| 发明名称 |
MULTIMETAL OXIDE COMPOSITIONS |
| 摘要 |
Multimetal oxide compositions having a two-phase structure and comprising molybdenum, hydrogen, one or more of the elements phosphorus, arsenic, boron, germanium and silicon, and their use for the preparation of methacrylic acid by gas-phase catalytic oxidation.
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| 申请公布号 |
CA2142563(A1) |
申请公布日期 |
1995.08.18 |
| 申请号 |
CA19952142563 |
申请日期 |
1995.02.15 |
| 申请人 |
MARTIN, FRIEDRICH-GEORG;NEUMANN, HANS-PETER;HIBST, HARTMUT |
发明人 |
MARTIN, FRIEDRICH-GEORG;NEUMANN, HANS-PETER;HIBST, HARTMUT |
| 分类号 |
C01G1/00;B01J23/887;B01J27/14;B01J27/19;B01J27/199;B01J35/00;C01G1/02;C01G39/00;C07B61/00;C07C51/25;C07C57/055;(IPC1-7):B01J23/00;C01B13/14;C07C51/235 |
主分类号 |
C01G1/00 |
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