| 摘要 |
FIELD: catalyst preparation methods. ^ SUBSTANCE: invention proposes combination of protective layer against chlorine compounds and copper-containing catalyst bed. Protective layer is formed from molded members prepared from particles of led carbonate and/or basic led carbonate with weight-average particle size less than 10 mum. Catalytic reaction in presence of above-defined combination is also described. ^ EFFECT: prevented deactivation of copper-containing catalyst operated with process gas containing chlorine compounds. ^ 11 cl, 3 tbl, 7 ex |
