ES2021779B3 - Filtro contra particulas conformado en forma de media mascara - Google Patents
Filtro contra particulas conformado en forma de media mascaraInfo
- Publication number
- ES2021779B3 ES2021779B3 ES88105244T ES88105244T ES2021779B3 ES 2021779 B3 ES2021779 B3 ES 2021779B3 ES 88105244 T ES88105244 T ES 88105244T ES 88105244 T ES88105244 T ES 88105244T ES 2021779 B3 ES2021779 B3 ES 2021779B3
- Authority
- ES
- Spain
- Prior art keywords
- conformed
- half mask
- filter against
- against particles
- particles
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000002245 particle Substances 0.000 title 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B23/00—Filters for breathing-protection purposes
- A62B23/02—Filters for breathing-protection purposes for respirators
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
- A62B18/025—Halfmasks
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Pulmonology (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3711505A DE3711505A1 (de) | 1987-04-04 | 1987-04-04 | Halbmaskenfoermig ausgebildeter schwebstoffilter |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2021779B3 true ES2021779B3 (es) | 1991-11-16 |
Family
ID=6324938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES88105244T Expired - Lifetime ES2021779B3 (es) | 1987-04-04 | 1988-03-31 | Filtro contra particulas conformado en forma de media mascara |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0286016B1 (enrdf_load_stackoverflow) |
DE (2) | DE3711505A1 (enrdf_load_stackoverflow) |
ES (1) | ES2021779B3 (enrdf_load_stackoverflow) |
ZA (1) | ZA88616B (enrdf_load_stackoverflow) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8903266D0 (en) * | 1989-02-14 | 1989-04-05 | Hellberg Int Ltd | Holder for respirator |
JP4927262B2 (ja) * | 2001-03-23 | 2012-05-09 | 株式会社重松製作所 | ろ過材及び該ろ過材を用いた使い捨て式防じんマスク |
CN116096463A (zh) * | 2020-07-01 | 2023-05-09 | 耐普罗有限公司 | 带有可更换的滤芯和组件的面罩 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR546686A (fr) * | 1921-12-21 | 1922-11-21 | Filtre-air | |
US2201315A (en) * | 1936-11-13 | 1940-05-21 | American Optical Corp | Respirator |
US3014479A (en) * | 1959-05-20 | 1961-12-26 | Welsh Mfg Co | Respirator |
GB974960A (en) * | 1961-12-19 | 1964-11-11 | Ostravskokarvinsky Revir | Valveless dustproof respirator |
DE3032437C2 (de) * | 1980-08-28 | 1982-08-05 | Drägerwerk AG, 2400 Lübeck | Halbmaskenförmig ausgebildetes Staubfilter |
-
1987
- 1987-04-04 DE DE3711505A patent/DE3711505A1/de active Granted
-
1988
- 1988-01-29 ZA ZA880616A patent/ZA88616B/xx unknown
- 1988-03-31 ES ES88105244T patent/ES2021779B3/es not_active Expired - Lifetime
- 1988-03-31 EP EP88105244A patent/EP0286016B1/de not_active Expired - Lifetime
- 1988-03-31 DE DE8888105244T patent/DE3861780D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE3711505C2 (enrdf_load_stackoverflow) | 1989-10-19 |
DE3711505A1 (de) | 1988-10-20 |
EP0286016B1 (de) | 1991-02-20 |
EP0286016A1 (de) | 1988-10-12 |
DE3861780D1 (de) | 1991-03-28 |
ZA88616B (en) | 1988-08-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
MX162795A (es) | Mejoras a portador de perfume en forma de particulas pequenas | |
GB9019855D0 (en) | Depth filter media | |
EP0442206A3 (en) | Holographic filter | |
GB8629574D0 (en) | Filtering media | |
EP0488822A3 (en) | Electret filters | |
EP0448876A3 (en) | Filter cartridge | |
GB2026885B (en) | Candle deposition filter and a method for cleaning the filter | |
GB9007304D0 (en) | Filter element | |
ZA919683B (en) | Insert having a surface of carbide particles and method of making the same | |
GB2150851B (en) | Filter element and manufacture thereof | |
ES516241A0 (es) | "perfeccionamientos en los medios de filtracion en forma de un cuerpo poroso estable". | |
GB2247469B (en) | Filter cleaning | |
ZA919803B (en) | Filter element | |
ES2021779B3 (es) | Filtro contra particulas conformado en forma de media mascara | |
DE3271851D1 (en) | A filter and a process for the preparation thereof | |
GB9111026D0 (en) | Small particles | |
GB2177013B (en) | Filter media | |
EP0493856A3 (en) | Filter cartridge | |
EP0469498A3 (en) | Particle filtering halfmask | |
DE3267619D1 (en) | Symmetrical integrator and use in a filter | |
HU9201342D0 (en) | Process for the production of n-hydroxi-n-/3-/2-substituted phenyl/-prop-2-enyl/-carbamides and tiocarbamides | |
GB9015468D0 (en) | Filter | |
GB8331976D0 (en) | Filter cleansing | |
GB8604556D0 (en) | Manufacturing tobacco filter | |
GB8608443D0 (en) | Filter media |