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US1091047A
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Apparatus for washing minerals.
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GB191124406A
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Improved Apparatus for Washing Coal, Ores of the Precious Metals and other Ores and Minerals.
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US1020133A
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Rotary tippler for use in discharging coal or other mineral from hutches, corves, or the like.
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US998163A
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Apparatus for washing coal.
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US988255A
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Screening and picking apparatus.
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GB191025514A
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Improvements in Rotary Tipplers for use in Discharging Coal or other Mineral from Hutches, Corves or the like.
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GB191027001A
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An Improvement in Screening or Sorting Apparatus.
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US1104481A
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Coal-conveyer.
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GB191005970A
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An Improved Apparatus for Washing Coal.
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GB191002940A
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Improvements in Coal Tipplers.
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GB190930455A
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Improvements in Coal Conveyers.
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GB190929639A
|
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Improved Apparatus for Screening, Picking and Washing Coal.
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GB190205766A
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Improvements in or connected with Outdoor Seats
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