FR2485385A1 - Filtre a lit de materiaux granulaires pour le traitement des eaux, notamment de l'eau de mer et des liquides corrosifs - Google Patents
Filtre a lit de materiaux granulaires pour le traitement des eaux, notamment de l'eau de mer et des liquides corrosifs Download PDFInfo
- Publication number
- FR2485385A1 FR2485385A1 FR8014591A FR8014591A FR2485385A1 FR 2485385 A1 FR2485385 A1 FR 2485385A1 FR 8014591 A FR8014591 A FR 8014591A FR 8014591 A FR8014591 A FR 8014591A FR 2485385 A1 FR2485385 A1 FR 2485385A1
- Authority
- FR
- France
- Prior art keywords
- water
- washing
- filter
- collector
- granular materials
- 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.)
- Granted
Links
- 239000008187 granular material Substances 0.000 title claims description 16
- 239000007788 liquid Substances 0.000 title claims description 3
- 239000013535 sea water Substances 0.000 title claims description 3
- XLYOFNOQVPJJNP-PWCQTSIFSA-N Tritiated water Chemical compound [3H]O[3H] XLYOFNOQVPJJNP-PWCQTSIFSA-N 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 238000005406 washing Methods 0.000 claims description 29
- 238000001914 filtration Methods 0.000 claims description 9
- 230000000284 resting effect Effects 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000839 emulsion Substances 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000000926 separation method 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
- B01D24/02—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
- B01D24/14—Downward filtration, the container having distribution or collection headers or pervious conduits
-
- 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
- B01D24/38—Feed or discharge devices
- B01D24/42—Feed or discharge devices for discharging filtrate
-
- 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
- B01D24/4626—Construction of spray heads specially adapted for regeneration of the filter material or for filtrate discharging
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8014591A FR2485385A1 (fr) | 1980-06-27 | 1980-06-27 | Filtre a lit de materiaux granulaires pour le traitement des eaux, notamment de l'eau de mer et des liquides corrosifs |
GB8119217A GB2080694A (en) | 1980-06-27 | 1981-06-22 | A granular material filter |
JP9844581A JPS5738912A (en) | 1980-06-27 | 1981-06-26 | Filter for granular material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8014591A FR2485385A1 (fr) | 1980-06-27 | 1980-06-27 | Filtre a lit de materiaux granulaires pour le traitement des eaux, notamment de l'eau de mer et des liquides corrosifs |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2485385A1 true FR2485385A1 (fr) | 1981-12-31 |
FR2485385B1 FR2485385B1 (enrdf_load_html_response) | 1984-11-30 |
Family
ID=9243695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8014591A Granted FR2485385A1 (fr) | 1980-06-27 | 1980-06-27 | Filtre a lit de materiaux granulaires pour le traitement des eaux, notamment de l'eau de mer et des liquides corrosifs |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5738912A (enrdf_load_html_response) |
FR (1) | FR2485385A1 (enrdf_load_html_response) |
GB (1) | GB2080694A (enrdf_load_html_response) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2189712B (en) * | 1986-05-02 | 1989-11-29 | Biwater Treatment Ltd | Water filtration installations |
ITMI20062045A1 (it) * | 2006-10-24 | 2008-04-25 | Danieli Off Mecc | Dispositivo di filtrazione a sabbia |
WO2008100245A2 (en) * | 2007-02-09 | 2008-08-21 | Glr Solutions, Ltd. | A method and device for cleaning non-fixed media filters |
US20160101991A1 (en) * | 2014-10-13 | 2016-04-14 | Robert Long | Eductor circulated nutshell media water filter |
CN105498316A (zh) * | 2015-12-29 | 2016-04-20 | 太仓弘杉环保科技有限公司 | 一种多介质过滤方法及其过滤设备 |
WO2017161381A1 (en) | 2016-03-18 | 2017-09-21 | Schreiber, Llc | Improved methods for cleaning filtration system media |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB187259A (en) * | 1921-01-31 | 1922-10-26 | William Paterson | Improvements in filtering apparatus |
US2956682A (en) * | 1958-02-20 | 1960-10-18 | Du Pont | Filtering apparatus |
US3276590A (en) * | 1964-03-16 | 1966-10-04 | Zurn Ind Inc | Filter |
FR2244556A1 (en) * | 1973-09-24 | 1975-04-18 | Wabag Wasserreinigun Kretzschm | Plastic nozzle for rising water flow through filter bed - secured by stress-free, self-aligning, clamp seating |
FR2430782A1 (fr) * | 1978-07-14 | 1980-02-08 | Sulzer Ag | Filtre se rincant a contre-courant |
GB2074037A (en) * | 1980-04-03 | 1981-10-28 | Eau Claire Systems Inc L | Upflow liquid filter |
-
1980
- 1980-06-27 FR FR8014591A patent/FR2485385A1/fr active Granted
-
1981
- 1981-06-22 GB GB8119217A patent/GB2080694A/en not_active Withdrawn
- 1981-06-26 JP JP9844581A patent/JPS5738912A/ja active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB187259A (en) * | 1921-01-31 | 1922-10-26 | William Paterson | Improvements in filtering apparatus |
US2956682A (en) * | 1958-02-20 | 1960-10-18 | Du Pont | Filtering apparatus |
US3276590A (en) * | 1964-03-16 | 1966-10-04 | Zurn Ind Inc | Filter |
FR2244556A1 (en) * | 1973-09-24 | 1975-04-18 | Wabag Wasserreinigun Kretzschm | Plastic nozzle for rising water flow through filter bed - secured by stress-free, self-aligning, clamp seating |
FR2430782A1 (fr) * | 1978-07-14 | 1980-02-08 | Sulzer Ag | Filtre se rincant a contre-courant |
GB2074037A (en) * | 1980-04-03 | 1981-10-28 | Eau Claire Systems Inc L | Upflow liquid filter |
Also Published As
Publication number | Publication date |
---|---|
FR2485385B1 (enrdf_load_html_response) | 1984-11-30 |
GB2080694A (en) | 1982-02-10 |
JPS5738912A (en) | 1982-03-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |