GB537819A
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Improved process and apparatus for the electrostatic separation of particles having different electrical susceptibility
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GB320621A
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Improvements in or relating to apparatus for dry milling of coal and its byproducts
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GB307526A
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Improvements in or relating to a process and apparatus for the dry separation of masses of materials
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GB297876A
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Improvements in or relating to the separation of dry materials
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GB298527A
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An air supply for a plurality of pneumatic separators or the like
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GB298497A
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Improvements in or relating to pneumatic separators and cleaners
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GB293472A
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Process and apparatus for separating, cleaning and grading all kinds of nuts, cereals, and legumes
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GB233940A
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Process and apparatus for dry separation of the elements composing a mass
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GB232470A
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Improvements in or relating to apparatus for the separation of dry materials
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GB207094A
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A process and apparatus for the separation of dry materials
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AU1306914B
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Improvements in processes of and apparatus for sizing 1 or classifying comminuted material
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