发明授权
- 专利标题: Catalyst treatment
- 专利标题(中): 催化剂处理
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申请号: US563740申请日: 1975-03-31
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公开(公告)号: US4006168A公开(公告)日: 1977-02-01
- 发明人: Ralph O. Kerr
- 申请人: Ralph O. Kerr
- 申请人地址: TX Houston
- 专利权人: Petro-Tex Chemical Corporation
- 当前专利权人: Petro-Tex Chemical Corporation
- 当前专利权人地址: TX Houston
- 主分类号: B01J23/92
- IPC分类号: B01J23/92 ; B01J38/42 ; C07C51/31 ; C07D307/60
摘要:
Molybdenum - vanadium - oxygen oxidation catalyst for producing maleic anhydride from benzene is regenerated and stabilized by the addition of a compound of Mo, Ni, Co, Mn or U, preferably a volatile compound, to the catalyst, after a decline in activity.
公开/授权文献
- US5617662A Ornamental structure of product 公开/授权日:1997-04-08
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