Well treatment device, method, and system

Details Well treatment device, method, and system Well treatment device, method, and system

E - Fixed Constructions

21

B

E21B 33/124 (2006.01) E21B 23/00 (2006.01) E21B 23/06 (2006.01) E21B 33/126 (2006.01) E21B 33/129 (2006.01) E21B 43/25 (2006.01)

Patent

CA 2623100

System, devices, and methods are described relating to the treatment (e.g., perforating, fracturing, foam stimulation, acid treatment, cement treatment, etc.) of well-bores (e.g., cased oil and/or gas wells). In at least one example, a method is provided for treatment of a region in a well, the method comprising: positioning, in a well-bore, a packer above the region of the well- bore, fixing, below the region, an expansion packer, treating the region, the treatment fixing the packer, moving the expansion packer, and moving the packer after the moving of the expansion packer.

L'invention concerne un système, des dispositifs et des procédés de traitement (p. ex. perforation, fracturation, stimulation avec de la mousse, traitement à l'acide, traitement au ciment, etc.) de puits (p. ex. puits de pétrole et/ou de gaz tubés). Dans au moins un exemple, on décrit un procédé de traitement d'une zone dans un puits, qui consiste à: placer, dans un puits de forage, un packer au-dessus de la zone du puits de forage; fixer, sous ladite zone, un packer de dilatation, traiter la zone pour fixer le packer, déplacer le packer de dilatation, et déplacer le packer après déplacement du packer de dilatation.

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