Patents
Patents for A62B 19 - Cartridges with absorbing substances for respiratory apparatus (501)
03/1993
03/04/1993WO1993003794A1 A self-sufficient emergency breathing device
03/03/1993CN2127626Y Health magnetic mouthpiece
02/1993
02/16/1993US5186165 Filtering canister with deployable hood and mouthpiece
12/1992
12/16/1992EP0518085A1 Cartridge for a respirator
12/06/1992WO1992021408A1 Personal disposable emergency breathing system
12/02/1992EP0515870A1 Air filter cartridge with a resilient foil bag for receiving the filling
11/1992
11/14/1992WO1992020404A1 Single patient use disposable carbon dioxide absorber
11/14/1992CA2103074A1 Single patient use disposable carbon dioxide absorber
10/1992
10/27/1992US5158077 Filter container for an absorption filter and a particle filter, for direct or indirect connnection to a protective mask
04/1992
04/16/1992DE4032234A1 Gas purifying filter device - with filter bed contg. support bodies to prevent settling
02/1992
02/25/1992CA1296236C Smoke hood against smoke and hypoxy
11/1991
11/05/1991US5062874 Filter sealing apparatus
10/1991
10/01/1991US5052385 Filter container for an absorption filter and a particle filter, for direct or indirect connection to a protective mask
08/1991
08/13/1991US5038768 Breathing apparatus for training firefighters
07/1991
07/09/1991US5029578 Oxygen breathing apparatus simulator
05/1991
05/15/1991EP0426885A1 CO2 absorption means
11/1990
11/27/1990CA1276857C Decompression and toxic fume protection apparatus
10/1990
10/16/1990US4963327 Respirator masks; provide oxygen enriched filtered air
08/1990
08/01/1990EP0223808B1 Protection hood against smokes and hypoxy
05/1990
05/15/1990US4925631 Method of casting a hopcalite filter and cast ceramic fiber-hopcalite
05/08/1990CA1268685A1 Escape respirator
03/1990
03/14/1990CN2054334U Air cleaing
12/1989
12/26/1989US4889113 Hood for protecting against smoke and hypoxia
05/1989
05/23/1989US4832018 Filter case holder
05/03/1989DE3735417A1 Method for providing and disposing of bactericidal and/or fungicidal chemisorption filters for air purification equipment
04/1989
04/18/1989US4821711 Protective breathing device
02/1989
02/21/1989US4805608 Breathing apparatus
12/1988
12/28/1988CA1247495A Breathing apparatus
11/1988
11/29/1988US4787925 Gas filter canister housing assembly
11/15/1988CA1244779A1 Gas filter canister housing assembly
10/1988
10/25/1988CA1243583A1 Protective hood with co.sub.2 absorbent
08/1988
08/02/1988CA1239847A1 Emergency mask
07/1988
07/05/1988US4754751 Escape respirator
06/1988
06/23/1988DE3725282A1 Filter cartridge for respirator filters
06/01/1988EP0269589A1 Filter container for connection to a breathing protection mask
05/1988
05/24/1988CA1237116A1 Self-supporting structures containing immobilized carbon particles and method for forming same
04/1988
04/20/1988EP0263975A2 Open-cell foamed gypsum absorbents
02/1988
02/09/1988US4724242 Open cell foamed gypsum absorbents
12/1987
12/16/1987EP0249124A2 Filter casing for respirator masks
11/1987
11/26/1987DE3706670A1 Alkali cartridge for breathing apparatuses
10/1987
10/28/1987EP0242703A2 Cartridge for the regeneration of breathing air
09/1987
09/29/1987US4696687 Filters
09/29/1987US4696295 Breathing apparatus
09/23/1987EP0238463A1 A device for absorption of carbon dioxide in a breathing apparatus
06/1987
06/03/1987EP0223808A1 Protection hood against smokes and hypoxy.
05/1987
05/12/1987US4664683 Polymeric binding agent; filters
03/1987
03/18/1987EP0214222A1 Breathing bag
01/1987
01/27/1987US4639432 Oxidation catalysts
01/13/1987US4636485 Oxidation
12/1986
12/30/1986CA1215961A1 Absorbents for airbourne formaldehyde
12/10/1986EP0204630A1 Filter using granular filter material contained in a rigid recipient
12/09/1986US4627431 Protective hood with CO2 absorbent
12/04/1986WO1986006971A1 Protection hood against smokes and hypoxy
11/1986
11/18/1986US4623637 Process for producing a catalyst for oxidizing carbon monoxide and air filter produced by the process
11/12/1986EP0201468A1 A device for removing carbon dioxide from a gas mixture
10/1986
10/21/1986CA1212931A1 Oxidation catalysts
10/15/1986EP0197641A1 Decompression and toxic fume protection apparatus
09/1986
09/17/1986EP0194657A1 Protective hood with CO2 absorbent
09/16/1986US4611589 Device for regenerating respiratory breathing air
09/12/1986WO1986005105A1 Breathing bag
09/10/1986EP0194145A1 Improvements in and relating to breathing apparatus
09/10/1986EP0193861A2 Carbon monoxide breathing air filter
08/1986
08/27/1986EP0191925A2 Process for preparing a catalyst for the oxidation of carbon monoxide
06/1986
06/25/1986EP0185144A1 Platinum catalyst on a support as air purifying agent
02/1986
02/04/1986US4567889 Protective breathing aid device for diving or other operation under pressure
10/1985
10/30/1985EP0159698A2 Gas mask canister
10/30/1985EP0159697A2 Gas mask canister
10/30/1985EP0159696A2 Self-supporting structures containing immobilized carbon particles and method for forming same
10/02/1985EP0155991A1 Carbon monoxide respiratory apparatus
08/1985
08/21/1985EP0151685A1 Pt catalyst on a support as an air purification agent
08/20/1985US4536375 Purification of gases
05/1985
05/14/1985US4517111 Absorbents for airborne formaldehyde
03/1985
03/05/1985US4502876 Cartridge for use in rebreathing apparatus
12/1984
12/27/1984EP0129406A2 Breathing apparatus
08/1984
08/14/1984CA1172578A1 Gas filter container
05/1984
05/02/1984EP0107471A2 Oxidation catalysts
05/02/1984EP0107465A1 Purification of gases
12/1983
12/06/1983US4419110 Filtering toxic gases
06/1983
06/22/1983EP0081625A2 Breathing protection filter
05/1983
05/17/1983US4383956 Casting a polymer containing a leachable substance, leaching to form a porous structure
10/1982
10/12/1982US4353366 Carbon dioxide absorber
09/1982
09/21/1982US4350662 Carbon dioxide absorbent canister with breathing gas temperature and flow control
06/1982
06/15/1982US4334533 Breathing method and apparatus for simulating high altitude conditions
04/1982
04/20/1982US4325364 Training breathing apparatus
01/1982
01/05/1982CA1115679A1 Filter material and a method of making it
11/1981
11/24/1981CA1112979A1 Breathing apparatus chemical canister with dust seal
05/1981
05/05/1981CA1100294A1 Devices for treating gaseous material
09/1980
09/09/1980CA1085258A1 Hypoxia conditioning apparatus
07/1980
07/15/1980US4212846 Breathing apparatus chemical canister with dust seal
07/01/1980US4210137 Altitude conditioning method and apparatus
03/1980
03/18/1980US4193966 Underwater breathing
07/1979
07/17/1979CA1058383A1 Endothermal carbon dioxide absorption
05/1979
05/15/1979US4154796 Chemical which liberates nitrogen
05/15/1979CA1054480A1 Respiratory apparatus
01/1979
01/09/1979US4133309 Sorbent material and a respirator containing the sorbent material
09/1978
09/05/1978US4112048 Air-regeneration filter
08/1978
08/22/1978US4108172 Carbon dioxide absorption canister for use with analgesia equipment
05/1978
05/02/1978US4086923 Altitude conditioning method and apparatus
09/1977
09/06/1977US4046529 Carbon dioxide
08/1977
08/02/1977US4039620 Endothermal carbon dioxide absorption
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