<p>The present invention provides universal well cement additives and methods. The universal well cement additives improve the properties of a well cement slurry and can be comprised of iron chloride, a dispersing agent, an organic acid, a hydratable polymer and an ultra-fine particulate hydraulic cement.</p>
申请公布号
EP1051368(A1)
申请公布日期
2000.11.15
申请号
EP19990902663
申请日期
1999.01.25
申请人
HALLIBURTON ENERGY SERVICES, INC.;ATLANTIC RICHFIELD COMPANY
