| 发明名称 |
PROCESS FOR PREPARATION OF MALEIC ANHYDRIDE |
| 摘要 |
PURPOSE:Maleic anhydride is prepared in high yield by the gas-phase oxidation of >= 4C unsaturated hydrocarbons in the presence of a compound containing particular elements as catalysts. |
| 申请公布号 |
JPS5214719(A) |
申请公布日期 |
1977.02.03 |
| 申请号 |
JP19750090205 |
申请日期 |
1975.07.25 |
| 申请人 |
MITSUBISHI CHEM IND |
发明人 |
OOTAKI TADAAKI;HATANO MASAKATSU;MURAYAMA MASAYOSHI |
| 分类号 |
C07D307/60;B01J27/00;B01J27/18;C07B61/00 |
主分类号 |
C07D307/60 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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