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US5616344A Apparatus and process for strengthening low density compression dosage units and product therefrom 失效
用于加强低密度压缩剂量单位及其产品的装置和方法

Apparatus and process for strengthening low density compression dosage
units and product therefrom
摘要:
The present invention is a process for forming a low density compression dosage unit to provide increased strength. The process of the present invention includes compacting under bi-level compaction pressure to provide a continuous-volume dosage unit which has a first volume defining an edge portion of the unit and a density which is greater than a density of a second volume defining a non-edge portion of the unit. The present invention also includes the product resulting from the process and apparatus used to make such units.
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