发明授权
US1192942A Fuel made from anthracite-coal refuse and process of making same. 失效
燃料由硫酸盐 - 煤炭废物和制造过程制成。

  • 专利标题: Fuel made from anthracite-coal refuse and process of making same.
  • 专利标题(中): 燃料由硫酸盐 - 煤炭废物和制造过程制成。
  • 申请号: US1909515746
    申请日: 1909-09-02
  • 公开(公告)号: US1192942A
    公开(公告)日: 1916-08-01
  • 发明人: SCHMIDT ANDREW
  • 申请人: SCHMIDT ANDREW
  • 专利权人: Andrew Schmidt
  • 当前专利权人: Andrew Schmidt
  • 优先权: US1909515746 1909-09-02
Fuel made from anthracite-coal refuse and process of making same.
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