SE436421B - Forfarande for automatiskt reglerbar avgiftning av nitritjonhaltiga avloppsvatten - Google Patents
Forfarande for automatiskt reglerbar avgiftning av nitritjonhaltiga avloppsvattenInfo
- Publication number
- SE436421B SE436421B SE7910008A SE7910008A SE436421B SE 436421 B SE436421 B SE 436421B SE 7910008 A SE7910008 A SE 7910008A SE 7910008 A SE7910008 A SE 7910008A SE 436421 B SE436421 B SE 436421B
- Authority
- SE
- Sweden
- Prior art keywords
- hydrogen peroxide
- addition
- value
- added
- waste water
- Prior art date
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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/903—Nitrogenous
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)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Detergent Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2852475A DE2852475C2 (de) | 1978-12-05 | 1978-12-05 | Verfahren zur automatisch steuerbaren Entgiftung von Nitritionen enthaltenden Abwässern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7910008L SE7910008L (sv) | 1980-06-06 |
| SE436421B true SE436421B (sv) | 1984-12-10 |
Family
ID=6056312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7910008A SE436421B (sv) | 1978-12-05 | 1979-12-04 | Forfarande for automatiskt reglerbar avgiftning av nitritjonhaltiga avloppsvatten |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4280914A (da) |
| JP (1) | JPS5831994B2 (da) |
| AT (1) | AT392955B (da) |
| BE (1) | BE880344A (da) |
| CA (1) | CA1123527A (da) |
| CH (1) | CH641131A5 (da) |
| DE (1) | DE2852475C2 (da) |
| DK (1) | DK149622C (da) |
| ES (1) | ES486090A1 (da) |
| FR (1) | FR2443428A1 (da) |
| GB (1) | GB2036712B (da) |
| IT (1) | IT1164846B (da) |
| NL (1) | NL190661C (da) |
| SE (1) | SE436421B (da) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3125452C2 (de) * | 1981-06-29 | 1985-09-12 | Degussa Ag, 6000 Frankfurt | Verfahren zum Entgiften und zum Absenken des CSB und des BSB in kontinuierlichen Abwasserströmen mit wechselnden Gehalten verschiedener oxidierbarer Inhaltsstoffe mit Wasserstoffperoxid |
| US4391715A (en) * | 1981-08-13 | 1983-07-05 | Sterling Drug Inc. | Waste treatment process |
| JPS5987094A (ja) * | 1982-11-11 | 1984-05-19 | Mitsubishi Gas Chem Co Inc | 廃水の処理方法 |
| US4519924A (en) * | 1984-06-11 | 1985-05-28 | The Dow Chemical | Lithium stearate aluminate as lubricant additive |
| DE3533935C1 (de) * | 1985-09-24 | 1986-06-05 | Degussa Ag, 6000 Frankfurt | Verfahren und Vorrichtung zur Entfernung von Alkalinitrit aus nitrathaltigen Salzbaedern |
| DE3814819A1 (de) * | 1988-05-02 | 1989-11-16 | Wieland Edelmetalle | Verfahren und vorrichtung zur behandlung nitrithaltiger abwaesser |
| US5221486A (en) * | 1991-04-12 | 1993-06-22 | Battelle Memorial Institute | Aqueous phase removal of nitrogen from nitrogen compounds |
| DE4127980A1 (de) * | 1991-08-23 | 1993-02-25 | Degussa | Verfahren zum automatisch steuerbaren absenken des nitritgehalts nitrithaltiger waessriger loesungen auf werte unter 1 mg/l |
| EP0634364B1 (en) * | 1993-02-03 | 1999-01-07 | Kurita Water Industries Ltd. | Pure water manufacturing method |
| US5433868A (en) * | 1993-09-09 | 1995-07-18 | Battelle Memorial Institute | Sewage treatment method |
| JP2000500395A (ja) * | 1995-11-23 | 2000-01-18 | ウーラーソン、レナート | 水を殺菌する方法 |
| ES2554460T3 (es) * | 2003-08-22 | 2015-12-21 | Peroxychem Spain, S.L.U. | Método para purificar aguas residuales |
| US20080053913A1 (en) * | 2006-09-06 | 2008-03-06 | Fassbender Alexander G | Nutrient recovery process |
| US20080156726A1 (en) * | 2006-09-06 | 2008-07-03 | Fassbender Alexander G | Integrating recycle stream ammonia treatment with biological nutrient removal |
| US20080053909A1 (en) * | 2006-09-06 | 2008-03-06 | Fassbender Alexander G | Ammonia recovery process |
| CN110907445A (zh) * | 2019-12-06 | 2020-03-24 | 西安外事学院 | 一种微流控生物芯片检测装置及制备方法和检测方法 |
| CA3110367A1 (en) * | 2021-02-25 | 2022-08-25 | Sixring Inc. | Modified sulfuric acid and uses thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1257693B (de) * | 1961-07-26 | 1967-12-28 | Rudolf Abend Dr Ing | Verfahren zum Entgiften von Cyanid und Nitrit enthaltenden Abwaessern |
| DE1959542A1 (de) * | 1969-11-27 | 1971-06-03 | Degussa | Verfahren zur Entgiftung von nitrilhaltigen waessrigen Loesungen |
| GB1421223A (en) * | 1973-04-16 | 1976-01-14 | Du Pont | Potentiometric titration method and apparatus therefor |
| DE2500699A1 (de) * | 1975-01-09 | 1976-07-15 | Aag Elektronik A Anderer | Verfahren zur selbstkontrolle von automatisch arbeitenden entgiftungen und neutralisationen |
| JPS5188863A (en) * | 1975-01-31 | 1976-08-03 | Ashosanionno shokyoho | |
| JPS5226760A (en) * | 1975-08-26 | 1977-02-28 | Kubota Ltd | Method of treating polluted water using ozone |
-
1978
- 1978-12-05 DE DE2852475A patent/DE2852475C2/de not_active Expired
-
1979
- 1979-09-11 NL NL7906777A patent/NL190661C/xx not_active IP Right Cessation
- 1979-11-19 ES ES486090A patent/ES486090A1/es not_active Expired
- 1979-11-29 BE BE6/47024A patent/BE880344A/fr not_active IP Right Cessation
- 1979-11-30 FR FR7929488A patent/FR2443428A1/fr active Granted
- 1979-12-03 IT IT50971/79A patent/IT1164846B/it active
- 1979-12-04 CH CH1075579A patent/CH641131A5/de not_active IP Right Cessation
- 1979-12-04 SE SE7910008A patent/SE436421B/sv not_active IP Right Cessation
- 1979-12-04 US US06/100,040 patent/US4280914A/en not_active Expired - Lifetime
- 1979-12-04 DK DK515879A patent/DK149622C/da not_active IP Right Cessation
- 1979-12-04 CA CA341,192A patent/CA1123527A/en not_active Expired
- 1979-12-04 GB GB7941712A patent/GB2036712B/en not_active Expired
- 1979-12-04 AT AT7667/79A patent/AT392955B/de not_active IP Right Cessation
- 1979-12-05 JP JP54156964A patent/JPS5831994B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES486090A1 (es) | 1980-05-16 |
| IT7950971A0 (it) | 1979-12-03 |
| JPS5579088A (en) | 1980-06-14 |
| FR2443428A1 (fr) | 1980-07-04 |
| NL190661C (nl) | 1994-06-16 |
| CA1123527A (en) | 1982-05-11 |
| DK149622B (da) | 1986-08-18 |
| US4280914A (en) | 1981-07-28 |
| IT1164846B (it) | 1987-04-15 |
| BE880344A (fr) | 1980-05-29 |
| FR2443428B1 (da) | 1984-03-23 |
| GB2036712B (en) | 1982-10-20 |
| NL7906777A (nl) | 1980-06-09 |
| DK149622C (da) | 1987-01-26 |
| GB2036712A (en) | 1980-07-02 |
| DE2852475C2 (de) | 1980-05-22 |
| DE2852475B1 (de) | 1979-09-06 |
| SE7910008L (sv) | 1980-06-06 |
| AT392955B (de) | 1991-07-25 |
| JPS5831994B2 (ja) | 1983-07-09 |
| CH641131A5 (de) | 1984-02-15 |
| NL190661B (nl) | 1994-01-17 |
| ATA766779A (de) | 1990-12-15 |
| DK515879A (da) | 1980-06-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 7910008-7 Effective date: 19901106 Format of ref document f/p: F |