文件类型:PDF文档
文件大小:419K
The invention relates to a process for reprocessing spent catalysts comprising rare earth metals, and to a process for producing a new styrene catalyst from a spent styrene catalyst.
0下载300浏览103K
0下载259浏览471K
0下载382浏览177K
0下载452浏览395K
0下载488浏览1670K
0下载235浏览522K
0下载199浏览186K
0下载443浏览2116K
0下载171浏览105K