BE448817A - - Google Patents
Info
- Publication number
- BE448817A BE448817A BE448817DA BE448817A BE 448817 A BE448817 A BE 448817A BE 448817D A BE448817D A BE 448817DA BE 448817 A BE448817 A BE 448817A
- Authority
- BE
- Belgium
- Prior art keywords
- fibers
- filter
- filters
- desc
- page number
- Prior art date
Links
- 239000000835 fiber Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 5
- 239000004744 fabric Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 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
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Filtering Materials (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE448817A true BE448817A (OSRAM) |
Family
ID=104302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE448817D BE448817A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE448817A (OSRAM) |
-
0
- BE BE448817D patent/BE448817A/fr unknown
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