| 发明名称 | Apparatus and method for producing catalyst, and method for producing unsaturated acid or unsaturated nitrile | ||
| 摘要 | An apparatus for producing a catalyst comprising a tank configured to prepare an aqueous mixed solution containing a Mo compound, a V compound and a Nb compound, a dryer configured to spray-dry the aqueous mixed solution, and a pipe for connecting the tank with the dryer so that the aqueous mixed solution can be supplied from the tank to the dryer, wherein a heater configured to heat the aqueous mixed solution is provided in the tank and/or the pipe, and a filter configured to filtrate the aqueous mixed solution is provided in the pipe. | ||
| 申请公布号 | US8980183(B2) | 申请公布日期 | 2015.03.17 |
| 申请号 | US201113991991 | 申请日期 | 2011.12.13 |
| 申请人 | Asahi Kasei Chemicals Corporation | 发明人 | Kato Takaaki;Endo Satoshi;Kadowaki Minoru |
| 分类号 | B01J19/00;C07C253/24;C07C253/26;B01J37/12;B01J23/00;B01J35/02;B01J37/00;B01J23/16;B01J23/20;B01J23/22;B01J23/24;B01J23/28;B01J23/54;B01J23/56;B01J23/64;B01J23/648;B01J23/652;B01J20/00;B01J20/02;B01J35/00 | 主分类号 | B01J19/00 |
| 代理机构 | Birch, Stewart, Kolasch & Birch, LLP | 代理人 | Birch, Stewart, Kolasch & Birch, LLP |
| 主权项 | 1. An apparatus for producing a catalyst, comprising a tank configured to prepare an aqueous mixed solution containing a Mo compound, a V compound and a Nb compound, a dryer configured to spray-dry the aqueous mixed solution, and a pipe for connecting the tank with the dryer so that the aqueous mixed solution can be supplied from the tank to the dryer, wherein a heater configured to heat the aqueous mixed solution is provided in the tank and/or the pipe, and a filter configured to filtrate the aqueous mixed solution is provided in the pipe. | ||
| 地址 | Tokyo JP | ||