DE2960474D1 - A method of removing metallic impurities from sewage sludge - Google Patents
A method of removing metallic impurities from sewage sludgeInfo
- Publication number
- DE2960474D1 DE2960474D1 DE7979300479T DE2960474T DE2960474D1 DE 2960474 D1 DE2960474 D1 DE 2960474D1 DE 7979300479 T DE7979300479 T DE 7979300479T DE 2960474 T DE2960474 T DE 2960474T DE 2960474 D1 DE2960474 D1 DE 2960474D1
- Authority
- DE
- Germany
- Prior art keywords
- sewage sludge
- metallic impurities
- removing metallic
- impurities
- sludge
- 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
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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/004—Sludge detoxification
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Sludge (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1490178 | 1978-04-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2960474D1 true DE2960474D1 (en) | 1981-10-22 |
Family
ID=10049540
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE7979300479T Expired DE2960474D1 (en) | 1978-04-15 | 1979-03-26 | A method of removing metallic impurities from sewage sludge |
Country Status (8)
Country | Link |
---|---|
US (1) | US4244818A (de) |
EP (1) | EP0005011B1 (de) |
JP (1) | JPS558885A (de) |
AT (1) | ATA280779A (de) |
CA (1) | CA1102456A (de) |
DE (1) | DE2960474D1 (de) |
DK (1) | DK153479A (de) |
NO (1) | NO152648C (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE19505T1 (de) * | 1982-01-19 | 1986-05-15 | Deconta Ag | Verfahren zur dekontamination natuerlicher und technischer schlaemme. |
GB8515983D0 (en) * | 1985-06-25 | 1985-07-31 | Aquapure Systems Ltd | Primary sludge treatment process |
DE3523543A1 (de) * | 1985-07-02 | 1987-01-15 | Bayer Ag | Verfahren zur aufarbeitung von hydrolyserueckstaenden aus der methylchlorsilansynthese |
JPS63169006A (ja) * | 1987-01-06 | 1988-07-13 | Murata Mfg Co Ltd | チツプ型コイル |
DE3829581A1 (de) * | 1988-09-01 | 1990-03-15 | Bayer Ag | Verfahren zur aufarbeitung von hydrolyserueckstaenden aus der organochlorsilansynthese |
DE3829582A1 (de) * | 1988-09-01 | 1990-03-08 | Bayer Ag | Verfahren zur aufarbeitung von hydrolyserueckstaenden aus der organochlorsilansynthese |
DE3928815A1 (de) * | 1988-12-13 | 1990-06-21 | Still Otto Gmbh | Verfahren zur behandlung von biomassen, z. b. bei der biologischen abwasserreinigung anfallenden klaerschlaemmen, guelle, sonstigen mikrobiologischen oder nachwachsenden biomassen |
EP0377766B1 (de) * | 1989-01-13 | 1992-11-25 | industrie automation Sondertechnik GmbH & Co | Verfahren zur Vermeidung von Schwermetallsondermüll bei der Dekontaminierung natürlicher und technischer Schlämme, thermischer Rückstände und Böden |
US5000860A (en) * | 1990-08-07 | 1991-03-19 | Center For Innovative Technology | Method for dewatering alum sludge |
US5200092A (en) * | 1992-06-23 | 1993-04-06 | Carus Corporation | Composition and method for sulfide control |
DE4229662C2 (de) * | 1992-09-04 | 1996-08-14 | Steag Ag | Verfahren zur Entfernung von Quecksilber aus aus Rauchgaswäschern stammenden Abwässern |
DE4442248A1 (de) * | 1994-11-28 | 1996-05-30 | Degussa | Verfahren zur Dekontaminierung von Böden |
US6027543A (en) * | 1996-06-07 | 2000-02-22 | Shiro Yoshizaki | Method for removing a heavy metal from sludge |
EP1190990A1 (de) * | 2000-09-26 | 2002-03-27 | Tribovent Verfahrensentwicklung GmbH | Verfahren zum Reinigen von Abwässern sowie Mittel zur Durchführung dieses Verfahrens |
AUPR382601A0 (en) * | 2001-03-20 | 2001-04-12 | Water Corporation, The | Treatment of coloured liquid waste |
CN103508541B (zh) * | 2012-06-29 | 2015-08-19 | 中国科学院过程工程研究所 | 一种重金属废渣解毒、酸性重金属废水资源化回收的方法 |
CN102757141A (zh) * | 2012-08-06 | 2012-10-31 | 浙江海拓环境技术有限公司 | 一种不锈钢酸洗混合废酸中重金属镍的处理方法 |
CN102757142A (zh) * | 2012-08-06 | 2012-10-31 | 浙江海拓环境技术有限公司 | 一种不锈钢酸洗废酸中镍的回收处理方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3530067A (en) * | 1968-06-06 | 1970-09-22 | Fmc Corp | Method of treating sewage |
DE1935229A1 (de) * | 1969-07-11 | 1971-02-04 | Werner Thorn | Verfahren zur Aufschliessung und Weiterverarbeitung von Klaerschlaemmen |
DE1947492A1 (de) * | 1969-07-11 | 1971-04-01 | Werner Thorn | Verfahren zur Aufschliessung und Weiterverarbeitung von Klaerschlaemmen |
US3561598A (en) * | 1969-10-10 | 1971-02-09 | Alexander S Goldberg | Method for disposing of sludge from sewage and industrial wastes |
DE2020304B2 (de) * | 1970-04-25 | 1976-10-07 | Thorn, Werner, Prof. Dr., 2073 Lütjensee | Verfahren zum behandeln von aus abwasser durch absetzen gewonnenen frisch- oder faulschlaemmen |
US3649534A (en) * | 1970-05-15 | 1972-03-14 | Du Pont | Wet oxidation of acidified activated sludge |
JPS48102454A (de) * | 1972-04-12 | 1973-12-22 | ||
JPS4991076A (de) * | 1973-01-06 | 1974-08-30 | ||
JPS50107765A (de) * | 1974-02-04 | 1975-08-25 | ||
US4038180A (en) * | 1974-11-22 | 1977-07-26 | Agway, Inc. | Process of dewatering sewage sludge |
JPS5188862A (en) * | 1975-01-31 | 1976-08-03 | Suiginganjuhaisuino shorihoho | |
JPS525475A (en) * | 1975-07-02 | 1977-01-17 | Hitachi Ltd | Vacuum valve circuit breaker |
CA1074027A (en) * | 1975-10-14 | 1980-03-18 | Itt Industries | Process for the treatment of activated sludge |
GB1521672A (en) * | 1976-12-14 | 1978-08-16 | Champion Int Corp | Treating activated sludge to facilitate dewatering thereo |
-
1979
- 1979-03-26 DE DE7979300479T patent/DE2960474D1/de not_active Expired
- 1979-03-26 EP EP79300479A patent/EP0005011B1/de not_active Expired
- 1979-03-27 US US06/024,453 patent/US4244818A/en not_active Expired - Lifetime
- 1979-03-27 CA CA324,253A patent/CA1102456A/en not_active Expired
- 1979-03-28 NO NO791027A patent/NO152648C/no unknown
- 1979-04-11 DK DK153479A patent/DK153479A/da not_active IP Right Cessation
- 1979-04-13 AT AT792807A patent/ATA280779A/de not_active Application Discontinuation
- 1979-04-13 JP JP4521579A patent/JPS558885A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4244818A (en) | 1981-01-13 |
DK153479A (da) | 1979-10-16 |
NO152648C (no) | 1985-10-30 |
JPS558885A (en) | 1980-01-22 |
NO791027L (no) | 1979-10-16 |
EP0005011B1 (de) | 1981-07-15 |
ATA280779A (de) | 1989-09-15 |
EP0005011A1 (de) | 1979-10-31 |
CA1102456A (en) | 1981-06-02 |
NO152648B (no) | 1985-07-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |