| 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 copper, and their use for the preparation of methacrylic acid by gas-phase catalytic oxidation.
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| 申请公布号 |
CA2142564(A1) |
申请公布日期 |
1995.08.18 |
| 申请号 |
CA19952142564 |
申请日期 |
1995.02.15 |
| 申请人 |
MARTIN, FRIEDRICH-GEORG;HIBST, HARTMUT;TENTEN, ANDREAS |
发明人 |
MARTIN, FRIEDRICH-GEORG;HIBST, HARTMUT;TENTEN, ANDREAS |
| 分类号 |
C01G1/00;B01J23/88;B01J23/885;B01J27/14;B01J27/195;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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