E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 7/04 (2006.01) E21B 7/00 (2006.01) E21B 43/00 (2006.01) E21B 43/11 (2006.01)
Patent
CA 2652159
A method of drilling a wellbore useful for the recovery of hydrocarbons from a subsurface reservoir, penetrated by one or more wellbores previously injected with steam, comprises drilling a wellbore having a substantially horizontal productive portion lying within the subsurface reservoir.
La présente invention concerne un procédé de forage d'un trou de forage utile pour la récupération d'hydrocarbures à partir d'un réservoir souterrain, pénétré par un ou des trous de forage précédemment injectés avec de la vapeur, comprenant le forage d'un trou de forage présentant une partie de production sensiblement horizontale se trouvant dans le réservoir souterrain.
Dillett Peter M.
Perri Pat R.
Chevron U.s.a. Inc.
Sim & Mcburney
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