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公开(公告)号：US2287856A
公开(公告)日：1942-06-30
申请号：US36654440
申请日：1940-11-22
Applicant: SOLVAY PROCESS CO
Inventor： BEEKHUIS JR HERMAN A , ERNEST GASKINS
IPC: C01D7/22
CPC classification number: C01D7/22
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