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US 2008/0290603 A1Published application
Swellable material and method
AssigneeBaker Hughes Incorporated
InventorWALTER J. LAFLIN
Life of this patent
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Abstract
A swellable element includes a mandrel, a swellable material disposed about the mandrel and at least one cut in the swellable material and method.
Claims17
A swellable element comprising:
- a mandrel;
- a swellable material disposed about the mandrel;
- and
- at least one cut in the swellable material.
1 more element
A swellable element comprising:
- a mandrel;
- and
- a plurality of annular discs of a swellable material disposed about the mandrel.
A method for making a swellable element comprising:
- disposing a swellable material on a mandrel;
- and
- cutting the swellable material.
The method for making a swellable element as claimed in 15 wherein the disposing includes affixing.
A method for making a swellable element comprising:
- disposing a plurality of discs of a swellable material on a mandrel closely adjacent one another;
- and
- affixing at least one of the plurality of discs of swellable material to the mandrel.
Dependencies are inferred from the claim text.