发明名称 |
Methods of using polysaccharide based cement additives |
摘要 |
A method of servicing a wellbore comprising introducing to the wellbore a wellbore servicing fluid comprising an additive composition comprising a polysaccharide having carboxylate and sulfonate groups. A method of servicing a wellbore comprising preparing at the well site an additive composition comprising a polysaccharide having carboxylate and sulfonate groups, introducing the additive composition into a wellbore servicing fluid, and placing the wellbore servicing fluid into a subterranean formation. A method of preparing a wellbore servicing fluid comprising contacting a polysaccharide composition with an oxidizing agent to form an oxidized polysaccharide, and contacting the oxidized polysaccharide with a sulfonating agent to form a carboxylated sulfonated polysaccharide, and contacting the carboxylated sulfonated polysaccharide with a wellbore servicing fluid.
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申请公布号 |
US8569214(B2) |
申请公布日期 |
2013.10.29 |
申请号 |
US20070755270 |
申请日期 |
2007.05.30 |
申请人 |
REDDY B. RAGHAVA;GHOSH ANINDYA;FITZGERALD RUSSELL;HALLIBURTON ENERGY SERVICES, INC. |
发明人 |
REDDY B. RAGHAVA;GHOSH ANINDYA;FITZGERALD RUSSELL |
分类号 |
C09K8/68;C08B37/00;C09K8/60;E21B33/00 |
主分类号 |
C09K8/68 |
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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