WO 2015/034477 A1

Cement admixture including polymers

(22) 04.09.2013

(43) 12.03.2015

(57) Systems and methods for modifying rheology of a cement slurry are described. Systems and methods may include a composition including at least one of: one or more polycarboxylate ethers (PCEs); one or more functionalized polyacrylamide copolymers; and one or more polysaccharide biopolymers (BP).

(71) Halliburton Energy Services Inc., 10200 Bellaire Boulevard, Houston, TX, 77072 (US)

(84) ARIPO (BW GH GM KE LR LS MW MZ NA RW SD SL SZ TZ UG ZM ZW), Eurasian (AM AZ BY KG KZ RU TJ TM), European (AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR), OAPI (BF BJ CF CG CI CM GA GN GQ GW KM ML MR NE SN TD TG)

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