Porous metal catalytic carrier was prepared with chemical treatment and sol-gel technology.
采用化学处理、溶胶-凝胶法，制备了金属多孔催化载体材料。
2
Methods Porous ceramics were used as immobilization carrier. Optimum conditions for nitrate-nitrogen removal of downflow fixed-bed bioreactor were studied.
方法采用多孔陶粒作反硝化细菌固定化载体，研究下流式固定床生物反应器的适宜脱氮条件；
3
Porous ceramics may be used as high-temperature filter, catalytic carrier, porous electrode for fuel cell, and bioceramics, etc.