A method and a device for expanding a body under overpressure

Details A method and a device for expanding a body under overpressure A method and a device for expanding a body under overpressure

E - Fixed Constructions

21

B

E21B 33/12 (2006.01) E21B 43/12 (2006.01)

Patent

CA 2567842

A method and a device for expanding a body (10, 22) under overpressure, in which the body (10, 22) which is formed of a material (12, 24) with a considerable portion of cavities, and which is compressed when being placed in an area of overpressure, is expanded by the cavities filling with fluid.

L'invention concerne un procédé et un dispositif de gonflage d'un corps (10, 22) soumis à une surpression. Le corps (10, 22), qui est constitué d'un matériau (12, 24) dont une partie considérable est percée de cavités, et est comprimé lorsqu'il est placé dans une zone de surpression, est gonflé par le remplissage des cavités avec un liquide.

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