Surgery – Respiratory method or device – Means for removing substance from respiratory gas
Patent
1986-01-24
1987-08-25
Recla, Henry J.
Surgery
Respiratory method or device
Means for removing substance from respiratory gas
12820617, 2426, A62B 710
Patent
active
046885676
ABSTRACT:
This invention relates to a gas mask used for refuge in a fire, for example. The gas mask comprises a cylindrical mask body of fire-proof soft rubber material detachably connected to goggles of transparent or semitransparent fire-proof material. A cartridge is detachably inserted into and secured to the cylindrical mask body and comprises filter layers and a pack of catalyst which is a composite of copper oxide and manganic oxide and a drying agent laminated on the catalyst.
REFERENCES:
patent: 476486 (1892-06-01), Pozdena
patent: 1443820 (1923-01-01), Hudson
patent: 3381454 (1968-05-01), Sponsel et al.
patent: 4098270 (1978-07-01), Dolby
patent: 4179274 (1979-12-01), Moon
patent: 4231118 (1980-11-01), Nakagawa
patent: 4572178 (1986-02-01), Takase et al.
patent: 4573464 (1986-03-01), Yo
Hackh's Chemical Dictionary, "Maganese", 1969, p. 406.
Kikuchi Goro
Kumazawa Takeshi
Miura Hiroshi
Recla Henry J.
Reichle Karin M.
Tensho Electric Industries Co., Ltd.
LandOfFree
Gas mask does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Gas mask, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Gas mask will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1917567