SWELLING SEAL
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United States of America Patent
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Issued Date -
Oct 21, 2010
app pub date -
Apr 16, 2010
filing date -
Apr 17, 2009
priority date (Note) -
Abandoned
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Abstract
A swelling seal comprises a swellable material configured to swell upon exposure to an activator medium, and a de-emulsifying component configured to encourage separation of at least one constituent phase from an emulsion comprising an activator medium. Once separated, the activating medium may be used to activate the swellable material to swell and establish a seal.
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