B - Operations – Transporting – 01 – J
Patent
B - Operations, Transporting
01
J
23/396, 23/424
B01J 15/00 (2006.01) A62B 21/00 (2006.01) B01J 8/02 (2006.01) B01J 19/00 (2006.01)
Patent
CA 1100294
ABSTRACT OF THE DISCLOSURE A device for treating gaseous material, comprising a housing, a chemical treating substance arranged in layers in said housing for reacting with a constituent of said material, screens in said housing alternating with said layers, and a conduit for conducting said material extending through said layers and having a peripheral wall which, within said substance, is formed with perforations. Such a device finds application for gas purification in closed-circuit breathing apparatus.
284045
Eckstein Wolfgang
Pantaleon-Stemberg Gerd
Dragerwerk Aktiengesellschaft
Fetherstonhaugh & Co.
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