B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 9/00 (2006.01)
Patent
CA 2139967
A method and apparatus are provided for superpurifying crystallizable substances to a purity level of 99.999%. Included is a closed multistage system which maintains controlled transfers of material between a plurality of stages. The method and apparatus avoid the need to transfer solid crystals from one stage to another and effect efficient and very effective separation of purified crystals from their mother liquor.
Griffiths Kenneth F.
Osler Hoskin & Harcourt Llp
LandOfFree
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