B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
B65D 81/34 (2006.01) B65D 81/00 (2006.01)
Patent
CA 2058095
ABSTRACT Title: Filter cartridge This invention relates to a filter cartridge of which the top and bottom are covered with filter paper, the space so formed containing a granular extractable material and the gas in the filter cartridge substantially consisting of CO2.
Peters Antonius J. M.
Vroonland Christoffel A. J.
Goudreau Gage Dubuc
Peters Antonius J. M.
Vroonland Christoffel A. J.
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