DE3534716C2 - - Google Patents
Info
- Publication number
- DE3534716C2 DE3534716C2 DE19853534716 DE3534716A DE3534716C2 DE 3534716 C2 DE3534716 C2 DE 3534716C2 DE 19853534716 DE19853534716 DE 19853534716 DE 3534716 A DE3534716 A DE 3534716A DE 3534716 C2 DE3534716 C2 DE 3534716C2
- Authority
- DE
- Germany
- Prior art keywords
- water
- reactor
- denitrification
- nozzles
- bacteria
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 157
- 238000000034 method Methods 0.000 claims description 50
- 241000894006 Bacteria Species 0.000 claims description 48
- 235000015097 nutrients Nutrition 0.000 claims description 44
- 239000004576 sand Substances 0.000 claims description 42
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 37
- 239000001301 oxygen Substances 0.000 claims description 37
- 229910052760 oxygen Inorganic materials 0.000 claims description 37
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 19
- 239000012876 carrier material Substances 0.000 claims description 15
- 239000003651 drinking water Substances 0.000 claims description 12
- 235000020188 drinking water Nutrition 0.000 claims description 12
- 235000019441 ethanol Nutrition 0.000 claims description 10
- 238000007667 floating Methods 0.000 claims description 10
- 238000009849 vacuum degassing Methods 0.000 claims description 9
- 229910019142 PO4 Inorganic materials 0.000 claims description 8
- 241000589540 Pseudomonas fluorescens Species 0.000 claims description 8
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 8
- 239000010452 phosphate Substances 0.000 claims description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 230000009467 reduction Effects 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- 238000005984 hydrogenation reaction Methods 0.000 claims description 5
- 239000003054 catalyst Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000011049 filling Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 150000001768 cations Chemical class 0.000 claims 1
- 238000009827 uniform distribution Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 42
- 239000002028 Biomass Substances 0.000 description 20
- 230000008569 process Effects 0.000 description 14
- WEBQKRLKWNIYKK-UHFFFAOYSA-N demeton-S-methyl Chemical compound CCSCCSP(=O)(OC)OC WEBQKRLKWNIYKK-UHFFFAOYSA-N 0.000 description 13
- 229910002651 NO3 Inorganic materials 0.000 description 11
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 11
- 230000008901 benefit Effects 0.000 description 9
- 238000007872 degassing Methods 0.000 description 8
- 239000000126 substance Substances 0.000 description 7
- 238000005406 washing Methods 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- 238000005262 decarbonization Methods 0.000 description 5
- 230000001580 bacterial effect Effects 0.000 description 4
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000005243 fluidization Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000008267 milk Substances 0.000 description 3
- 210000004080 milk Anatomy 0.000 description 3
- 235000013336 milk Nutrition 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000006004 Quartz sand Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000002223 garnet Substances 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000001717 pathogenic effect Effects 0.000 description 2
- 239000004317 sodium nitrate Substances 0.000 description 2
- 235000010344 sodium nitrate Nutrition 0.000 description 2
- 238000003911 water pollution Methods 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
- 208000012868 Overgrowth Diseases 0.000 description 1
- 235000010678 Paulownia tomentosa Nutrition 0.000 description 1
- 240000002834 Paulownia tomentosa Species 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- OBOXTJCIIVUZEN-UHFFFAOYSA-N [C].[O] Chemical compound [C].[O] OBOXTJCIIVUZEN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- -1 for example Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000002075 main ingredient Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000013379 molasses Nutrition 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000010943 off-gassing Methods 0.000 description 1
- 238000006385 ozonation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 239000008403 very hard water Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
- C12N1/205—Bacterial isolates
-
- 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
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
-
- 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
- C02F3/2806—Anaerobic processes using solid supports for microorganisms
-
- 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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/32—Processes using, or culture media containing, lower alkanols, i.e. C1 to C6
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12R—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C - C12Q, RELATING TO MICROORGANISMS
- C12R2001/00—Microorganisms ; Processes using microorganisms
- C12R2001/01—Bacteria or Actinomycetales ; using bacteria or Actinomycetales
- C12R2001/38—Pseudomonas
- C12R2001/39—Pseudomonas fluorescens
-
- 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
- Y10S210/903—Nitrogenous
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Health & Medical Sciences (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Hydrology & Water Resources (AREA)
- Genetics & Genomics (AREA)
- Biotechnology (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Medicinal Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Biomedical Technology (AREA)
- Virology (AREA)
- Tropical Medicine & Parasitology (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853534716 DE3534716A1 (de) | 1985-09-28 | 1985-09-28 | Verfahren zur biologischen denitrifizierung von wasser und vorrichtung zur durchfuehrung dieses verfahrens |
| DE8535754U DE8535754U1 (de) | 1985-09-28 | 1985-12-19 | Vorrichtung zur biologischen Denitrifizierung von Wasser |
| DE19853545020 DE3545020A1 (de) | 1985-09-28 | 1985-12-19 | Verfahren zur biologischen denitrifizierung von wasser und vorrichtung zur durchfuehrung dieses verfahrens |
| AT86112281T ATE58712T1 (de) | 1985-09-28 | 1986-09-05 | Verfahren zur biologischen denitrifizierung von wasser und vorrichtung zur durchfuehrung dieses verfahrens. |
| DE8686112281T DE3675905D1 (de) | 1985-09-28 | 1986-09-05 | Verfahren zur biologischen denitrifizierung von wasser und vorrichtung zur durchfuehrung dieses verfahrens. |
| EP19860112281 EP0226715B1 (de) | 1985-09-28 | 1986-09-05 | Verfahren zur biologischen Denitrifizierung von Wasser und Vorrichtung zur Durchführung dieses Verfahrens |
| PT8344286A PT83442B (pt) | 1985-09-28 | 1986-09-26 | Processo para a desnitracao biologica de agua e dispositivo para a realizacao deste processo |
| ES8602240A ES2002003A6 (es) | 1985-09-28 | 1986-09-26 | Procedimiento para la desnitrificacion biologica del agua especialmente para la preparacion de agua potable |
| US07/393,042 US4970000A (en) | 1985-09-28 | 1989-08-08 | Method for the biological denitrification of water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853534716 DE3534716A1 (de) | 1985-09-28 | 1985-09-28 | Verfahren zur biologischen denitrifizierung von wasser und vorrichtung zur durchfuehrung dieses verfahrens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3534716A1 DE3534716A1 (de) | 1987-05-14 |
| DE3534716C2 true DE3534716C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-09-10 |
Family
ID=6282259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853534716 Granted DE3534716A1 (de) | 1985-09-28 | 1985-09-28 | Verfahren zur biologischen denitrifizierung von wasser und vorrichtung zur durchfuehrung dieses verfahrens |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4970000A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| DE (1) | DE3534716A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19722510A1 (de) * | 1997-05-30 | 1998-12-03 | Erwin Sander Elektroapparateba | Verfahren zur Denitrifizierung von Wasser, Rohrreaktor und Einsatz hierfür |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3726949A1 (de) * | 1987-08-13 | 1989-02-23 | Kernforschungsanlage Juelich | Verfahren und anordnung zum betrieb von festbettreaktoren mit biomasse-bewachsenen schuettgut-traegern |
| US5192441A (en) * | 1989-02-14 | 1993-03-09 | Omnium De Traitements Et De Valorisation (Otv) | Process and installation for biological treatment, e.g. by nitrification and/or denitrification, of an effluent including nitrated pollution |
| US5185080A (en) * | 1990-06-04 | 1993-02-09 | Gregory Boyle | Process for the on-site removal of nitrates from wastewater |
| DE4023907A1 (de) * | 1990-07-27 | 1992-01-30 | Belland Ag | Verfahren zur aufbereitung und reinigung von in alkalischem medium loeslichen, mit biologischem material und ggf. anderen stoffen verureinigten polymeren |
| US5947041A (en) * | 1991-02-04 | 1999-09-07 | Licht; Louis A. | Method for using tree crops as pollutant control |
| US6250237B1 (en) | 1991-02-04 | 2001-06-26 | Louis A. Licht | Method for using tree crops as pollutant control |
| US5279963A (en) * | 1991-04-18 | 1994-01-18 | Hobby Michael M | System for the decontamination of a contaminated gas |
| US5211847A (en) * | 1991-04-22 | 1993-05-18 | Infilco Degremont Inc. | Denitrification methods |
| US6245552B1 (en) | 1992-02-13 | 2001-06-12 | Osprey Biotechnics, Inc. | Method for waste degradation |
| FR2696474B1 (fr) * | 1992-10-07 | 1994-12-16 | Agronomique Inst Nat Rech | Supports pour culture de microorganismes et utilisation dans le traitement des eaux contaminées. |
| US5490934A (en) * | 1993-08-30 | 1996-02-13 | Lawrence A. Schmid | Method of biological denitrification |
| US5496472A (en) * | 1993-12-20 | 1996-03-05 | Tetra Technologies, Inc. | Method and apparatus for denitrification of wastewater |
| US5776344A (en) * | 1995-10-26 | 1998-07-07 | Tetra Technologies Inc. | Method for removing nitrogen from wastewater |
| US5954963A (en) * | 1996-01-25 | 1999-09-21 | Oklahoma Rural Water Association | Process for biologically treating water |
| US5980747A (en) * | 1997-03-17 | 1999-11-09 | Osprey Biotechnics, Inc. | Storage stable pseudomonas compositions and method of use thereof |
| US6068774A (en) * | 1997-03-17 | 2000-05-30 | Osprey Biotechnics, Inc. | Biological control of agricultural waste odor |
| AU7295098A (en) | 1997-05-09 | 1998-11-27 | University Of New Mexico | In situ denitrification |
| US5811259A (en) * | 1997-07-29 | 1998-09-22 | Ecomat, Inc. | Biochemical reactor |
| EP0955269A1 (fr) * | 1998-04-29 | 1999-11-10 | AB7 Industries SA | Réacteur dénitratant hétérotrophe à atmosphère contrÔlée |
| DE19953249A1 (de) * | 1999-11-04 | 2001-05-31 | Fraunhofer Ges Forschung | Verfahren zur Reinigung von Abwasser |
| WO2001074725A1 (en) * | 2000-04-03 | 2001-10-11 | Haase Richard A | Potable water purification process including biofiltration |
| IT1318644B1 (it) * | 2000-07-25 | 2003-08-27 | Sued Chemie Mt Srl | Procedimento per la denitrificazione delle acque. |
| US6762047B2 (en) | 2002-06-24 | 2004-07-13 | Osprey Biotechnics, Inc. | Bacterial parts washer, composition and method of use |
| WO2007138604A2 (en) * | 2006-06-01 | 2007-12-06 | Ben-Gurion University Of The Negev Research And Development Authority | Denitrification treatment system and method |
| KR100828566B1 (ko) | 2007-04-25 | 2008-05-13 | 한국원자력연구원 | 탈질 성능이 우수한 슈도모나스 플루오레센스 ｋ4 균주 |
| CN107235551B (zh) * | 2016-03-29 | 2023-11-17 | 中国石油天然气集团公司 | 一种同时脱氮脱碳的好氧生化处理方法及处理装置 |
| WO2020046679A1 (en) * | 2018-08-30 | 2020-03-05 | Phosphorus Free Water Solutions, Llc | Denitrification of water using bacteria |
| CN110089479B (zh) * | 2019-06-18 | 2024-04-12 | 岭南师范学院 | 一种水产品循环水培养实验室养殖装置 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US409099A (en) * | 1889-08-13 | Ore-separator | ||
| CH508144A (de) * | 1969-04-25 | 1971-05-31 | Ingbuero Roshard | Düse für zwei entgegengesetzte Durchflussrichtungen mit unterschiedlichen Durchflussquerschnitten, sowie deren Verwendung |
| US3617540A (en) * | 1970-05-13 | 1971-11-02 | Us Interior | Removal of nitrogen and phosphorus from waste waters |
| US3829377A (en) * | 1970-11-16 | 1974-08-13 | Union Oil Co | Reduction of water pollution by biological denitrification |
| US3846289A (en) * | 1972-06-19 | 1974-11-05 | Ecolotrol | Waste treatment process |
| FR2337576A2 (fr) * | 1976-01-07 | 1977-08-05 | Degremont | Filtre biologique pour l'epuration d'eaux residuaires et installation d'epuration comportant un tel filtre |
| US4056465A (en) * | 1976-04-12 | 1977-11-01 | Air Products And Chemicals, Inc. | Production of non-bulking activated sludge |
| US4017276A (en) * | 1976-06-22 | 1977-04-12 | The Lummus Company | Deoxygenation of water |
| JPS5389259A (en) * | 1977-01-09 | 1978-08-05 | Ebara Infilco Co Ltd | Process for biologically denitrification of organic waste water |
| US4177144A (en) * | 1978-07-19 | 1979-12-04 | Ecolotrol, Inc. | Excess-growth control system for fluidized-bed reactor |
| CH655294A5 (de) * | 1981-05-20 | 1986-04-15 | Sulzer Ag | Verfahren zur denitrifikation von wasser und anlage zur durchfuehrung des verfahrens. |
| FR2557558B1 (fr) * | 1984-01-02 | 1986-05-23 | Degremont Sa | Filtre immerge a remplissage de materiau granulaire |
| EP0193979A3 (fr) * | 1985-02-25 | 1989-01-11 | ACEC, Société Anonyme | Procédé d'élimination de nitrates au moyen d'une conversion micro-biologique en présence d'hydrogène gazeux |
-
1985
- 1985-09-28 DE DE19853534716 patent/DE3534716A1/de active Granted
-
1989
- 1989-08-08 US US07/393,042 patent/US4970000A/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19722510A1 (de) * | 1997-05-30 | 1998-12-03 | Erwin Sander Elektroapparateba | Verfahren zur Denitrifizierung von Wasser, Rohrreaktor und Einsatz hierfür |
| DE19722510C2 (de) * | 1997-05-30 | 2000-03-30 | Erwin Sander Elektroapparateba | Verfahren zur Denitrifizierung von Wasser, Rohrreaktor und Einsatz hierfür |
Also Published As
| Publication number | Publication date |
|---|---|
| US4970000A (en) | 1990-11-13 |
| DE3534716A1 (de) | 1987-05-14 |
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