Method for testing multilayer tablets
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United States of America Patent
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Jun 4, 2013
Grant Date -
Jun 18, 2009
app pub date -
Dec 4, 2008
filing date -
Dec 14, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention is related to a method for testing multilayer tablets in a multiple rotary press, in which die holes of a circulating die plate are successively filled with tablet material of different layers in succeeding filling devices, and the tablet material is compressed one layer after the foregoing layer into pressed articles having n layers by means of synchronously circulating compression punches, and the pressed articles are subsequently ejected in an unloading station and taken out, in which in a testing procedure, pressed articles with m layers are taken out after the compression in a respective unloading station and are conveyed to a testing station, wherein applies 1<=m<=n, wherein before taking out the pressed articles, at least the m-th layer is compressed more strongly than during the normal manufacture of the multilayer tablets, wherein applies m
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