发明授权
- 专利标题: Center column extension for a clarifier
- 专利标题(中): 用于澄清池的中心柱扩展
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申请号: US493942申请日: 1995-06-23
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公开(公告)号: US5534163A公开(公告)日: 1996-07-09
- 发明人: John H. Michel
- 申请人: John H. Michel
- 申请人地址: NY New York
- 专利权人: Westvaco Corporation
- 当前专利权人: Westvaco Corporation
- 当前专利权人地址: NY New York
- 主分类号: B01D21/00
- IPC分类号: B01D21/00 ; B01D21/24
摘要:
A clarifier having a center column is provided with means in the form of a center column extension which may be attached to the center column to allow repairs or maintenance to be conducted on the clarifier inlet piping without shutting down the operation of the clarifier.
公开/授权文献
- US4502970A Lubricating oil composition 公开/授权日:1985-03-05
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