IT1034072B - Metodo di depuraz ione biologica del le acque industriali rifiuto da cromati e da bicromati - Google Patents
Metodo di depuraz ione biologica del le acque industriali rifiuto da cromati e da bicromatiInfo
- Publication number
- IT1034072B IT1034072B IT2819474A IT2819474A IT1034072B IT 1034072 B IT1034072 B IT 1034072B IT 2819474 A IT2819474 A IT 2819474A IT 2819474 A IT2819474 A IT 2819474A IT 1034072 B IT1034072 B IT 1034072B
- Authority
- IT
- Italy
- Prior art keywords
- dichromates
- chromates
- industrial water
- water waste
- biological depuration
- Prior art date
Links
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 title 1
- 239000008235 industrial water Substances 0.000 title 1
- 239000002699 waste material Substances 0.000 title 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
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1231—Treatments of toxic sewage
-
- 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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- 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
-
- 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
- Y10S210/911—Cumulative poison
- Y10S210/912—Heavy metal
- Y10S210/913—Chromium
-
- 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
- Y10S210/918—Miscellaneous specific techniques
- Y10S210/919—Miscellaneous specific techniques using combined systems by merging parallel diverse waste systems
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1971152A SU521234A1 (ru) | 1973-11-20 | 1973-11-20 | Способ коренькова биологической очистки сточных вод |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1034072B true IT1034072B (it) | 1979-09-10 |
Family
ID=20567907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2819474A IT1034072B (it) | 1973-11-20 | 1974-10-08 | Metodo di depuraz ione biologica del le acque industriali rifiuto da cromati e da bicromati |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3941691A (it) |
| AT (1) | AT334834B (it) |
| DE (1) | DE2446638C3 (it) |
| FR (1) | FR2251529B1 (it) |
| GB (1) | GB1475369A (it) |
| IT (1) | IT1034072B (it) |
| NL (1) | NL7414618A (it) |
| SE (1) | SE395264B (it) |
| SU (1) | SU521234A1 (it) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4135976A (en) * | 1976-03-11 | 1979-01-23 | Fuji Photo Film Co., Ltd. | Treatment of photographic processing effluents using photosynthetic sulfur bacteria |
| SE446526B (sv) * | 1979-04-24 | 1986-09-22 | Rodococc Innovation Ab | Forfarande for utfellning av tungmetaller ur avloppsvatten innehallande sulfatjoner |
| US4468461A (en) * | 1981-12-10 | 1984-08-28 | General Electric Company | Microbiological removal of chromate from contaminated waste water |
| DE3414571A1 (de) * | 1984-04-17 | 1985-10-24 | Linde Ag, 6200 Wiesbaden | Verfahren zur nutzbarmachung von metallvorkommen geringer konzentration |
| US5062956A (en) * | 1988-04-04 | 1991-11-05 | Allied-Signal Inc. | Bioremediation of chromium (VI) contaminated aqueous systems by sulfate reducing bacteria |
| US5155042A (en) * | 1988-04-04 | 1992-10-13 | Allied-Signal Inc. | Bioremediation of chromium (VI) contaminated solid residues |
| US5094946A (en) * | 1990-02-08 | 1992-03-10 | The United States Of America As Represented By The Secretary Of Agriculture | Enzymatic processing of materials containing chromium and protein |
| US5681739A (en) * | 1995-05-25 | 1997-10-28 | Lockheed Idaho Technologies Company | Method for in situ or ex situ bioremediation of hexavalent chromium contaminated soils and/or groundwater |
| US20090008324A1 (en) * | 2004-04-28 | 2009-01-08 | Long Dennis J | Intermittent anaerobic biological treatments of rainfall-induced sewerage |
| CN111547956A (zh) * | 2020-05-25 | 2020-08-18 | 西安优瑞卡环保科技有限公司 | 一种含铬有机废水生化破络方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3755156A (en) * | 1971-05-04 | 1973-08-28 | T Karjukhina | Method for biochemical treatment of industrial waste water |
-
1973
- 1973-11-20 SU SU1971152A patent/SU521234A1/ru active
-
1974
- 1974-09-30 DE DE2446638A patent/DE2446638C3/de not_active Expired
- 1974-10-04 US US05/512,328 patent/US3941691A/en not_active Expired - Lifetime
- 1974-10-08 IT IT2819474A patent/IT1034072B/it active
- 1974-10-08 GB GB4344674A patent/GB1475369A/en not_active Expired
- 1974-10-09 AT AT811174A patent/AT334834B/de not_active IP Right Cessation
- 1974-10-16 FR FR7434804A patent/FR2251529B1/fr not_active Expired
- 1974-11-08 NL NL7414618A patent/NL7414618A/xx unknown
- 1974-11-19 SE SE7414519A patent/SE395264B/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2251529A1 (it) | 1975-06-13 |
| FR2251529B1 (it) | 1976-10-22 |
| SE395264B (sv) | 1977-08-08 |
| DE2446638B2 (de) | 1978-05-18 |
| DE2446638C3 (de) | 1979-01-11 |
| ATA811174A (de) | 1976-05-15 |
| AT334834B (de) | 1976-02-10 |
| SU521234A1 (ru) | 1976-07-15 |
| SE7414519L (it) | 1975-05-21 |
| NL7414618A (nl) | 1975-05-22 |
| US3941691A (en) | 1976-03-02 |
| GB1475369A (en) | 1977-06-01 |
| DE2446638A1 (de) | 1975-05-22 |
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