{HEAD ~ This invention} relates to a method and {TAIL ~ apparatus} for producing sodium perborate monohydrate by dehydrating sodium perborate tetrahydrate in a fluid bed with heated air 
relates to
{ HEAD ~ This invention } relates to a method and { TAIL ~ apparatus } for producing sodium perborate monohydrate by dehydrating sodium perborate tetrahydrate in a fluid bed with heated air
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