BE342756A - - Google Patents
Info
- Publication number
- BE342756A BE342756A BE342756DA BE342756A BE 342756 A BE342756 A BE 342756A BE 342756D A BE342756D A BE 342756DA BE 342756 A BE342756 A BE 342756A
- Authority
- BE
- Belgium
- Prior art keywords
- sand
- wall
- case
- acids
- asbestos
- Prior art date
Links
- 239000004576 sand Substances 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 8
- 150000007513 acids Chemical class 0.000 claims description 8
- 239000010425 asbestos Substances 0.000 claims description 7
- 239000002657 fibrous material Substances 0.000 claims description 7
- 229910052895 riebeckite Inorganic materials 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 5
- 229920002160 Celluloid Polymers 0.000 claims description 4
- 230000000717 retained effect Effects 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 230000002378 acidificating effect Effects 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 229920003002 synthetic resin Polymers 0.000 claims description 2
- 239000000057 synthetic resin Substances 0.000 claims description 2
- 210000002268 wool Anatomy 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 3
- 230000003213 activating effect Effects 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000011253 protective coating Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 241001633942 Dais Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/04—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls
- B01D24/06—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls the pervious walls comprising a series of louvres or slots
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
- B01D24/12—Downward filtration, the filtering material being supported by pervious surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4668—Regenerating the filtering material in the filter by moving the filtering element
- B01D24/4689—Displacement of the filtering material to a compartment of the filtering device for regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2101/00—Types of filters having loose filtering material
- B01D2101/04—Sand or gravel filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4668—Regenerating the filtering material in the filter by moving the filtering element
- B01D24/4684—Regenerating the filtering material in the filter by moving the filtering element using spray devices
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE342756A true BE342756A (enrdf_load_stackoverflow) |
Family
ID=19180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE342756D BE342756A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE342756A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0062258A1 (de) * | 1981-04-03 | 1982-10-13 | Willy Herrmann | Filtervorrichtung zum Enthärten und/oder Vollentsalzen von Wasser |
-
0
- BE BE342756D patent/BE342756A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0062258A1 (de) * | 1981-04-03 | 1982-10-13 | Willy Herrmann | Filtervorrichtung zum Enthärten und/oder Vollentsalzen von Wasser |
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