Method and device for producing a metal hydroxide
    3.
    发明申请
    Method and device for producing a metal hydroxide 失效
    用于生产金属氢氧化物的方法和装置

    公开(公告)号:US20050127001A1

    公开(公告)日:2005-06-16

    申请号:US10509206

    申请日:2003-03-19

    摘要: The invention concerns a method and an apparatus for producing a metal hydroxide, in particular magnesium hydroxide, from a salt solution, wherein the metal is firstly precipitated from the salt solution and the suspension produced in that way is then filtered. The object of the invention is to provide a method and an apparatus which permit simple inexpensive and rapid production of metal hydroxide, in particular magnesium hydroxide, in a high state of purity. According to the invention that is achieved in that the suspension is filtered through at least one filter (13-17) of a cross-flow filtration installation (13-17), and that a permeate produced by filtration of the suspension is fed to the cross-flow filtration installation (14-17) again.

    摘要翻译: 本发明涉及一种从盐溶液中生产金属氢氧化物,特别是氢氧化镁的方法和装置,其中首先从盐溶液中沉淀金属,然后过滤生成的悬浮液。 本发明的目的是提供一种能够以高纯度简单廉价且快速地生产金属氢氧化物,特别是氢氧化镁的方法和装置。 根据本发明,其中悬浮液通过交叉流过滤装置(13-17)的至少一个过滤器(13-17)过滤,并且通过过滤悬浮液产生的渗透物被供给到 交叉流过滤装置(14-17)。