| 发明名称 |
Purification of secondary recovery waterflood liquids |
| 摘要 |
Polysaccharide gums, such as guar gum, are removed from an aqueous liquid by agglomerating the gum with a low molecular weight, water-soluble copolymer of styrene and maleic anhydride and separating the agglomerate from the aqueous liquid.
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| 申请公布号 |
US4502959(A) |
申请公布日期 |
1985.03.05 |
| 申请号 |
US19830510499 |
申请日期 |
1983.07.05 |
| 申请人 |
ATLANTIC RICHFIELD COMPANY |
发明人 |
HANSEN, GERALD D. |
| 分类号 |
C02F1/52;C02F1/54;C09K8/588;E21B43/20;E21B43/40;(IPC1-7):C02F1/56 |
主分类号 |
C02F1/52 |
| 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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