C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 8/60 (2006.01) C04B 24/00 (2006.01) C09K 8/467 (2006.01) C09K 8/58 (2006.01) E21B 33/13 (2006.01) E21B 43/20 (2006.01) A01N 43/88 (2006.01) A01P 1/00 (2006.01)
Patent
CA 2659383
A well stimulation and or treatment fluid that includes water, other additives, and a biocide consisting of 2, 5-dimethyl-l, 3, 5-thiadiazinane-2-thione in an amount effective to inhibit bacterial growth and minimize antagonistic reactions between the biocide and other additives. Also disclosed are well injection compositions, stimulations, squeezing, waterflood, packing, cement compositions, and methods for cementing.
La présente invention se rapporte à un liquide de stimulation et/ou de traitement des puits comprenant de l'eau, d'autres additifs et un biocide constitué de 2,5-diméthyl-1,3,5-thiadiazinane-2-thione en quantité efficace pour inhiber le développement bactérien et minimiser les réactions antagonistes entre le biocide et les autres additifs. Sont également décrits des produits d'injection dans les puits, des opérations de type stimulation, compression, injection d'eau, remplissage, des produits de type ciment et des procédés de cimentation.
Aften Carl Wihelm
Monteith Geoffrey Allen
Starkey Ronald Joe
Kemira Chemicals Inc.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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