E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 33/14 (2006.01) C04B 40/06 (2006.01) C09K 8/467 (2006.01)
Patent
CA 2585066
Improved casing strings (4), and methods of using improved casing strings in subterranean cementing operations, are provided. An example of an apparatus is a pipe string comprising at least one pipe section and a delivery system (20) of an activator (36). Another example of an apparatus is a pipe string comprising at least one pipe section and a delivery system of a set retarder. An example of a method is a method of cementing in a subterranean formation. Other examples of methods are methods of cementing in a, subterranean formation comprising a well bore.
La présente invention décrit des colonnes de cuvelage (4) améliorées et des procédés d~utilisation de colonnes de cuvelage améliorées dans des opérations de cimentation souterraines. Un exemple d~appareil est une colonne de tiges comprenant au moins une section de tige et un système de débit (20) d~un activateur (36). Un autre exemple d~appareil est une colonne de tiges comprenant au moins une section de tige et un système de débit d~un retardateur. Un exemple de procédé est un procédé de cimentation dans une formation souterraine. D~autres exemples de procédés sont des procédés de cimentation dans une formation souterraine comprenant un forage.
Badalamenti Anthony M.
Blanchard Karl W.
Crowder Michael G.
Faul Ronald R.
Griffith James E.
Halliburton Energy Services Inc.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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