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GB453695A
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Apparatus for the preparation of a solution or suspension of mobile, fine-grained, or powdered materials
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GB445395A
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Process for the purification of waste liquors
|
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GB429470A
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Apparatus for the distribution or apportionment of material in a mobile fine, or powdery condition
|
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GB403436A
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Improvements in or relating to the filtration of slimes
|
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GB322798A
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Process and device for the preparation of coagulating sols
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GB212436A
|
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Apparatus for washing minerals and other substances
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GB153790A
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Improved apparatus for washing coal and the like
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