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US3694167A
|
|
Device for the crystallization by heat exchange of a solute in solution in a liquor
|
|
US3688901A
|
|
Method of and apparatus for sorting crystals according to size
|
|
GB1247771A
|
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Improvements in apparatus for the continuous crystallization of precipitation of at least one solute in solution in a solvent
|
|
US3518061A
|
|
Installations for crystallization of a substance in solution,especially anhydrous sodium sulfate
|
|
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|
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Spray type flash evaporator
|
|
GB721928A
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Improvements in valves
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|
DE1015652B
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Pressure fluid operated valve with tubular closure piece
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|
US2795390A
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Valve
|
|
GB687296A
|
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Process and apparatus for the anaerobic fermentation of vegetable products and more particularly for producing manure and gas
|
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US2655434A
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Apparatus for the continuous fermentation of pulverized vegetable products
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