FR2169108A1 - Sewage treatment - using reverse osmosis to extract inorganic aand organic chemical cpds after biological treatment - Google Patents
Sewage treatment - using reverse osmosis to extract inorganic aand organic chemical cpds after biological treatmentInfo
- Publication number
- FR2169108A1 FR2169108A1 FR7302079A FR7302079A FR2169108A1 FR 2169108 A1 FR2169108 A1 FR 2169108A1 FR 7302079 A FR7302079 A FR 7302079A FR 7302079 A FR7302079 A FR 7302079A FR 2169108 A1 FR2169108 A1 FR 2169108A1
- Authority
- FR
- France
- Prior art keywords
- aand
- reverse osmosis
- organic chemical
- treatment
- sewage treatment
- 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
- 238000001223 reverse osmosis Methods 0.000 title 1
- 239000010865 sewage Substances 0.000 title 1
- 239000000126 substance Substances 0.000 title 1
- DJHGAFSJWGLOIV-UHFFFAOYSA-K Arsenate3- Chemical compound [O-][As]([O-])([O-])=O DJHGAFSJWGLOIV-UHFFFAOYSA-K 0.000 abstract 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 abstract 1
- 229910002651 NO3 Inorganic materials 0.000 abstract 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 abstract 1
- 229910019142 PO4 Inorganic materials 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- 229940000489 arsenate Drugs 0.000 abstract 1
- 239000012141 concentrate Substances 0.000 abstract 1
- 239000000284 extract Substances 0.000 abstract 1
- 239000003112 inhibitor Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
- 239000010452 phosphate Substances 0.000 abstract 1
- 229910021653 sulphate ion Inorganic materials 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
- B01D61/026—Reverse osmosis; Hyperfiltration comprising multiple reverse osmosis steps
Landscapes
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Electric Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722203008 DE2203008B1 (de) | 1972-01-22 | 1972-01-22 | Verfahren und vorrichtung zum aufbereiten von abwaessern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2169108A1 true FR2169108A1 (en) | 1973-09-07 |
| FR2169108B3 FR2169108B3 (https=) | 1976-01-23 |
Family
ID=5833715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7302079A Granted FR2169108A1 (en) | 1972-01-22 | 1973-01-22 | Sewage treatment - using reverse osmosis to extract inorganic aand organic chemical cpds after biological treatment |
Country Status (6)
| Country | Link |
|---|---|
| JP (2) | JPS4882660A (https=) |
| AT (1) | AT334298B (https=) |
| CH (1) | CH584165A5 (https=) |
| DE (1) | DE2203008B1 (https=) |
| FR (1) | FR2169108A1 (https=) |
| IT (1) | IT977640B (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5071159A (https=) * | 1973-10-26 | 1975-06-12 | ||
| DE2508246A1 (de) * | 1975-02-26 | 1976-09-09 | Bayer Ag | Verfahren zur entfernung wasserloeslicher ionischer verbindungen aus waessrigen loesungen mittels ultrafiltration |
| JPS5997787U (ja) * | 1982-12-17 | 1984-07-02 | 石垣 泰伸 | 原油タンク掃除用パラシユ−トミキサ− |
-
1972
- 1972-01-22 DE DE19722203008 patent/DE2203008B1/de active Pending
-
1973
- 1973-01-15 CH CH50673A patent/CH584165A5/fr not_active IP Right Cessation
- 1973-01-19 IT IT67094/73A patent/IT977640B/it active
- 1973-01-22 FR FR7302079A patent/FR2169108A1/fr active Granted
- 1973-01-22 AT AT50573*#A patent/AT334298B/de not_active IP Right Cessation
- 1973-01-22 JP JP48009395A patent/JPS4882660A/ja active Pending
-
1977
- 1977-03-09 JP JP2655777A patent/JPS52146054A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ATA50573A (de) | 1976-04-15 |
| AT334298B (de) | 1976-01-10 |
| FR2169108B3 (https=) | 1976-01-23 |
| DE2203008B1 (de) | 1973-05-17 |
| JPS4882660A (https=) | 1973-11-05 |
| JPS52146054A (en) | 1977-12-05 |
| IT977640B (it) | 1974-09-20 |
| DE2203008A1 (https=) | 1973-05-17 |
| CH584165A5 (https=) | 1977-01-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |