发明名称 |
Sodium hydroxide treatment of field water in a biopolymer complex |
摘要 |
A method for reducing the gelation time of a biopolysaccharide which utilizes a hydroxide of an alkaline earth metal in an aqueous solution containing said biopolysaccharide wherein the mixture is afterwards complexed with a polyvalent metal ion. The resultant stable gel can be injected into a hydrocarbonaceous fluid formation for the recovery of hydrocarbonaceous fluids.
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申请公布号 |
US4667741(A) |
申请公布日期 |
1987.05.26 |
申请号 |
US19850767571 |
申请日期 |
1985.08.20 |
申请人 |
MOBIL OIL CORPORATION |
发明人 |
PHELPS, CRAIG H.;SAMPATH, KRISHNASWAMY |
分类号 |
C09K8/08;C09K8/588;C09K8/90;(IPC1-7):E21B43/22 |
主分类号 |
C09K8/08 |
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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