公开(公告)号：US12006225B2

公开(公告)日：2024-06-11

申请号：US16971379

申请日：2019-02-22

申请人： Rio Tinto Alcan International Limited

发明人： Neil Hofstee ,  Alistair Gillespie ,  Tomas Mach ,  Warren Staker

IPC分类号： C01F7/473 ,  B01J20/18 ,  C01F7/145 ,  C01F7/147

CPC分类号： C01F7/473 ,  B01J20/18 ,  C01F7/145 ,  C01F7/147 ,  B01J2220/4887

摘要： A Bayer process increases oxalate removal in the red side of the Bayer process and at least substantially minimises, for example by at least substantially suppressing, precipitation of oxalates in the white side of the Bayer process.

公开(公告)号：US20210009435A1

公开(公告)日：2021-01-14

申请号：US16971379

申请日：2019-02-22

申请人： Rio Tinto Alcan International Limited

发明人： Neil Hofstee ,  Alistair Gillespie ,  Tomas Mach ,  Warren Staker

IPC分类号： C01F7/47 ,  C01F7/14 ,  B01J20/18

摘要： A Bayer process increases oxalate removal in the red side of the Bayer process and at least substantially minimises, for example by at least substantially suppressing, precipitation of oxalates in the white side of the Bayer process.