High strength spongy sintered metal composite sheet and production method thereof
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United States of America Patent
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Jul 23, 2002
Grant Date -
Dec 27, 2001
app pub date -
Apr 8, 1999
filing date -
Apr 8, 1998
priority date (Note) -
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Abstract
A high strength spongy sintered metal composite sheet comprising a porous spongy sintered metal layer having continuous holes, and a high strength sintered, dense metal reinforcing layer having a porosity smaller than the porosity of the spongy sintered metal layer, laminated thereon, wherein the sintered, dense metal reinforcing layer has a thickness of 0.5-30% thickness with respect to the entire high strength spongy sintered metal composite sheet.
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