发明名称 |
METHOD FOR OBTAINING SODIUM CARBONATE CRYSTALS |
摘要 |
<p>Method for producing sodium carbonate, according to which an aqueous sodium chloride solution (5) is electrolyzed in a membrane-type cell (1) from which an aqueous sodium hydroxide solution (9) is collected, and carbonated by direct contact with carbon dioxide (15) to form a slurry of crystals of a sodium carbonate (16), and the slurry or its mother liquor is evaporated (3) to collect sodium carbonate (18).</p> |
申请公布号 |
WO2006094982(A1) |
申请公布日期 |
2006.09.14 |
申请号 |
WO2006EP60524 |
申请日期 |
2006.03.07 |
申请人 |
SOLVAY (SOCIETE ANONYME);COUSTRY, FRANCIS;HANSE, MICHEL |
发明人 |
COUSTRY, FRANCIS;HANSE, MICHEL |
分类号 |
C01D7/07;C01B31/20;C01D7/24;C01F11/28;C25B1/16;C25B1/26 |
主分类号 |
C01D7/07 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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