Destruction process for rigid thermal insulation installed...

Details Destruction process for rigid thermal insulation installed... Destruction process for rigid thermal insulation installed...

E - Fixed Constructions

21

B

E21B 33/14 (2006.01) E21B 29/02 (2006.01) E21B 36/00 (2006.01)

Patent

CA 2296978

Procédé de destruction d'un isolant thermique rigide, en particulier obtenu par un procédé du type sol-gel, et disposé dans un espace confiné, le procédé comportant l'étape d'introduire dans l'espace confiné un liquide dissolvant afin de transformer l'isolant en une phase liquide. Le procédé s'applique notamment à la destruction d'un manchon isolant, disposé dans l'espace annulaire d'un puits pétrolier.

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