DE2253661A1 - Biochemisches verfahren zur reinigung von abwaessern - Google Patents
Biochemisches verfahren zur reinigung von abwaessernInfo
- Publication number
- DE2253661A1 DE2253661A1 DE2253661A DE2253661A DE2253661A1 DE 2253661 A1 DE2253661 A1 DE 2253661A1 DE 2253661 A DE2253661 A DE 2253661A DE 2253661 A DE2253661 A DE 2253661A DE 2253661 A1 DE2253661 A1 DE 2253661A1
- Authority
- DE
- Germany
- Prior art keywords
- wastewater
- substances
- formation
- phase
- 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.)
- Pending
Links
- 239000002351 wastewater Substances 0.000 title claims description 67
- 230000003851 biochemical process Effects 0.000 title description 3
- 239000000126 substance Substances 0.000 claims description 33
- 239000010802 sludge Substances 0.000 claims description 28
- 238000000354 decomposition reaction Methods 0.000 claims description 25
- 230000015572 biosynthetic process Effects 0.000 claims description 21
- 238000004140 cleaning Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 16
- 238000005352 clarification Methods 0.000 claims description 12
- 238000000746 purification Methods 0.000 claims description 12
- 241000894006 Bacteria Species 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 239000010865 sewage Substances 0.000 claims description 4
- 150000003464 sulfur compounds Chemical class 0.000 claims description 4
- 238000010348 incorporation Methods 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 2
- 239000004753 textile Substances 0.000 claims description 2
- 150000004763 sulfides Chemical class 0.000 claims 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 239000012535 impurity Substances 0.000 description 9
- 150000003568 thioethers Chemical class 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 241000894007 species Species 0.000 description 5
- 210000002268 wool Anatomy 0.000 description 5
- 239000013049 sediment Substances 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 description 3
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 241000186541 Desulfotomaculum Species 0.000 description 2
- 239000004166 Lanolin Substances 0.000 description 2
- 208000012886 Vertigo Diseases 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- 229940039717 lanolin Drugs 0.000 description 2
- 235000019388 lanolin Nutrition 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 210000004243 sweat Anatomy 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 241000605716 Desulfovibrio Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 241001122767 Theaceae Species 0.000 description 1
- 238000005411 Van der Waals force Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 239000003922 charged colloid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000006101 laboratory sample Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- GIPCBGDQVGKMPO-UHFFFAOYSA-N n-(1-isopropylpiperidin-4-yl)-1-(3-methoxybenzyl)-1h-indole-2-carboxamide Chemical class COC1=CC=CC(CN2C3=CC=CC=C3C=C2C(=O)NC2CCN(CC2)C(C)C)=C1 GIPCBGDQVGKMPO-UHFFFAOYSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 150000002898 organic sulfur compounds Chemical class 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011096 sample clarification Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 150000004764 thiosulfuric acid derivatives Chemical class 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
- C02F3/345—Biological treatment of water, waste water, or sewage characterised by the microorganisms used for biological oxidation or reduction of sulfur compounds
-
- 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
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
- C02F1/385—Treatment of water, waste water, or sewage by centrifugal separation by centrifuging suspensions
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- 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
- C02F3/28—Anaerobic digestion processes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Mechanical Engineering (AREA)
- Centrifugal Separators (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS766871A CS161266B1 (enExample) | 1971-11-02 | 1971-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2253661A1 true DE2253661A1 (de) | 1973-05-10 |
Family
ID=5426225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2253661A Pending DE2253661A1 (de) | 1971-11-02 | 1972-11-02 | Biochemisches verfahren zur reinigung von abwaessern |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE790671A (enExample) |
| CS (1) | CS161266B1 (enExample) |
| DE (1) | DE2253661A1 (enExample) |
| FR (1) | FR2158472A1 (enExample) |
| IT (1) | IT970092B (enExample) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1980002281A1 (en) * | 1979-04-24 | 1980-10-30 | Vyrmetoder Ab | A process for precipitating heavy metals from wastewater |
| US4614587A (en) * | 1984-04-11 | 1986-09-30 | Purac Aktiebolag | Wastewater treatment method |
| US4632759A (en) * | 1984-04-11 | 1986-12-30 | Purac Aktiebolag | Wastewater treatment method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2522642A1 (fr) * | 1982-03-03 | 1983-09-09 | Flechais Roland | Procede d'elimination par compostage d'eaux residuaires chargees en azote notamment des eaux de lavage des laines et installation pour sa mise en oeuvre |
-
0
- BE BE790671D patent/BE790671A/xx unknown
-
1971
- 1971-11-02 CS CS766871A patent/CS161266B1/cs unknown
-
1972
- 1972-10-31 IT IT3114172A patent/IT970092B/it active
- 1972-11-02 FR FR7238850A patent/FR2158472A1/fr not_active Withdrawn
- 1972-11-02 DE DE2253661A patent/DE2253661A1/de active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1980002281A1 (en) * | 1979-04-24 | 1980-10-30 | Vyrmetoder Ab | A process for precipitating heavy metals from wastewater |
| FR2455003A1 (fr) * | 1979-04-24 | 1980-11-21 | Vyrmetoder Ab | Procede pour precipiter les metaux lourds des eaux residuaires par traitement avec des bacteries reduisant les sulfates |
| US4354937A (en) | 1979-04-24 | 1982-10-19 | Vyrmetoder Ab | Process for precipitating heavy metals from wastewater |
| AT382140B (de) * | 1979-04-24 | 1987-01-12 | Innovation Ab Rodococ | Verfahren zur ausfaellung von schwermetallen |
| DE3041460C2 (enExample) * | 1979-04-24 | 1990-10-31 | Rodococc Innovation Ab, Tyresoe, Se | |
| US4614587A (en) * | 1984-04-11 | 1986-09-30 | Purac Aktiebolag | Wastewater treatment method |
| US4632759A (en) * | 1984-04-11 | 1986-12-30 | Purac Aktiebolag | Wastewater treatment method |
Also Published As
| Publication number | Publication date |
|---|---|
| CS161266B1 (enExample) | 1975-06-10 |
| IT970092B (it) | 1974-04-10 |
| FR2158472A1 (en) | 1973-06-15 |
| BE790671A (fr) | 1973-02-15 |
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