ES352270A1 - Procedimiento de lavado de filtros abiertos o gravitatoriospara la depuracion de agua. - Google Patents
Procedimiento de lavado de filtros abiertos o gravitatoriospara la depuracion de agua.Info
- Publication number
- ES352270A1 ES352270A1 ES352270A ES352270A ES352270A1 ES 352270 A1 ES352270 A1 ES 352270A1 ES 352270 A ES352270 A ES 352270A ES 352270 A ES352270 A ES 352270A ES 352270 A1 ES352270 A1 ES 352270A1
- Authority
- ES
- Spain
- Prior art keywords
- washing
- water
- filter layer
- purification
- filters
- 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
Links
- 238000005406 washing Methods 0.000 title abstract 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract 6
- 238000000034 method Methods 0.000 title abstract 3
- 238000000746 purification Methods 0.000 title abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 238000001914 filtration Methods 0.000 abstract 1
- 230000005484 gravity Effects 0.000 abstract 1
- 239000004576 sand Substances 0.000 abstract 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
- B01D24/20—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 provided in an open container
- B01D24/22—Downward filtration, the filter 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
- B01D24/4605—Regenerating the filtering material in the filter by scrapers, brushes, nozzles or the like placed on the cake-side of the stationary filtering material and only contacting the external layer
- B01D24/4621—Regenerating the filtering material in the filter by scrapers, brushes, nozzles or the like placed on the cake-side of the stationary filtering material and only contacting the external layer by nozzles acting on the cake side of the filter material, or by fluids acting in co-current direction with the feed stream
-
- 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
- B01D24/4631—Counter-current flushing, e.g. by air
- B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR100376A FR1524245A (fr) | 1967-03-28 | 1967-03-28 | Procédé de lavage de filtres ouverts ou gravitaires d'épuration d'eau et appareilpour sa mise en oeuvre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES352270A1 true ES352270A1 (es) | 1969-07-01 |
Family
ID=8627636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES352270A Expired ES352270A1 (es) | 1967-03-28 | 1968-03-21 | Procedimiento de lavado de filtros abiertos o gravitatoriospara la depuracion de agua. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3503505A (forum.php) |
| BE (1) | BE712843A (forum.php) |
| DE (1) | DE1636300B1 (forum.php) |
| ES (1) | ES352270A1 (forum.php) |
| FR (1) | FR1524245A (forum.php) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3963620A (en) * | 1974-07-26 | 1976-06-15 | Allmanna Ingenjorsbyran Ab | Purification filter for liquids |
| US4450077A (en) * | 1982-08-06 | 1984-05-22 | Envirotech Corporation | Granular media filter |
| DE3439547A1 (de) * | 1983-11-11 | 1985-05-30 | VEB Projektierung Wasserwirtschaft Stammbetrieb des Kombinates Wassertechnik und Projektierung Wasserwirtschaft, DDR 4020 Halle | Verfahren und vorrichtung zur filtration von fluessigkeiten |
| DE4101332A1 (de) * | 1991-01-18 | 1992-07-23 | Ibo W Grimmel Abwassertechnik | Vorrichtung zum reinigen von abwasser |
| EP0495403A1 (de) * | 1991-01-18 | 1992-07-22 | BIWATER IBO GmbH | Vorrichtung zum Reinigen von Abwasser |
| RU2175570C2 (ru) * | 2000-05-15 | 2001-11-10 | Рыжов Станислав Васильевич | Устройство для очистки насыпных фильтров |
| RU2174859C1 (ru) * | 2001-01-10 | 2001-10-20 | Чернявская Галина Георгиевна | Устройство для очистки насыпных фильтров |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US379349A (en) * | 1888-03-13 | Filter | ||
| US1713320A (en) * | 1928-03-23 | 1929-05-14 | Morris L Bayard | Filter-sand-cleaning machine |
| US1919565A (en) * | 1931-07-28 | 1933-07-25 | Filtration Equipment Corp | Means for cleaning sewage filter beds |
-
1967
- 1967-03-28 FR FR100376A patent/FR1524245A/fr not_active Expired
-
1968
- 1968-03-19 DE DE19681636300 patent/DE1636300B1/de active Pending
- 1968-03-21 ES ES352270A patent/ES352270A1/es not_active Expired
- 1968-03-25 US US715866A patent/US3503505A/en not_active Expired - Lifetime
- 1968-03-27 BE BE712843D patent/BE712843A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE712843A (forum.php) | 1968-07-31 |
| FR1524245A (fr) | 1968-05-10 |
| DE1636300B1 (de) | 1971-09-16 |
| US3503505A (en) | 1970-03-31 |
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