating the water in coal washing systems
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US2084622A
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Oscillating table coal breaker
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GB427259A
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Improvements relating to washer boxes for coal and the like
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GB422865A
|
|
Improvements in the separation of coal or like dust from air
|
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GB417115A
|
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Improvements relating to machines for breaking coal or other friable material
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GB417066A
|
|
Improvements relating to machines for breaking coal or other friable material
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US2051570A
|
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Dust extraction
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GB407731A
|
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Improvements relating to apparatus for and methods of drying coal and other granularmaterials
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GB382153A
|
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Improvements relating to plant for the separation of materials from one another
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US1948184A
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Method of and apparatus for treating coal slurry
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US1960163A
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Coal washer box
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GB374457A
|
|
Improvements in methods of and apparatus for the treatment of coal slurry
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GB367170A
|
|
Improvements relating to methods of and apparatus for separating materials from one another
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|
GB354986A
|
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Improvements in methods of and apparatus for treating coal slurry
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GB342230A
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Improvements in or relating to washer boxes for coal and the like
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