Swellable metal packer with porous external sleeve
AssigneeHalliburton Energy Services, Inc.
InventorsMichael Linley FRIPP, Stephen Michael GRECI, Abdel Hamid R. ABEIDOH
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Abstract
A method for forming a seal in a wellbore that includes positioning a swell packer that comprises a swellable metal sealing element in the wellbore; wherein a porous layer is disposed about the swellable metal sealing element. The method also includes exposing the swellable metal sealing element to a downhole fluid; allowing or causing to allow the swellable metal sealing element to produce particles; and accumulating the particles within a first annulus formed between the porous layer and the tubular.
Claims20
A well packer, comprising:
- a tubular;
- a swellable metal sealing element disposed about the tubular;
- and
- a porous layer disposed about the swellable metal sealing element.
A method for forming a seal in a wellbore comprising:
- positioning a swell packer comprising a swellable metal sealing element disposed about a tubular in the wellbore;
- wherein a porous layer is disposed about the swellable metal sealing element;
- exposing the swellable metal sealing element to a downhole fluid;
- allowing or causing to allow the swellable metal sealing element to produce particles;
- and
- accumulating the particles within a first annulus formed between the porous layer and the tubular.
Dependencies are inferred from the claim text.