Gas and liquid contact apparatus – Contact devices – Porous mass
Reexamination Certificate
2005-04-05
2005-04-05
Bushey, Scott (Department: 1724)
Gas and liquid contact apparatus
Contact devices
Porous mass
C261S112200, C261S113000, C261SDIG007, C029S896600
Reexamination Certificate
active
06874769
ABSTRACT:
A mass transfer column is provided with an external shell defining an internal region. Packing elements are positioned within the internal region of the mass transfer column. The packing elements have one or more plates formed from sheet material that has been shaped to form a plurality of corrugations on each side of the plate as a series of peaks separated by valleys. A plurality of apertures are arranged across at least a portion of the plate and a plurality of tangs extend outwardly from the surface of the plate surrounding at least some of the apertures. At least some of the outwardly extending tangs are deformed toward the plate.
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Gibson Garry M.
Hanley Brian
Holmes Timothy L.
Lantz Bernard L.
Bushey Scott
Koch-Glitsch, LP
Stinson Morrison & Hecker LLP
Wharton J. David
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