发明名称 Dispersant coated weighting agents
摘要 A method of formulating a wellbore fluid that includes precipitating a weighting agent from a solution; and adding the precipitated weighting agent to a base fluid to form a wellbore fluid is disclosed. Fluids and methods of formulating wellbore fluids that contain dispersant coated precipitated weighting agents are also disclosed.
申请公布号 AU2007294625(A1) 申请公布日期 2008.03.20
申请号 AU20070294625 申请日期 2007.06.15
申请人 M-I LLC 发明人 JARROD MASSAM
分类号 C09K8/03;C09K3/00;C09K8/02;C22B43/00 主分类号 C09K8/03
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