PL92631B1 - - Google Patents
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- Publication number
- PL92631B1 PL92631B1 PL16807874A PL16807874A PL92631B1 PL 92631 B1 PL92631 B1 PL 92631B1 PL 16807874 A PL16807874 A PL 16807874A PL 16807874 A PL16807874 A PL 16807874A PL 92631 B1 PL92631 B1 PL 92631B1
- Authority
- PL
- Poland
- Prior art keywords
- mask
- fibers
- mask according
- filter
- bacteria
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 48
- 239000000835 fiber Substances 0.000 claims description 38
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 229920001169 thermoplastic Polymers 0.000 claims description 5
- 239000004416 thermosoftening plastic Substances 0.000 claims description 5
- -1 polyethylene terephthalate Polymers 0.000 claims description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 3
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 3
- 239000011800 void material Substances 0.000 claims description 3
- 241000894006 Bacteria Species 0.000 description 25
- 238000001914 filtration Methods 0.000 description 23
- 239000004744 fabric Substances 0.000 description 9
- 239000011230 binding agent Substances 0.000 description 7
- 230000001580 bacterial effect Effects 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920001817 Agar Polymers 0.000 description 1
- 241000191967 Staphylococcus aureus Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229920005822 acrylic binder Polymers 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 229920005594 polymer fiber Polymers 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
- Filtering Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL16807874A PL92631B1 (enrdf_load_stackoverflow) | 1974-01-12 | 1974-01-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL16807874A PL92631B1 (enrdf_load_stackoverflow) | 1974-01-12 | 1974-01-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL92631B1 true PL92631B1 (enrdf_load_stackoverflow) | 1977-04-30 |
Family
ID=19965688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL16807874A PL92631B1 (enrdf_load_stackoverflow) | 1974-01-12 | 1974-01-12 |
Country Status (1)
| Country | Link |
|---|---|
| PL (1) | PL92631B1 (enrdf_load_stackoverflow) |
-
1974
- 1974-01-12 PL PL16807874A patent/PL92631B1/pl unknown
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