Universal Additive to improve Properties of Aqueous cement paste to be used for Cementing a Reservoir and Method for converting the properties of an aqueous cement paste

摘要

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.