Liquid purification or separation – Filter – Material
Reexamination Certificate
2007-12-25
2007-12-25
Menon, Krishnan S. (Department: 1723)
Liquid purification or separation
Filter
Material
C210S504000, C210S505000, C210S506000, C210S507000, C210S508000, C162S129000, C162S146000, C162S157500, C162S175000, C162S185000, C428S316600, C428S198000, C428S035200, C442S401000, C442S361000, C442S381000, C442S389000, C426S084000, C426S077000
Reexamination Certificate
active
10937045
ABSTRACT:
A filter material has one or more plies of fiber layers, in particular for the production of filter bags and filter cones for infused beverages, the at least one fiber layer containing fibers or microcapsules having phase change material. Paraffinic hydrocarbons can be used as the phase change material.
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Bentz Martin
Meger Danny H.
Li Yi
Menon Krishnan S.
Outlast Technologies, Inc
Schoeller + Hoesch GmbH & Co. KG
Silverman Melvin K.
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