发明授权
US4246138A Crystalline alumino silicate-silica-alumina gel catalysts and processes for producing same 失效
结晶铝硅酸盐 - 二氧化硅 - 氧化铝凝胶催化剂及其制备方法

Crystalline alumino silicate-silica-alumina gel catalysts and processes
for producing same
摘要:
This invention relates to catalysts containing crystalline alumino-silicate zeolite, hydrothermally treated silica-alumina cogels and the employment of the same as cracking catalysts.
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