C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 8/72 (2006.01) C09K 8/54 (2006.01)
Patent
CA 2574245
An acid treatment composition is provided including a corrosion inhibitor, an antisludge agent, an alpha olefin sulfonate, and an alkyl diphenyloxide sulfonic acid or derivative, in a hydrochloric acid solution. More specifically, the composition includes an acetylenic alcohol, an alkylaryl sulfonic acid, an alpha olefin sulfonate, and an alkyl diphenyloxide sulfonic acid or derivative, in a hydrochloric acid solution. A method for treating a hydrocarbon well with these acid stimulation compositions is also provided.
L'invention concerne une composition de traitement à l'acide comprenant un inhibiteur de corrosion, un agent anti-boue, un sulfonate alpha oléfine et un acide sulfonique d'alkyl diphényloxyde ou un dérivé, dans une solution d'acide chlorhydrique. Plus précisément, la composition se compose d'alcohol acétylénique, d'acide sulfonique d'alkylaryl et d'acide sulfonique d'alkyl diphenyloxide ou son dérivé, dans une solution d'acide chlorhydrique. L'invention concerne également une méthode de traitement d'un puits d'hydrocarbures au moyen de ces compositions de stimulation d'acide.
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Bj Services Company
Bj Services Company Canada
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