A lost circulation material and method for well treatment employing the material that is effective at sealing or plugging fractured zones and has utility over a wide range of temperatures, including high temperatures. The lost circulation material includes particulate material to quickly de-fluidize the fluid formulation, fibrous material to suspend particles in the slurrified form of the composition and increase the shear strength of the resultant seal, and non-Portland cement material for increasing the compressive strength.
申请公布号
EP2961810(A4)
申请公布日期
2016.10.26
申请号
EP20130876691
申请日期
2013.03.01
申请人
HALLIBURTON ENERGY SERVICES, INC.
发明人
MILLER, MATTHEW, L.;WHITFILL, DONALD, L.;SCORSONE, JASON, T.