GB1362045A - Methods of sewage disposal - Google Patents
Methods of sewage disposalInfo
- Publication number
- GB1362045A GB1362045A GB5594071A GB5594071A GB1362045A GB 1362045 A GB1362045 A GB 1362045A GB 5594071 A GB5594071 A GB 5594071A GB 5594071 A GB5594071 A GB 5594071A GB 1362045 A GB1362045 A GB 1362045A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tank
- fraction
- gas
- flotation
- dec
- 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
- 239000010865 sewage Substances 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 2
- 239000007789 gas Substances 0.000 abstract 4
- 238000005188 flotation Methods 0.000 abstract 2
- 239000010802 sludge Substances 0.000 abstract 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 abstract 1
- 229910019142 PO4 Inorganic materials 0.000 abstract 1
- 235000011941 Tilia x europaea Nutrition 0.000 abstract 1
- 235000011128 aluminium sulphate Nutrition 0.000 abstract 1
- 239000001164 aluminium sulphate Substances 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 abstract 1
- 239000004571 lime Substances 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 238000006213 oxygenation reaction Methods 0.000 abstract 1
- 235000021317 phosphate Nutrition 0.000 abstract 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 abstract 1
- 238000009738 saturating Methods 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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1278—Provisions for mixing or aeration of the mixed liquor
- C02F3/1289—Aeration by saturation under super-atmospheric pressure
-
- 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
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Physical Water Treatments (AREA)
- Water Treatment By Sorption (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7043345A FR2116662A5 (enExample) | 1970-12-02 | 1970-12-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1362045A true GB1362045A (en) | 1974-07-30 |
Family
ID=9065086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5594071A Expired GB1362045A (en) | 1970-12-02 | 1971-12-02 | Methods of sewage disposal |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE775870A (enExample) |
| DE (1) | DE2159366C3 (enExample) |
| FR (1) | FR2116662A5 (enExample) |
| GB (1) | GB1362045A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4267050A (en) | 1979-03-21 | 1981-05-12 | Union Carbide Corporation | High solubility gas flotation in liquid-solid separation |
| US20130140242A1 (en) * | 2010-04-15 | 2013-06-06 | Dtengenharia De Empreendimentos Ltda | Method for removing polluting substances from water streams by oxygen injection in a flotation basin |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2737609A1 (de) * | 1976-08-23 | 1978-03-02 | Mitsui Toatsu Chemicals | Verfahren zur abwasserreinigung |
| DE2800035C2 (de) * | 1978-01-02 | 1985-06-13 | Passavant-Werke AG & Co KG, 6209 Aarbergen | Verfahren und Vorrichtung zur Abwasserreinigung |
| FI790165A7 (fi) * | 1978-02-06 | 1979-08-07 | Itt | Foerfarande foer sekundaer behandling av avfallsvatten |
| DE3025653A1 (de) * | 1980-07-07 | 1982-01-28 | Wilhelm Roediger Gmbh + Co, 6450 Hanau | Belebtschlammanlage |
| DE3347525A1 (de) * | 1983-12-30 | 1985-09-05 | Bayer Ag, 5090 Leverkusen | Verfahren und vorrichtung zur flotativen abtrennung und aufkonzentrierung von biomassen und verfahren zur biologischen abwasserreinigung |
| US5411660A (en) * | 1992-11-06 | 1995-05-02 | Envirex Inc. | Apparatus for dissolving gas in liquid including pressurized bubble contactor in sidestream |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE865732C (de) * | 1940-01-24 | 1953-02-05 | Fredrik Dipl-Ing Juell | Verfahren und Vorrichtung zum Ausscheiden von festen Stoffen aus Suspensionen |
| US2684941A (en) * | 1948-12-02 | 1954-07-27 | Tno | Method and apparatus for aerating liquids |
| US3236766A (en) * | 1964-03-31 | 1966-02-22 | Hazleton Lab Inc | Sewage treatment process |
-
1970
- 1970-12-02 FR FR7043345A patent/FR2116662A5/fr not_active Expired
-
1971
- 1971-11-26 BE BE775870A patent/BE775870A/xx not_active IP Right Cessation
- 1971-11-30 DE DE2159366A patent/DE2159366C3/de not_active Expired
- 1971-12-02 GB GB5594071A patent/GB1362045A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4267050A (en) | 1979-03-21 | 1981-05-12 | Union Carbide Corporation | High solubility gas flotation in liquid-solid separation |
| US20130140242A1 (en) * | 2010-04-15 | 2013-06-06 | Dtengenharia De Empreendimentos Ltda | Method for removing polluting substances from water streams by oxygen injection in a flotation basin |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2116662A5 (enExample) | 1972-07-21 |
| BE775870A (fr) | 1972-03-16 |
| DE2159366A1 (de) | 1972-06-22 |
| DE2159366B2 (de) | 1980-05-14 |
| DE2159366C3 (de) | 1985-10-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PE20 | Patent expired after termination of 20 years |