公开(公告)号：US06864202B2

公开(公告)日：2005-03-08

申请号：US10282898

申请日：2002-10-29

申请人： Biswanath Sarkar ,  Ram Mohan Thakur ,  Nagesh Samant ,  Mohan Kuvettu Prabhu ,  Ravichandran Gopal ,  Mitra Bhanu Patel ,  Sanjay Kumar Ray ,  Krishnan Venkatachalam ,  Satish Makhija ,  Sobhan Ghosh

发明人： Biswanath Sarkar ,  Ram Mohan Thakur ,  Nagesh Samant ,  Mohan Kuvettu Prabhu ,  Ravichandran Gopal ,  Mitra Bhanu Patel ,  Sanjay Kumar Ray ,  Krishnan Venkatachalam ,  Satish Makhija ,  Sobhan Ghosh

IPC分类号： B01J29/06 ,  B01J37/00 ,  B01J29/08

CPC分类号： B01J29/06 ,  B01J37/0009 ,  B01J2229/42

摘要： The present invention relates to an improved process for obtaining sodium silicate alkali solution depleted of sodium salt and enriched in silica from a mother liquor recovered after isolation of molecular sieves and more particularly, the present invention relates to a process for recycling mother liquor obtained after the isolation of molecular sieves for the preparation of fresh molecular sieves or as a binder for producing Fluid Catalytic Cracking (FCC) catalyst.

摘要翻译： 本发明涉及一种用于从分离筛分离后回收的母液中获得不含钠盐并富集二氧化硅的硅酸钠碱溶液的改进方法，更具体地说，本发明涉及一种在 隔离用于制备新鲜分子筛的分子筛或用作制备流体催化裂化（FCC）催化剂的粘合剂。