we are LI JIE International Trading FZC, purchase and recycle the Spent Catalyst which from petroleum indrustry, usually, alomost all type spent catalyst we are able to collect, please let us know....
Minimize energy and raw material consumption, as well as overall environmental impact, with our leading technology and life-cycle solutions for the production of high-quality alumina from bauxite and non-bauxite raw materials. Our integrated alumina...