Sealing system, method of manufacture thereof and articles comprising the same
AssigneeBaker Hughes Incorporated
InventorsOleg Antonovych Mazyar, Michael H. Johnson, Casey L. Walls
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Abstract
Disclosed herein is an apparatus for use downhole comprising an expandable component; a support member that has a selected corrosion rate; wherein the support member is disposed on the expandable component; where the support member comprises a plurality of particles fused together; the particles comprising a core comprising a first metal; and a first layer disposed upon the core; the first layer comprising a second metal; the first metal having a different corrosion potential from the second metal; the first layer comprising a third metal having a different corrosion potential from the first metal.
Claims22
An apparatus for use downhole comprising:
- an expandable component;
- a support member that has a selected corrosion rate;
- wherein the support member is disposed on the expandable component;
- where the support member comprises:
- a plurality of particles fused together;
- the particles comprising:
- a core comprising a first metal;
- and
- a first layer disposed upon the core;
- the first layer comprising a second metal;
- the first metal having a different corrosion potential from the second metal;
- the first layer comprising a third metal having a different corrosion potential from the first metal.
A method comprising:
- disposing upon a tube string, a sealing system;
- the sealing system comprising:
- an auxiliary electrode, an expandable component and a support member;
- wherein the support member comprises:
- a plurality of particles fused together;
- wherein the particles comprise:
- a core comprising a first metal;
- and
- a first layer disposed upon the core;
- the first layer comprising a second metal and a third metal;
- the first metal having a different corrosion potential from the second metal;
- introducing the tube string into a well;
- and
- dissolving the support member.
Dependencies are inferred from the claim text.