发明名称 |
AMMONIUM ACTIVATION OF SEOLITES IN THE PRESENCE OF GASEOUS AMMONIA |
摘要 |
Alumina-composited zeolite catalysts are activated by contact with an aqueous ammonium solution under ammonia gas pressure such that a pH of at least about 8 is maintained in the solution. The treated zeolite may thereafter be calcined without prior ammonium-exchange to provide the zeolite in the hydrogen form. |
申请公布号 |
AU2041388(A) |
申请公布日期 |
1989.02.09 |
申请号 |
AU19880020413 |
申请日期 |
1988.08.04 |
申请人 |
MOBIL OIL CORPORATION |
发明人 |
CLARENCE DAYTON CHANG;CYNTHIA TING-WAH CHU;CAROL SANA LEE |
分类号 |
B01J29/65;B01J29/40;B01J29/70;B01J29/90;C07C1/00;C07C1/20;C07C1/24;C07C67/00;C10G3/00;C10G11/05;C10G73/38 |
主分类号 |
B01J29/65 |
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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