WO 2021/045789 A1

A method to control gelation of cement kiln dust

(22) 10.09.2019

(43) 11.03.2021

(57) A wellbore servicing composition comprising: cement kiln dust (CKD), an organic acid, and water. A method of servicing a wellbore penetrating a subterranean formation, comprising: placing a wellbore servicing composition into the wellbore, wherein the wellbore servicing composition comprises CKD, an organic acid, and water. A method of servicing a wellbore with annular space between a wellbore wall and casing disposed therein, wherein a first fluid is present in at least a portion of the annular space, comprising placing a second fluid into at least a portion of the annular space and displacing at least a portion of the first fluid from the annular space, and placing a third fluid into at least a portion of the annular space and displacing at least a portion of the second fluid from the annular space, wherein the second fluid, the third fluid, or both comprise CKD, an organic acid, and water.

(71) Halliburton Energy Services, Inc., 3000 N. Sam Houston Parkway E., Houston, Texas 77032-3219 (US)

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