发明名称 |
METHOD OF IODINE EXTRACTION FROM DRILLING WATERS |
摘要 |
technology of iodine production from drilling waters. SUBSTANCE: iodine is extracted by treatment of preliminary acidified hydromineral raw with air containing ozone as an initiating agent of oxidation in the presence of iron (II) salt. Ozone concentration in air is 0.5-1.1 mg/l. Oxidation degree of method is 70-95% in combination with high selectivity of process that ensures to extract iodine from drilling waters with low concentrations of iodide. EFFECT: improved method of iodine extraction. 1 tbl, 1 ex |
申请公布号 |
RU2186721(C2) |
申请公布日期 |
2002.08.10 |
申请号 |
RU19990127138 |
申请日期 |
1999.12.20 |
申请人 |
ROSSIJSKIJ NAUCHNYJ TSENTR "PRIKLADNAJA KHIMIJA" |
发明人 |
VLASOV G.A.;BUSHINA N.D.;BURAVTSEVA G.I.;MUKHAMETSHINA L.V. |
分类号 |
C01B7/14;C01B7/09 |
主分类号 |
C01B7/14 |
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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