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US 10,287,480 B1Granted
Settable, form-filling loss circulation control compositions comprising in situ foamed non-hydraulic sorel cement systems and method of use
AssigneeSaudi Arabian Oil Company
InventorB. Raghava Reddy
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Abstract
This document relates to settable, non-hydraulic foamed cement compositions comprising nitrogen gas-generating compositions used for loss circulation control.
Claims13
A foamed cementitious composition, comprising:
- magnesium oxide (MgO);
- magnesium chloride hexahydrate (MgCl2.6H2O);
- a nitrogen gas-generating compound;
- and
- a foam surfactant.
2 more elements
Dependencies are inferred from the claim text.