GB1495339A - Process for detoxificating aqueous formaldehyde-containing effluents - Google Patents
Process for detoxificating aqueous formaldehyde-containing effluentsInfo
- Publication number
- GB1495339A GB1495339A GB15608/75A GB1560875A GB1495339A GB 1495339 A GB1495339 A GB 1495339A GB 15608/75 A GB15608/75 A GB 15608/75A GB 1560875 A GB1560875 A GB 1560875A GB 1495339 A GB1495339 A GB 1495339A
- Authority
- GB
- United Kingdom
- Prior art keywords
- detoxificating
- effluent
- effluents
- april
- aqueous formaldehyde
- 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
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title abstract 9
- 238000000034 method Methods 0.000 title abstract 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- 239000003513 alkali Substances 0.000 abstract 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 230000035484 reaction time Effects 0.000 abstract 1
- 229910052709 silver 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
- 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
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)
- Removal Of Specific Substances (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7413932A FR2267984B1 (enrdf_load_stackoverflow) | 1974-04-22 | 1974-04-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1495339A true GB1495339A (en) | 1977-12-14 |
Family
ID=9137943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB15608/75A Expired GB1495339A (en) | 1974-04-22 | 1975-04-16 | Process for detoxificating aqueous formaldehyde-containing effluents |
Country Status (11)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114269697A (zh) * | 2019-08-28 | 2022-04-01 | 阿科玛法国公司 | 通过氧化处理消除废水中的甲醛 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2286111A2 (fr) * | 1974-09-26 | 1976-04-23 | Degussa | Procede d'epuration d'eaux residuaires contenant du formaldehyde |
| JPS52150778A (en) * | 1976-06-11 | 1977-12-14 | Kureha Chem Ind Co Ltd | Treatment of waste soda solution |
| DE2931692A1 (de) | 1979-08-04 | 1981-02-26 | Basf Ag | Verfahren zur entfernung von formaldehyd aus waessrigen loesungen von 2-butindiol-1,4 |
| DE3221795A1 (de) * | 1982-06-09 | 1983-12-15 | Hugo Petersen Gesellschaft für verfahrenstechnischen Anlagenbau mbH & Co KG, 6200 Wiesbaden | Verfahren zum kontinuierlichen entfernen von formaldehyd aus einem gasstrom |
| ES528559A0 (es) * | 1983-12-30 | 1985-05-16 | Llatas Escrig Ignacio | Procedimiento para la depuracion de aguas residuales |
| DE3412581A1 (de) * | 1984-04-04 | 1985-10-24 | KPA Kiener Pyrolyse Gesellschaft für thermische Abfallverwertung mbH, 7000 Stuttgart | Verfahren zur reinigung von gasen aus pyrolyseanlagen von abfallstoffen |
| DE3534677C1 (de) * | 1985-09-28 | 1987-04-30 | Degussa | Verfahren zur Reinigung von Industriegasen |
| DE4314521C2 (de) * | 1993-05-03 | 1996-05-30 | Eisenmann Kg Maschbau | Verfahren zur Reinigung von organisch belasteten Industrieabwässern |
-
1974
- 1974-04-22 FR FR7413932A patent/FR2267984B1/fr not_active Expired
-
1975
- 1975-03-15 DE DE2511432A patent/DE2511432B2/de not_active Ceased
- 1975-03-17 IT IT67667/75A patent/IT1030361B/it active
- 1975-03-20 SE SE7503191A patent/SE7503191L/ unknown
- 1975-03-24 NO NO751017A patent/NO751017L/no unknown
- 1975-04-04 CH CH432475A patent/CH599060A5/xx not_active IP Right Cessation
- 1975-04-16 GB GB15608/75A patent/GB1495339A/en not_active Expired
- 1975-04-21 BE BE6044993A patent/BE828198A/xx not_active IP Right Cessation
- 1975-04-21 AT AT304475A patent/AT336512B/de not_active IP Right Cessation
- 1975-04-22 JP JP4826175A patent/JPS5422697B2/ja not_active Expired
- 1975-04-22 NL NL7504745A patent/NL7504745A/xx not_active Application Discontinuation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114269697A (zh) * | 2019-08-28 | 2022-04-01 | 阿科玛法国公司 | 通过氧化处理消除废水中的甲醛 |
| US20220267179A1 (en) * | 2019-08-28 | 2022-08-25 | Arkema France | Elimination of formaldehyde in wastewater through oxidation treatment |
| US12371353B2 (en) | 2019-08-28 | 2025-07-29 | Arkema France | Elimination of formaldehyde in wastewater through oxidation treatment |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2267984B1 (enrdf_load_stackoverflow) | 1976-12-17 |
| FR2267984A1 (enrdf_load_stackoverflow) | 1975-11-14 |
| AT336512B (de) | 1977-05-10 |
| ATA304475A (de) | 1976-08-15 |
| DE2511432A1 (de) | 1975-10-30 |
| NO751017L (enrdf_load_stackoverflow) | 1975-10-23 |
| JPS5422697B2 (enrdf_load_stackoverflow) | 1979-08-08 |
| BE828198A (fr) | 1975-10-21 |
| NL7504745A (nl) | 1975-10-24 |
| DE2511432B2 (de) | 1980-07-17 |
| SE7503191L (sv) | 1975-10-23 |
| JPS512256A (enrdf_load_stackoverflow) | 1976-01-09 |
| CH599060A5 (enrdf_load_stackoverflow) | 1978-05-12 |
| IT1030361B (it) | 1979-03-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PE20 | Patent expired after termination of 20 years |
Effective date: 19950415 |