发明名称 |
Catalysts or carriers which consist essentially of monoclinic zirconium dioxide |
摘要 |
Catalysts or carriers which consist essentially of monoclinic zirconium dioxide are prepared by pecipitation of zirconium salts with ammonia, by adding a zirconyl nitrate or zirconyl chloride solution to an aqueous ammonia solution at a decreasing pH from 14 to 6 and drying, calcining and pelletizing the product.
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申请公布号 |
US7157406(B2) |
申请公布日期 |
2007.01.02 |
申请号 |
US20040984225 |
申请日期 |
2004.11.09 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
IRGANG MATTHIAS;HESSE MICHAEL;SCHNURR WERNER |
分类号 |
B01J23/00;B01J21/06;C01G23/00;C01G25/02;C22B34/10 |
主分类号 |
B01J23/00 |
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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