发明名称 |
Metal powder composition for use in selective laser sintering |
摘要 |
A three-dimensional object of a desired shape is made by irradiating an optical beam on a metal powder layer to form a sintered layer and by laminating such sintered layer one above another. A metal powder composition for use in making such a three-dimensional object includes an iron-based powder material, a nickel and/or nickel alloy powder material, a copper and/or copper alloy powder material, and a graphite powder material. The graphite powder material acts to enhance the wettability during melting and to reduce microcracks during solidification.
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申请公布号 |
US2004182201(A1) |
申请公布日期 |
2004.09.23 |
申请号 |
US20040780576 |
申请日期 |
2004.02.19 |
申请人 |
MATSUSHITA ELECTRIC WORKS, LTD., |
发明人 |
FUWA ISAO;YOSHIDA NORIO;UENAGA SHUSHI;IWANAGA TOSHIHARU;HIGASHI YOSHIKAZU;TOGEYAMA HIROHIKO;ABE SATOSHI;TAKENAMI MASATAKA;SHIMIZU TAKASHI |
分类号 |
B22F1/00;(IPC1-7):C22C1/05 |
主分类号 |
B22F1/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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