Method of manufacturing of sheets with varying concentrations of particles
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United States of America Patent
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Sep 23, 2014
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N/A
app pub date -
May 25, 2007
filing date -
May 25, 2006
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Abstract
An apparatus and method of manufacturing sheets with varying concentrations of particles are described. In one embodiment, a method comprises manufacturing a first sheet having a varying concentration of particles. A second sheet having a second concentration of particles and a first shape with varying thickness is provided. A third sheet having a third concentration of particles and a second shape with varying thickness is provided. The second sheet and the third sheet are merged to generate the first sheet.
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