发明名称 |
RETARDING AGENTS FOR PREPARING PURIFIED BRINE |
摘要 |
The invention relates to a process to produce brine of improved purity by dissolving salt that is contaminated with a calcium sulfate source in the presence of a mixture of at least one low and at least one high molecular weight retarding agent.
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申请公布号 |
CA2426356(A1) |
申请公布日期 |
2002.12.27 |
申请号 |
CA20022426356 |
申请日期 |
2002.05.06 |
申请人 |
AKZO NOBEL N.V. |
发明人 |
DEMMER, RENE LODEWIJK MARIA;MAYER, MATEO JOZEF JACQUES |
分类号 |
C01D3/08;C01D3/14;(IPC1-7):C01D3/08 |
主分类号 |
C01D3/08 |
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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