C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 8/528 (2006.01) C09K 8/16 (2006.01)
Patent
CA 2175923
This invention relates to a wellbore fluid comprising a liquid dispersion of a particulate mixed divalent metal carbonate which has a generally platey crystal form, like a mixed alkaline earth metal carbonate. The present invention relates also to a method of well construction, well remediation or stimulation wherein a wellbore fluid, comprising a liquid dispersion of a particulate mixed divalent metal carbonate which has a generally platey crystal form, is employed.
Fluide de forage comprenant une dispersion liquide d'un carbonate de métal divalent, mélangé, particulaire, possédant généralement une forme de cristal de type plaque, comme un carbonate de métal alcalino-terreux mélangé. On décrit également un procédé de construction, de restauration ou de stimulation de puits dans lequel on utilise un fluide de forage comprenant une dispersion liquide d'un carbonate de métal divalent mélangé qui possède généralement une forme de cristal de type plaque.
Mehta Shreekant
Sawdon Christopher Alan
Schlumberger Canada Limited
Smart & Biggar
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