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US 6,537,350 B2Granted
HEPA filter encapsulation
AssigneeThe Regents of the University of California
InventorsDianne D. Gates-Anderson, Scott D. Kidd, John S. Bowers, Ronald W. Attebery
Life of this patent
Estimating the term…
Abstract
A low viscosity resin is delivered into a spent HEPA filter or other waste. The resin is introduced into the filter or other waste using a vacuum to assist in the mass transfer of the resin through the filter media or other waste.
Claims6
A method of preparing a HEPA filter comprising the steps of:
- applying a vacuum to said HEPA filter, and
- introducing a resin to said HEPA filter while said HEPA filter is in said vacuum.
Dependencies are inferred from the claim text.