Patents
Sitemap › A62 - Life-saving; Fire-fighting › A62B - Devices, apparatus or methods for life-saving › A62B 23 - Filters for breathing-protection purposes
Patents for A62B 23 - Filters for breathing-protection purposes (3,172)
08/2010
08/04/2010CN101791153A Personal inhalation filter
07/2010
07/28/2010CN101790404A A disposable respirator
07/22/2010DE202009010806U1 Schutzmaske Protective mask
07/21/2010CN201529333U Device for filtering dust by adopting nuclear pore film
07/15/2010WO2010080251A1 Filter element utilizing shaped particle-containing nonwoven web
07/15/2010CA2747632A1 Filter element utilizing shaped particle-containing nonwoven web
07/14/2010EP2205321A2 Filtering face-piece respirator having nose clip molded into the mask body
07/14/2010CN201524333U Ventilating nose ball with support frame
07/14/2010CN1864766B Postpositioned duplex self-absorptive filter face mask capable of connecting with a self-rescuing respirator
07/13/2010CA2567004C Adsorptive filtering material having biological and chemical protective function and use thereof
07/08/2010WO2010078500A1 Holder for a nasal breathing air filtration device or dilation device
07/07/2010CN201519391U Device capable of being placed into nasal cavity to block dust
07/06/2010US7748380 Combined air-supplying/air-purifying system
07/01/2010WO2010074909A1 Compact multigas filter
07/01/2010US20100163047 Protective cover for respiratory device
07/01/2010CA2747782A1 Compact multigas filter
06/2010
06/30/2010EP2200706A1 Respirator having dynamic support structure and pleated filtering structure
06/30/2010EP2200704A1 Filtering face-piece respirator having buckles integral to the mask body support structure
06/30/2010EP2200703A1 Filtering face-piece respirator having a frame for supporting the exhalation valve
06/30/2010CN201516248U Novel dustproof nose mask
06/30/2010CN101765444A Respirator having a harness and methods of making and fitting the same
06/24/2010WO2010071739A1 Shaped layered particle-containing nonwoven web
06/24/2010WO2010070495A1 Respiratory interface device with filtration medium
06/24/2010US20100154804 Expandable face mask with engageable stiffening element
06/24/2010CA2747388A1 Shaped layered particle-containing nonwoven web
06/23/2010CN1681561B Filter element that has a thermo-formed housing around filter material
06/22/2010CA2601906C Internal nasal dilator filter
06/22/2010CA2510253C Biohazard mask suitable for civilians
06/17/2010US20100147307 Nasal cavity filter
06/16/2010CN101743040A Nasal cavity filter
06/16/2010CN101732808A Suction pipe type water quality air purifier
06/10/2010WO2010064862A2 Mask
06/09/2010CN1819857B Built-in nose filter
06/09/2010CN101721778A Invisible filter for naris
06/09/2010CN101721777A Multifunction invisible rhinobyon
06/03/2010WO2010062721A1 Activated carbon systems for facilitating use or treatment with dimethyl sulfoxide (dmso)
06/03/2010CA2742397A1 Activated carbon systems for facilitating use or treatment with dimethyl sulfoxide (dmso)
06/02/2010EP2191736A2 Wearable protective device
06/02/2010EP1359991B1 Combination filter/cartridge assembly
05/2010
05/27/2010US20100126510 Stiffened filter mask
05/26/2010CN201482020U Invisible dust-proof nasal plug
05/26/2010CN201482019U Device for cleaning air inside nostrils
05/26/2010CN201482018U Dustproof and energy-saving nose plug
05/26/2010CN201482017U Filtering nasal tube
05/26/2010CN201482016U Nitrogen oxide protective tank
05/26/2010CN201482015U Respiratory filter
05/26/2010CN201482013U Novel breathing device capable of eliminating respiration waste gas
05/26/2010CN1711117B Breathing protective device
05/19/2010CN201469930U Anti-bacteria nasal plug
05/12/2010CN201453873U Nasal stopper type breath purification device
05/12/2010CN201453872U Disposable nasal cavity air filter
05/12/2010CN101703828A Filter cartridge of disposable mask and mask thereof
05/06/2010US20100108071 Apparatuses to filter air
05/05/2010CN1774282B Flat-foldable face-mask and process of making same
05/05/2010CN1655849B Nose mask
05/05/2010CN101700426A Air filter for breathing and filter element thereof
04/2010
04/28/2010EP2178406A2 Strap fastening system for a disposable respirator providing improved donning
04/28/2010CN1593691B Disposable dust mask
04/22/2010US20100095967 Flat-folded personal respiratory protection devices
04/15/2010WO2010040368A1 Breathing protection mask
04/14/2010CN1852750B 个人空气净化器 Personal air purifier
04/07/2010CN101690843A Nano/micron invisible nasal mask and production process and dedicated wearing device thereof
03/2010
03/31/2010CN201431720Y Disposable filtering sticker for nasal cavity breath
03/31/2010CN201431719Y Invisible nasal obstruction
03/31/2010CN101686735A Molded respirator comprising meltblown fiber web with staple fibers
03/30/2010US7686018 Face mask for the protection against biological agents
03/25/2010US20100071699 Air filtration apparatus and method
03/25/2010US20100071504 Connector apparatus and method for joining objects
03/24/2010EP2164576A1 Respirator having a harness and methods of making and fitting the same
03/24/2010CN201426925Y Insertion type nasal breathing air purifier
03/17/2010EP2162028A1 Molded respirator comprising meltblown fiber web with staple fibers
03/17/2010CN201423096Y Invisible mask
03/11/2010US20100058925 Capture of toxins and environmental contaminants
03/10/2010CN201418963Y Concealed air and dust filter inside nasal cavity
03/10/2010CN201418962Y Built-in nasal mask for rhinitis treatment
03/10/2010CN201418961Y Respiration nose stopper
03/10/2010CN101668564A Maintenance-free flat-fold respirator that includes a graspable tab
03/04/2010WO2010023370A1 Multilayer composition for a breathing mask
03/04/2010CA2734824A1 Multilayer composition for a breathing mask
03/03/2010EP2158006A1 Breathing means
03/03/2010CN201415011Y Nose ball
03/03/2010CN201415010Y Nasal air purifier
03/03/2010CN201415009Y Nostril dirt filter
03/03/2010CN100592878C Face mask for the protection against biological agents
03/02/2010US7669438 recovering nitrous oxide and volatile halocarbon gas components from waste anesthetic gases by compression and cooling to either condense them into a removable liquid condensate or solidify them onto the cooling coil surfaces of a heat exchanger/condenser for reuse; air pollution control; efficiency
02/2010
02/25/2010US20100043799 Air filter for endonasal use
02/24/2010EP1768751B1 Filter medium for biohazard mask
02/24/2010CN201410244Y Disposal concealed dust proof nasal plug
02/18/2010WO2010018855A1 Drug sustained release agent, adsorbent, functional food, mask, and adsorptive sheet
02/18/2010WO2010017633A1 Use of nitric oxide
02/17/2010CN201404611Y Nose shield
02/11/2010US20100031962 Detachable Disposable Mask and a Disposable Mask Body Thereof
02/10/2010EP2150317A1 Nasal cavity filter
02/02/2010US7654260 Protective helmet for air extraction from snow
01/2010
01/28/2010US20100018533 Novel Device
01/28/2010US20100018532 Filter Pouch for Containing Aerosol Spray of a Cough
01/26/2010US7650885 Mouthpiece and mask for ventilation assistance and connector for joining objects
01/19/2010US7647927 Self-contained breathing system
01/13/2010EP2142261A1 Maintenance-free flat-fold respirator that includes a graspable tab
01/13/2010EP1499394B1 Portable oxygen concentration system
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