Cementitious compositions for oil well cementing applications

Wells – Processes – Cementing – plugging or consolidating

Reexamination Certificate

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C166S285000, C166S292000

Reexamination Certificate

active

11471437

ABSTRACT:
Cementitious compositions are provided that can be use in drilling oil and gas well applications. The compositions include a source of hydraulically settable cement, calcium carbonate, free lime and alkali ions, calcium sulfate and an organic component. Methods for cementing a casing and liners and for remedial operations such as plugging back and squeeze cementing are also provided.

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