ZA777362B - Process for purifying waste waters - Google Patents
Process for purifying waste watersInfo
- Publication number
- ZA777362B ZA777362B ZA00777362A ZA777362A ZA777362B ZA 777362 B ZA777362 B ZA 777362B ZA 00777362 A ZA00777362 A ZA 00777362A ZA 777362 A ZA777362 A ZA 777362A ZA 777362 B ZA777362 B ZA 777362B
- Authority
- ZA
- South Africa
- Prior art keywords
- purifying waste
- waste waters
- waters
- purifying
- waste
- 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
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
-
- 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
- Y10S210/917—Color
Landscapes
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Removal Of Specific Substances (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Water Treatment By Sorption (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Cleaning Or Drying Semiconductors (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Fire-Extinguishing Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2657192A DE2657192B1 (de) | 1976-12-17 | 1976-12-17 | Verfahren zur Reinigung phenol- und phenol-/formaldehydhaltiger Abwaesser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA777362B true ZA777362B (en) | 1978-10-25 |
Family
ID=5995771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00777362A ZA777362B (en) | 1976-12-17 | 1977-12-09 | Process for purifying waste waters |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4157300A (es) |
| JP (1) | JPS5376554A (es) |
| AR (1) | AR212937A1 (es) |
| AT (1) | AT352029B (es) |
| AU (1) | AU511201B2 (es) |
| BE (1) | BE861967A (es) |
| BR (1) | BR7708338A (es) |
| CA (1) | CA1088231A (es) |
| CH (1) | CH631140A5 (es) |
| DE (1) | DE2657192B1 (es) |
| ES (1) | ES463620A1 (es) |
| FI (1) | FI64558C (es) |
| FR (1) | FR2374266A1 (es) |
| GB (1) | GB1571261A (es) |
| NL (1) | NL7711950A (es) |
| NO (1) | NO147872C (es) |
| SE (1) | SE423622B (es) |
| ZA (1) | ZA777362B (es) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2757561C2 (de) * | 1977-12-23 | 1987-03-26 | Degussa Ag, 6000 Frankfurt | Verfahren zum Desodorieren von Schlämmen |
| US5071568A (en) * | 1990-10-31 | 1991-12-10 | Union Oil Company Of California | Selenium removal process |
| FR2725711A1 (fr) * | 1994-10-14 | 1996-04-19 | Augarde Jacques | Procede de traitement des rejets phenoles |
| US5801300A (en) * | 1996-04-19 | 1998-09-01 | Life Science Laboratories, Inc. | Method for determining glycol and formaldehyde contaminants in ground water samples |
| BR0309652A (pt) * | 2002-04-30 | 2005-03-01 | Nalco Co | Método para limpeza e desinfecção simultânea de um sistema de água industrial |
| JP3871263B2 (ja) * | 2002-10-03 | 2007-01-24 | 三洋電機株式会社 | ホルマリン固定した有機性廃棄物の処理方法及び処理装置 |
| CN114617096B (zh) * | 2022-03-11 | 2023-04-07 | 温州大学 | 一种智能养殖海水循环系统及其使用方法 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2367771A (en) * | 1941-10-08 | 1945-01-23 | Mathieson Alkali Works Inc | Bleaching cellulosic materials |
| US2323594A (en) * | 1941-10-29 | 1943-07-06 | Mathieson Alkali Works Inc | Production of chlorine dioxide by reaction of chlorites and aldehydes |
| BE465974A (es) * | 1943-01-11 | 1900-01-01 | ||
| US2452970A (en) * | 1945-01-22 | 1948-11-02 | Olin Mathieson | Treatment of water |
| US2452971A (en) * | 1945-05-23 | 1948-11-02 | Olin Mathieson | Treatment of water |
| DE881779C (de) * | 1945-05-23 | 1953-05-21 | Electro Chimie Soc D | Verfahren zum Verbessern des Geschmacks und Geruchs von verunreinigtem, insbesondere gechlortem Wasser |
| US2430675A (en) * | 1945-06-15 | 1947-11-11 | Mathieson Alkali Works Inc | Bleaching fatty acid compounds with chlorite and aldehyde |
| SU141814A1 (ru) | 1960-12-15 | 1961-11-30 | П.М. Богатырев | Способ комплексной очистки сточных вод от формальдегида и фенола в производстве фенол-формальдегидных смол |
| US3386915A (en) * | 1964-03-18 | 1968-06-04 | Solvay | Process for the manufacturing of chlorine dioxide in solution and the use of the solution thus obtained |
| FR1463729A (fr) * | 1965-02-24 | 1966-12-23 | Rohm & Haas | Enrichissement et éventuellement séparation d'un composé organique par des techniques d'adsorption |
| US3574052A (en) * | 1967-02-28 | 1971-04-06 | Chemech Eng Ltd | Chemical pulping and bleaching in an enclosed reaction zone,by reduction of chlorate |
| US3663467A (en) * | 1968-08-30 | 1972-05-16 | Rohm & Haas | Porous polymers based on trimethylolpropane trimethacrylate and related materials |
| US3635817A (en) * | 1968-10-17 | 1972-01-18 | Envirotech Corp | Waste water treatment process |
| US3617582A (en) * | 1970-03-02 | 1971-11-02 | Du Pont | Process for detoxifying cyanide waste waters |
| US3733266A (en) * | 1971-09-07 | 1973-05-15 | Administrator Of The Environme | Waste water purification by breakpoint chlorination and carbon adsorption |
| SE377456B (es) * | 1973-05-25 | 1975-07-07 | Kema Nord Ab | |
| DE2404264C3 (de) * | 1974-01-30 | 1980-10-09 | Th. Goldschmidt Ag, 4300 Essen | Verfahren zum Vorreinigen von Phenol, Formaldehyd und deren Reaktionsprodukte enthaltendem Abwasser |
| SU532575A1 (ru) | 1974-08-12 | 1976-10-25 | Предприятие П/Я М-5885 | Способ очистки сточных вод производства фенолформальдегидных смол |
| US4013761A (en) * | 1976-01-23 | 1977-03-22 | Olin Corporation | Chlorine dioxide generation |
-
1976
- 1976-12-17 DE DE2657192A patent/DE2657192B1/de not_active Ceased
-
1977
- 1977-10-13 AT AT731977A patent/AT352029B/de not_active IP Right Cessation
- 1977-10-21 FI FI773140A patent/FI64558C/fi not_active IP Right Cessation
- 1977-10-27 ES ES463620A patent/ES463620A1/es not_active Expired
- 1977-10-28 FR FR7732605A patent/FR2374266A1/fr active Granted
- 1977-10-31 NL NL7711950A patent/NL7711950A/xx not_active Application Discontinuation
- 1977-11-15 AU AU30660/77A patent/AU511201B2/en not_active Expired
- 1977-11-25 AR AR270131A patent/AR212937A1/es active
- 1977-12-02 US US05/857,356 patent/US4157300A/en not_active Expired - Lifetime
- 1977-12-09 ZA ZA00777362A patent/ZA777362B/xx unknown
- 1977-12-13 NO NO774278A patent/NO147872C/no unknown
- 1977-12-15 BR BR7708338A patent/BR7708338A/pt unknown
- 1977-12-16 GB GB52423/77A patent/GB1571261A/en not_active Expired
- 1977-12-16 CA CA293,229A patent/CA1088231A/en not_active Expired
- 1977-12-16 SE SE7714383A patent/SE423622B/sv unknown
- 1977-12-16 BE BE6046269A patent/BE861967A/xx unknown
- 1977-12-16 CH CH1554477A patent/CH631140A5/de not_active IP Right Cessation
- 1977-12-17 JP JP15122277A patent/JPS5376554A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FI773140A (fi) | 1978-06-18 |
| CH631140A5 (de) | 1982-07-30 |
| AU3066077A (en) | 1979-05-24 |
| AU511201B2 (en) | 1980-07-31 |
| AT352029B (de) | 1979-08-27 |
| CA1088231A (en) | 1980-10-21 |
| BR7708338A (pt) | 1978-08-08 |
| FR2374266B1 (es) | 1980-11-28 |
| NO147872C (no) | 1983-06-29 |
| JPS5546238B2 (es) | 1980-11-21 |
| SE423622B (sv) | 1982-05-17 |
| US4157300A (en) | 1979-06-05 |
| NO774278L (no) | 1978-06-20 |
| FI64558B (fi) | 1983-08-31 |
| DE2657192B1 (de) | 1978-06-08 |
| NO147872B (no) | 1983-03-21 |
| FI64558C (fi) | 1983-12-12 |
| FR2374266A1 (fr) | 1978-07-13 |
| AR212937A1 (es) | 1978-11-15 |
| ES463620A1 (es) | 1978-07-16 |
| JPS5376554A (en) | 1978-07-07 |
| GB1571261A (en) | 1980-07-09 |
| SE7714383L (sv) | 1978-06-18 |
| NL7711950A (nl) | 1978-06-20 |
| BE861967A (fr) | 1978-06-16 |
| ATA731977A (de) | 1979-01-15 |
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