公开(公告)号：US20140162909A1

公开(公告)日：2014-06-12

申请号：US14066125

申请日：2013-10-29

Applicant: M-I L.L.C.

Inventor： David Antony Ballard ,  Jarrod Massam

IPC: C09K8/03

CPC classification number: C09K8/032 ,  C09K8/03 ,  C09K8/32 ,  C09K2208/18

Abstract: 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.

Abstract translation: 一种配制井眼流体的方法，包括从溶液中沉淀加重剂; 并且公开了将沉淀的加重剂添加到基础流体以形成井筒流体。 还公开了含有分散剂涂覆的沉淀加重剂的配制井筒流体的流体和方法。