NL7214905A - - Google Patents
Info
- Publication number
- NL7214905A NL7214905A NL7214905A NL7214905A NL7214905A NL 7214905 A NL7214905 A NL 7214905A NL 7214905 A NL7214905 A NL 7214905A NL 7214905 A NL7214905 A NL 7214905A NL 7214905 A NL7214905 A NL 7214905A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- 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
- B01D24/007—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection
- B01D24/008—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection arranged concentrically or coaxially
-
- 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
- B01D24/16—Upward filtration
- B01D24/165—Upward filtration the filtering material being supported by pervious surfaces
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- 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
- B01D24/386—Feed or discharge devices internal recirculation
-
- 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
- B01D24/40—Feed or discharge devices for feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/03—Processes of filtration using flocculating agents
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Filtration Of Liquid (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2159811A DE2159811C2 (en) | 1971-12-02 | 1971-12-02 | Method and device for water treatment |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7214905A true NL7214905A (en) | 1973-06-05 |
Family
ID=5826825
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7214905A NL7214905A (en) | 1971-12-02 | 1972-11-03 |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5524951B2 (en) |
AT (1) | AT330682B (en) |
BE (1) | BE792186A (en) |
CH (1) | CH550743A (en) |
DE (1) | DE2159811C2 (en) |
FR (1) | FR2161973B3 (en) |
GB (1) | GB1402928A (en) |
IT (1) | IT974675B (en) |
NL (1) | NL7214905A (en) |
SE (1) | SE403767C (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2753216A1 (en) * | 1977-11-29 | 1979-06-07 | Sick Kg Otto | PROCESS AND DEVICE FOR SEPARATING POLLUTANTS THAT SOLVED IN WASHING SOLUTIONS |
DE3030558C2 (en) * | 1980-08-13 | 1982-10-28 | Kronos Titan-Gesellschaft Mbh, 5090 Leverkusen | Apparatus for chemical conditioning of sludge |
FI70695C (en) * | 1981-12-21 | 1986-10-06 | Enso Gutzeit Oy | FOERFARANDE FOER RENING AV I SYNNERHET AVFALLSVATTEN SOM UPPSTAOR I TRAEFOERAEDLINGSINDUSTRIN |
AT378380B (en) * | 1981-12-21 | 1985-07-25 | Enso Gutzeit Oy | METHOD FOR CLEARING, IN PARTICULAR, LIQUID SUSPENSIONS RESULTING FROM PROCESSES IN THE WOODWORKING INDUSTRY |
HU188395B (en) * | 1984-01-03 | 1986-04-28 | Sasad Mtsz,Hu | Method and apparatus for purifying contaminated fluids |
DE3443033A1 (en) * | 1984-11-26 | 1986-05-28 | Günter 8000 München Schüssler | METHOD AND DEVICE FOR REGENERATION AND TREATMENT OF LIQUIDS, AS A MULTI-CHAMBER FILTER SYSTEM WITH A CONSTANT FILTER PERFORMANCE AND RECIRCULATION OF PARTIAL FLOWS BETWEEN THE INDIVIDUAL FILTER CHAMBERS, WITH AT LEAST ONE STORE AND REAK |
DE19800886A1 (en) * | 1998-01-13 | 1999-07-15 | Blaue Quellen Mineral Und Heil | Removing iron and manganese from natural mineral water |
DE19916440A1 (en) * | 1999-04-12 | 2000-10-19 | Aquadosil Wasseraufbereitung G | Potable water treatment e.g. employing limestone to reduce acidity, recycles water to fluidize bed in first vessel, maximizing transfer coefficients whilst minimizing size and cost of plant |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3171801A (en) * | 1962-10-29 | 1965-03-02 | Gen Services Company | Process for clarifying water |
-
0
- BE BE792186D patent/BE792186A/en not_active IP Right Cessation
-
1971
- 1971-12-02 DE DE2159811A patent/DE2159811C2/en not_active Expired
-
1972
- 1972-10-23 AT AT903072A patent/AT330682B/en not_active IP Right Cessation
- 1972-11-03 NL NL7214905A patent/NL7214905A/xx not_active Application Discontinuation
- 1972-11-06 GB GB5098572A patent/GB1402928A/en not_active Expired
- 1972-11-16 FR FR7240640A patent/FR2161973B3/fr not_active Expired
- 1972-11-16 CH CH1668472A patent/CH550743A/en not_active IP Right Cessation
- 1972-11-17 IT IT31773/72A patent/IT974675B/en active
- 1972-12-01 SE SE7215677A patent/SE403767C/en unknown
- 1972-12-01 JP JP11997972A patent/JPS5524951B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT974675B (en) | 1974-07-10 |
JPS5524951B2 (en) | 1980-07-02 |
DE2159811A1 (en) | 1973-06-07 |
JPS4876369A (en) | 1973-10-15 |
BE792186A (en) | 1973-03-30 |
FR2161973A1 (en) | 1973-07-13 |
AT330682B (en) | 1976-07-12 |
FR2161973B3 (en) | 1975-11-28 |
SE403767B (en) | 1978-09-04 |
DE2159811C2 (en) | 1985-11-21 |
CH550743A (en) | 1974-06-28 |
GB1402928A (en) | 1975-08-13 |
SE403767C (en) | 1985-11-14 |
ATA903072A (en) | 1975-09-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |