Effervescent tablet, useful for medical, cosmetic, cleaning or drink preparation purposes, comprises a cover layer provided on opposite sides with openings
An effervescent tablet (I), comprises a core of effervescent material, and a cover layer which on opposite sides of the tablet is provided with openings positioned so that the tablet, whilst dissolving in a liquid, is brought into rotation. An Independent claim is also included for the preparation o...
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Sprache: | eng ; ger |
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