The operation cycle of the catalyst used in conversion at lowtemperature is critical to the direct economic returns of the enterprises which produce synthetic ammonia.
中温变化催化剂运行的周期长短,是关系到合成氨生产企业直接经济效益的关键因素。
2
The sulfur tolerance of Type B204 catalyst for the lowtemperature shift conversion of carbon monoxide was studied.