发明授权
- 专利标题: Method for preparing coal-water slurry
- 专利标题(中): 制备水煤浆的方法
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申请号: US516089申请日: 1983-07-22
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公开(公告)号: US4552568A公开(公告)日: 1985-11-12
- 发明人: Taizo Igarashi , Hisao Higuchi , Shingo Yamazaki
- 申请人: Taizo Igarashi , Hisao Higuchi , Shingo Yamazaki
- 申请人地址: JPX Tokyo
- 专利权人: Nippon Oil and Fats Co., Ltd.
- 当前专利权人: Nippon Oil and Fats Co., Ltd.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX57-129496 19820724
- 主分类号: C10L1/32
- IPC分类号: C10L1/32 ; C10L10/18
摘要:
A method for preparing a coal-water slurry is described, comprising the divided addition of dispersing agent or multi-step addition of dispersing agent during grinding in a process for preparing a coal-water slurry by the wet grinding of coal in water.
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