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US 12,649,873 B1Granted
Sorel cement with a hydrophobic modifier
AssigneeHalliburton Energy Services, Inc.
InventorsShoy George, Larry Eoff, Sudhir Nimane
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Abstract
A variety of methods, systems, and compositions are disclosed, including, in one embodiment, a cement composition comprising an alkaline earth metal oxide, a soluble salt, a water-proofing agent comprising a divalent cation carbonate coated with fatty acid, and water. In other embodiments, the cement composition is introduced and allowed to set in a subterranean formation.
Claims20
A cement composition comprising:
- an alkaline earth metal oxide;
- a soluble salt;
- a water-proofing agent comprising a divalent cation carbonate coated with fatty acid;
- at least one viscosifier selected from a group consisting of xanthan, diutan, hydroxy propyl guar, carboxy methyl hydroxy propyl guar, and any combinations thereof;
- and
- water, wherein the alkaline earth metal oxide and the soluble salt form a settable cement composition.
3 more elements
A method comprising:
- introducing a cement composition comprising:
- an alkaline earth metal oxide;
- a soluble salt;
- a water-proofing agent comprising a divalent cation carbonate coated with fatty acid;
- at least one viscosifier selected from a group consisting of xanthan, diutan, hydroxy propyl guar, carboxy methyl hydroxy propyl guar, and any combinations thereof;
- and
- water;
- and
- allowing the cement composition to set in a subterranean formation, wherein the alkaline earth metal oxide and the soluble salt form a settable cement composition.
6 more elements
Dependencies are inferred from the claim text.