ammonia; hydrogen; catalyst obtained by prereduction from precursor whose catalytically active composition before the reduction with hydrogen comprised 13percent by weight of Cu, calculated as CuO, 28percent by weight of NI, calculated as NiO, 28percent by weight of Co, calculated as CoO and 31percent by weight of Zr, calculated as ZrO2 in water T=250°C; P=37503.8 - 225023 Torr; Autoclave; Product distribution / selectivity;
ammonia; hydrogen; catalyst precursor whose active composition comprised 50percent by weight of Ni, calculated as NiO, 18percent by weight of Cu, calculated as CuO, 2percent by weight of Mo, calculated as MoO3, and 30percent by weight or Zr, calculated as ZrO2 in water T=192°C; P=150015 Torr; 1076 h; Product distribution / selectivity;
