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US3114677A
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Fermentation apparatus
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GB683501A
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A method and installation for continuous rearing of yeast
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GB509745A
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Improved process and apparatus for the cultivation of yeast by the aeration process
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US2244902A
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Process for the automatic cultivation of yeast
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DE733598C
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Process for increasing the ability of growing yeast to multiply
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GB411611A
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An improved process for producing yeast and spirit from sugarcontaining liquids, more particularly molasses
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US1920719A
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Aerating device
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GB376645A
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Improvements relating to aerating means
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US1959554A
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Apparatus for aerating fermenting liquids
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GB340644A
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Improvements relating to the aeration of fermenting liquids
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US1792450A
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Process and appliance for fermenting sacchariferous liquids
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DE437935C
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Device for the production of ivory-like grained rods and tubes from celluloid, artificial horn and similar plastic materials
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DE476748C
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Kneading device for continuously operating extrusion presses for processing artificial horn or similar plastic masses
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