US 12,338,388 B2
Method of reacting CO2 by emulsifying cement and use in oilwell cementing
Ashok Santra, The Woodlands, TX (US); and Peter Boul, Houston, TX (US)
Assigned to SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed by ARAMCO SERVICES COMPANY, Houston, TX (US)
Filed on Aug. 22, 2022, as Appl. No. 17/821,436.
Prior Publication US 2024/0059954 A1, Feb. 22, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. C09K 8/48 (2006.01)
CPC C09K 8/48 (2013.01) 23 Claims
 
1. A cement emulsion composition comprising:
a continuous phase comprising:
a cement, and
water; and
a dispersed carbon dioxide phase, wherein the carbon dioxide is liquid or supercritical and dispersed in the cement emulsion composition.