发明授权
US07789934B2 Lubricant for powder metallurgy, powdery mixture for powder metallurgy, and process for producing sinter
有权
粉末冶金用润滑剂,粉末冶金粉末混合物,烧结矿生产工艺
- 专利标题: Lubricant for powder metallurgy, powdery mixture for powder metallurgy, and process for producing sinter
- 专利标题(中): 粉末冶金用润滑剂,粉末冶金粉末混合物,烧结矿生产工艺
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申请号: US10586631申请日: 2005-01-19
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公开(公告)号: US07789934B2公开(公告)日: 2010-09-07
- 发明人: Hironori Suzuki , Kazuhisa Fujisawa , Takayasu Fujiura , Kiyoshi Horie , Masaki Kojima , Takeshi Yoshihara
- 申请人: Hironori Suzuki , Kazuhisa Fujisawa , Takayasu Fujiura , Kiyoshi Horie , Masaki Kojima , Takeshi Yoshihara
- 申请人地址: JP Kobe-shi
- 专利权人: Kabushiki Kaisha Kobe Seiko Sho
- 当前专利权人: Kabushiki Kaisha Kobe Seiko Sho
- 当前专利权人地址: JP Kobe-shi
- 代理机构: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- 优先权: JP2004-011475 20040120
- 国际申请: PCT/JP2005/000945 WO 20050119
- 国际公布: WO2005/068588 WO 20050728
- 主分类号: B22F3/12
- IPC分类号: B22F3/12
摘要:
A lubricant for powder metallurgy which includes a polyhydroxycarboxylic acid amide. The lubricant improves both flowability and lubricity, irrespective of a presence or absence of any complicated pretreatment step.