发明授权
US4242177A Method for oxidizing malodorous sulfur compounds in kraft cooking liquor
失效
氧化硫酸盐蒸煮液中恶臭硫化合物的方法
- 专利标题: Method for oxidizing malodorous sulfur compounds in kraft cooking liquor
- 专利标题(中): 氧化硫酸盐蒸煮液中恶臭硫化合物的方法
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申请号: US932198申请日: 1978-08-09
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公开(公告)号: US4242177A公开(公告)日: 1980-12-30
- 发明人: Masayuki Suzuki , Nobuo Onuma , Fumihiko Ishizuka , Shinichi Hara , Akira Osawa , Akira Fukuzawa
- 申请人: Masayuki Suzuki , Nobuo Onuma , Fumihiko Ishizuka , Shinichi Hara , Akira Osawa , Akira Fukuzawa
- 申请人地址: JPX Tokyo JPX Tokyo
- 专利权人: Mitsubishi Paper Mills, Ltd.,Mitsubishi Heavy Industries, Ltd.
- 当前专利权人: Mitsubishi Paper Mills, Ltd.,Mitsubishi Heavy Industries, Ltd.
- 当前专利权人地址: JPX Tokyo JPX Tokyo
- 优先权: JPX51-38917 19760407
- 主分类号: D21C3/00
- IPC分类号: D21C3/00 ; B01D53/48 ; D21C11/00 ; D21C11/04 ; D21C11/06 ; D21C3/02 ; D21C11/08
摘要:
A method for oxidizing and removing remaining sodium sulfide as well as generated sulfur compounds by introducing oxygen into cooking liquor at high temperature and high pressure in the end stage of kraft cooking.
公开/授权文献
- USPP10817P Spathiphyllum plant named `Sweet Pablo` 公开/授权日:1999-03-02
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