E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 43/30 (2006.01) E21B 34/06 (2006.01) E21B 41/00 (2006.01) E21B 43/12 (2006.01)
Patent
CA 2392117
A wellbore system formed in an earth formation including at least one hydrocarbon fluid reservoir, the wellbore system comprising a main wellbore and a plurality of branch wellbores, each branch wellbore extending from the main wellbore into the earth formation and providing fluid communication between said at least one hydrocarbon fluid reservoir and the main wellbore, each branch wellbore being provided with a production valve comprising anchoring means for fixedly anchoring the production valve in the branch wellbore and control means for controlling the flow rate of a stream of hydrocarbon fluid flowing from said at least one reservoir via the branch wellbore into the main wellbore.
L'invention concerne un système de forage installé dans une formation terrestre comportant au moins un réservoir de fluides hydrocarburés. Ce système de forage comprend un puits principal et une pluralité de puits secondaires s'étendant depuis le puits principal à l'intérieur de la formation terrestre et fournissant une créant une communication fluidique entre ledit réservoir de fluides hydrocarburés et le puits principal, chaque puits secondaire étant pourvu d'une soupape de production comprenant un dispositif de fixation permettant de fixer solidement ladite soupape de production dans le puits secondaire et un dispositif de commande permettant de commander le taux d'écoulement d'un flux de fluides hydrocarburés provenant dudit réservoir pour pénétrer le puits principal à travers le puits secondaire.
Shell Canada Limited
Smart & Biggar
LandOfFree
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