MIXED POWDER HIGH-DENSITY MOLDING METHOD AND MIXED POWDER HIGH-DENSITY MOLDING SYSTEM
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United States of America Patent
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Issued Date -
Nov 14, 2013
app pub date -
Nov 4, 2011
filing date -
Nov 4, 2010
priority date (Note) -
Abandoned
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Abstract
A first die is filled with a mixed powder that includes a lubricant powder, and a first pressure is applied to the mixed powder in the first die to form a mixed powder intermediate compressed body. The mixed powder intermediate compressed body is heated to the melting point of the lubricant powder, and the heated mixed powder intermediate compressed body is placed in a second die that has been pre-heated to the melting point of the lubricant powder. A second pressure is applied to the mixed powder intermediate compressed body in the second die to form a high-density mixed powder final compressed body.
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