DK167272B1 - Filteranlaeg, der kan returskylles - Google Patents
Filteranlaeg, der kan returskylles Download PDFInfo
- Publication number
- DK167272B1 DK167272B1 DK376988A DK376988A DK167272B1 DK 167272 B1 DK167272 B1 DK 167272B1 DK 376988 A DK376988 A DK 376988A DK 376988 A DK376988 A DK 376988A DK 167272 B1 DK167272 B1 DK 167272B1
- Authority
- DK
- Denmark
- Prior art keywords
- flap
- sludge
- water
- filter system
- wave
- Prior art date
Links
- 238000001914 filtration Methods 0.000 title abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000010802 sludge Substances 0.000 claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 13
- 238000011010 flushing procedure Methods 0.000 claims description 21
- 239000008187 granular material Substances 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 238000005406 washing Methods 0.000 abstract 5
- 230000008021 deposition Effects 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 102100027340 Slit homolog 2 protein Human genes 0.000 description 1
- 101710133576 Slit homolog 2 protein Proteins 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 238000004075 wastewater filtration Methods 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
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4631—Counter-current flushing, e.g. by air
-
- 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
- B01D24/205—Downward filtration without specifications about the filter material supporting means
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Centrifugal Separators (AREA)
- Biological Treatment Of Waste Water (AREA)
- Glass Compositions (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Transplanting Machines (AREA)
- Treatment Of Sludge (AREA)
- Percussion Or Vibration Massage (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH334687 | 1987-09-01 | ||
| CH3346/87A CH672892A5 (enrdf_load_stackoverflow) | 1987-09-01 | 1987-09-01 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK376988D0 DK376988D0 (da) | 1988-07-06 |
| DK376988A DK376988A (da) | 1989-03-02 |
| DK167272B1 true DK167272B1 (da) | 1993-10-04 |
Family
ID=4253986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK376988A DK167272B1 (da) | 1987-09-01 | 1988-07-06 | Filteranlaeg, der kan returskylles |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0305606B1 (enrdf_load_stackoverflow) |
| AT (1) | ATE73002T1 (enrdf_load_stackoverflow) |
| CH (1) | CH672892A5 (enrdf_load_stackoverflow) |
| DE (1) | DE3777181D1 (enrdf_load_stackoverflow) |
| DK (1) | DK167272B1 (enrdf_load_stackoverflow) |
| ES (1) | ES2031121T3 (enrdf_load_stackoverflow) |
| NO (1) | NO171299C (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT397927B (de) * | 1992-05-27 | 1994-08-25 | Chemiefaser Lenzing Ag | Rückspülfähige filtervorrichtung zur filtration hochviskoser flüssigkeiten |
| DE4440060C1 (de) * | 1994-11-10 | 1996-03-07 | Wama Wasseraufbereitungsanlage | Rückspülbare Filteranlage |
| CN1310696C (zh) * | 2005-01-14 | 2007-04-18 | 珠海市沃特金水处理技术有限公司 | 翻板阀门及翻板滤池 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1033183B (de) * | 1952-06-16 | 1958-07-03 | Kommandit Ges Kary | Vorrichtung zum Abscheiden koernigen Filtermaterials beim Rueckspuelen von Filtern |
| US2888140A (en) * | 1958-08-08 | 1959-05-26 | Raymond E Hebert | Filter baffles |
| US4076625A (en) * | 1976-01-16 | 1978-02-28 | General Filter Company | Baffle and wash trough assembly for granular-media filters |
| GB2118452B (en) * | 1982-04-21 | 1986-06-18 | Permutit Boby Ltd | Filtration method and apparatus |
| US4478726A (en) * | 1982-10-26 | 1984-10-23 | Blue Circle Projects (Proprietary) Limited | Particulate filter backwash outlet |
-
1987
- 1987-09-01 CH CH3346/87A patent/CH672892A5/de not_active IP Right Cessation
- 1987-09-19 DE DE8787201874T patent/DE3777181D1/de not_active Expired - Lifetime
- 1987-09-19 ES ES198787201874T patent/ES2031121T3/es not_active Expired - Lifetime
- 1987-09-19 EP EP87201874A patent/EP0305606B1/de not_active Expired - Lifetime
- 1987-09-19 AT AT87201874T patent/ATE73002T1/de not_active IP Right Cessation
-
1988
- 1988-07-06 DK DK376988A patent/DK167272B1/da not_active IP Right Cessation
- 1988-08-30 NO NO883866A patent/NO171299C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ATE73002T1 (de) | 1992-03-15 |
| NO171299C (no) | 1993-02-24 |
| ES2031121T3 (es) | 1992-12-01 |
| EP0305606B1 (de) | 1992-03-04 |
| CH672892A5 (enrdf_load_stackoverflow) | 1990-01-15 |
| NO883866L (no) | 1989-03-02 |
| DK376988D0 (da) | 1988-07-06 |
| NO171299B (no) | 1992-11-16 |
| NO883866D0 (no) | 1988-08-30 |
| EP0305606A1 (de) | 1989-03-08 |
| DE3777181D1 (de) | 1992-04-09 |
| DK376988A (da) | 1989-03-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B1 | Patent granted (law 1993) | ||
| PBP | Patent lapsed |