C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 8/40 (2006.01) E21B 43/25 (2006.01)
Patent
CA 2532146
Methods and compositions are provided for treating fluids, especially spacer fluids and cement compositions as well as drilling, completion and stimulation fluids including, but not limited to, drilling muds, well cleanup fluids, workover fluids, conformance fluids, gravel pack fluids, acidizing fluids, fracturing fluids and the like for introduction into a subterranean zone penetrated by a wellbore, wherein the treating fluid comprises zeolite and a carrier fluid. The treating fluid may additionally include one or more of a viscosifier, organic polymer, dispersants, surfactants and weighting materials.
L'invention concerne des procédés et des compositions permettant de traiter des fluides, notamment, des fluides de régleur d'écartement et des compositions de ciment, ainsi que des fluides de forage, d'exploitation et de stimulation, en particulier mais non spécifiquement, des boues de forage, des fluides de nettoyage de puits, des fluides de reconditionnement, des fluides de conformité, des fluides de massif de gravier, des fluides acidifiants, des fluides de fracturation et similaire, de manière à les introduire dans une zone souterraine pénétrée par un puits de forage, ledit fluide de traitement contenant de la zéolite et un fluide porteur. Ce fluide de traitement peut également contenir un améliorant de l'indice de viscosité et/ou un polymère organique et/ou des dispersants et/ou des agents de surface et/ou des produits alourdissants.
Dealy Sears T.
Luke Karen
Halliburton Energy Services Inc.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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