DE3520160C2 - - Google Patents
Info
- Publication number
- DE3520160C2 DE3520160C2 DE19853520160 DE3520160A DE3520160C2 DE 3520160 C2 DE3520160 C2 DE 3520160C2 DE 19853520160 DE19853520160 DE 19853520160 DE 3520160 A DE3520160 A DE 3520160A DE 3520160 C2 DE3520160 C2 DE 3520160C2
- Authority
- DE
- Germany
- Prior art keywords
- water
- biocatalyst
- biological denitrification
- line
- reaction vessel
- 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 - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 53
- 238000006243 chemical reaction Methods 0.000 claims description 40
- 108090000790 Enzymes Proteins 0.000 claims description 20
- 102000004190 Enzymes Human genes 0.000 claims description 20
- 239000011942 biocatalyst Substances 0.000 claims description 20
- 239000001257 hydrogen Substances 0.000 claims description 18
- 229910052739 hydrogen Inorganic materials 0.000 claims description 18
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 17
- 229910002651 NO3 Inorganic materials 0.000 claims description 15
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 15
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 8
- 229920000642 polymer Polymers 0.000 claims description 6
- 230000003197 catalytic effect Effects 0.000 claims description 5
- 239000003651 drinking water Substances 0.000 claims description 5
- 235000020188 drinking water Nutrition 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- 210000001822 immobilized cell Anatomy 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 239000012876 carrier material Substances 0.000 claims description 2
- 239000003673 groundwater Substances 0.000 claims description 2
- 244000005700 microbiome Species 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- 239000011241 protective layer Substances 0.000 claims description 2
- 239000002352 surface water Substances 0.000 claims description 2
- 241000589597 Paracoccus denitrificans Species 0.000 claims 1
- 238000007792 addition Methods 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N methanol Natural products OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 235000019441 ethanol Nutrition 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 230000001651 autotrophic effect Effects 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 201000011510 cancer Diseases 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 235000013379 molasses Nutrition 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000003053 toxin Substances 0.000 description 2
- 231100000765 toxin Toxicity 0.000 description 2
- 108700012359 toxins Proteins 0.000 description 2
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical group CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 1
- 239000002028 Biomass Substances 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920006328 Styrofoam Polymers 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 230000000721 bacterilogical effect Effects 0.000 description 1
- 230000031018 biological processes and functions Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000011078 in-house production Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 230000000972 organotrophic effect Effects 0.000 description 1
- 210000004798 organs belonging to the digestive system Anatomy 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000008262 pumice Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000036647 reaction Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 235000015040 sparkling wine Nutrition 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000008261 styrofoam Substances 0.000 description 1
- 235000000346 sugar Nutrition 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002351 wastewater Substances 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
- 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
- C02F3/006—Regulation methods for biological 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
- C02F3/02—Aerobic processes
- C02F3/06—Aerobic processes using submerged filters
-
- 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
- C02F3/10—Packings; Fillings; Grids
-
- 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
- C02F3/10—Packings; Fillings; Grids
- C02F3/105—Characterized by the chemical composition
- C02F3/108—Immobilising gels, polymers or the like
-
- 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
- C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
-
- 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
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
-
- 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
- C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
- C12N11/02—Enzymes or microbial cells immobilised on or in an organic carrier
- C12N11/04—Enzymes or microbial cells immobilised on or in an organic carrier entrapped within the carrier, e.g. gel or hollow fibres
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/38—Gas flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
-
- 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
- Y10S210/903—Nitrogenous
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Biodiversity & Conservation Biology (AREA)
- Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Genetics & Genomics (AREA)
- Biotechnology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Dispersion Chemistry (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Botany (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853520160 DE3520160A1 (de) | 1985-06-05 | 1985-06-05 | Verfahren und vorrichtung zum entfernen von nitrat aus oberflaechen- und grundwasser, insbesondere trinkwasser |
| US06/869,101 US4756831A (en) | 1985-06-05 | 1986-05-30 | Process and apparatus for removal of nitrate from surface and ground water, in particular drinking water |
| EP86107375A EP0204273A3 (de) | 1985-06-05 | 1986-05-30 | Verfahren und Vorrichtung zum Entfernen von Nitrat aus Oberflächen- und Grundwasser, insbesondere Trinkwasser |
| DE19863641567 DE3641567A1 (de) | 1985-06-05 | 1986-12-05 | Verfahren und vorrichtung zum entfernen von ammonium aus abwasser, oberflaechenwasser oder grundwasser |
| EP87116928A EP0273174A1 (de) | 1985-06-05 | 1987-11-17 | Verfahren und Vorrichtung zum Entfernen von Ammonium aus Abwasser, Oberflächenwasser oder Grundwasser |
| DK638587A DK638587A (da) | 1985-06-05 | 1987-12-04 | Fremgangsmaade og anlaeg til fjernelse af ammonium fra spildevand, overfladevand eller grundvand |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853520160 DE3520160A1 (de) | 1985-06-05 | 1985-06-05 | Verfahren und vorrichtung zum entfernen von nitrat aus oberflaechen- und grundwasser, insbesondere trinkwasser |
| DE19863641567 DE3641567A1 (de) | 1985-06-05 | 1986-12-05 | Verfahren und vorrichtung zum entfernen von ammonium aus abwasser, oberflaechenwasser oder grundwasser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3520160A1 DE3520160A1 (de) | 1986-12-11 |
| DE3520160C2 true DE3520160C2 (OSRAM) | 1992-08-06 |
Family
ID=39327265
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853520160 Granted DE3520160A1 (de) | 1985-06-05 | 1985-06-05 | Verfahren und vorrichtung zum entfernen von nitrat aus oberflaechen- und grundwasser, insbesondere trinkwasser |
| DE19863641567 Withdrawn DE3641567A1 (de) | 1985-06-05 | 1986-12-05 | Verfahren und vorrichtung zum entfernen von ammonium aus abwasser, oberflaechenwasser oder grundwasser |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19863641567 Withdrawn DE3641567A1 (de) | 1985-06-05 | 1986-12-05 | Verfahren und vorrichtung zum entfernen von ammonium aus abwasser, oberflaechenwasser oder grundwasser |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4756831A (OSRAM) |
| EP (2) | EP0204273A3 (OSRAM) |
| DE (2) | DE3520160A1 (OSRAM) |
| DK (1) | DK638587A (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4011420A1 (de) * | 1990-04-09 | 1991-10-10 | Gert Schwentner | Verfahren mit tropfkoerper zur gezielten elimination der im abwasser vorhandenen stickstoffverbindungen insbesondere nitrit- und nitratstickstoff durch die biochemischen vorgaenge der denitrifikation |
Families Citing this family (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3520160A1 (de) * | 1985-06-05 | 1986-12-11 | Noell GmbH, 8700 Würzburg | Verfahren und vorrichtung zum entfernen von nitrat aus oberflaechen- und grundwasser, insbesondere trinkwasser |
| CH667641A5 (de) * | 1986-11-04 | 1988-10-31 | Sulzer Ag | Verfahren zur autotrophen denitrifikation von wasser. |
| DE3715867A1 (de) * | 1987-05-07 | 1988-11-24 | Schering Ag | Verfahren zur reinigung von abwaessern |
| JPH01305168A (ja) * | 1988-06-03 | 1989-12-08 | Fuji Filter Kogyo Kk | スラリー用プランジャーポンプ |
| DE3830850A1 (de) * | 1988-09-10 | 1990-03-22 | Gutec Gmbh | Verfahren zur entfernung des nitrit- und/oder nitratgehaltes in wasser |
| DE3917368A1 (de) * | 1989-05-29 | 1991-03-21 | Degremont | Verfahren zur biologischen umwandlung geloester nitrate und anlage zur durchfuehrung des verfahrens |
| US5039414A (en) * | 1989-08-01 | 1991-08-13 | Mueller Marc B | Process for separating and/or recovering hydrocarbon oils from water using biodegradable absorbent sponges |
| FR2659076A1 (fr) * | 1990-03-02 | 1991-09-06 | Centre Nat Rech Scient | Procede biologique pour la denitrification des milieux liquides et appareillage pour la mise en óoeuvre de ce procede. |
| DK112590D0 (da) * | 1990-05-07 | 1990-05-07 | S E Joergensen | Fremgangsmaade til fjernelse af nitrogen fra vandige oploesninger |
| US4988443A (en) * | 1990-07-03 | 1991-01-29 | North Carolina State University | Bioreactor process for continuous removal of organic toxicants and other oleophilc solutes from an aqueous process stream |
| DE4027222A1 (de) * | 1990-08-24 | 1992-02-27 | Preussag Noell Wassertech | Verfahren zur eliminierung von phosphat aus wasser |
| DE4027221A1 (de) * | 1990-08-24 | 1992-02-27 | Preussag Noell Wassertech | Verfahren und vorrichtung zum entfernen von ammonium, nitrit und/oder nitrat aus wasser |
| US5207899A (en) * | 1991-02-28 | 1993-05-04 | Gregory Boyle | Rotating bacterial tablet dispenser for an underground wastewater denitrification system |
| FR2673932B1 (fr) * | 1991-03-15 | 1996-10-25 | Omnium Traitement Valorisa | Procede et appareillage pour l'epuration d'eaux residuaires par voie biologique. |
| US5211847A (en) * | 1991-04-22 | 1993-05-18 | Infilco Degremont Inc. | Denitrification methods |
| ATE153317T1 (de) * | 1992-10-06 | 1997-06-15 | Ct Umwelttechnik Ag | Verfahren zur biologischen reinigung von wasser und mittel zum durchführen des verfahrens |
| US5397473A (en) * | 1993-08-27 | 1995-03-14 | Cornell Research Foundation, Inc. | Biological treatment method for water |
| FR2713221B1 (fr) * | 1993-12-01 | 1996-02-23 | Cise Internationale | Procédé d'élimination continue des substances azotées d'eaux à potabiliser et installation pour la mise en Óoeuvre du procédé. |
| US5496472A (en) * | 1993-12-20 | 1996-03-05 | Tetra Technologies, Inc. | Method and apparatus for denitrification of wastewater |
| US5578210A (en) * | 1994-11-15 | 1996-11-26 | The Dow Chemical Company | Method for stimulating anaerobic biotransformation of halogenated hydrocarbons |
| GB9425110D0 (en) * | 1994-12-13 | 1995-02-08 | Boc Group Plc | Sewage respiration inhibition |
| DE19505436A1 (de) * | 1995-02-17 | 1996-08-22 | Solvay Umweltchemie Gmbh | Kombiniertes Verfahren zur chemischen und biologischen Behandlung von Wasser |
| DE19680100D2 (de) * | 1995-02-21 | 1997-08-21 | Bergen Peter | System zur Reinigung von Rohwasser, insbesondere Abwasser |
| JPH08256773A (ja) * | 1995-03-27 | 1996-10-08 | Bio Material:Kk | 微生物固定化用担体及びその微生物固定化用担体を用いた液体中の窒素化合物の変換方法 |
| 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 |
| US5910245A (en) * | 1997-01-06 | 1999-06-08 | Ieg Technologies Corp. | Bioremediation well and method for bioremediation treatment of contaminated water |
| US5811259A (en) * | 1997-07-29 | 1998-09-22 | Ecomat, Inc. | Biochemical reactor |
| DE19950617A1 (de) * | 1999-10-20 | 2001-04-26 | Thilo Herrmann | Verfahren und Anlage zum Abbau von gelösten Stoffen in Wasser und Abwasser |
| EP2142480A4 (en) * | 2000-04-03 | 2010-01-13 | Richard A Haase | DRINKING WATER CLEANING PROCESS WITH BIOFILTRATION |
| IT1318644B1 (it) * | 2000-07-25 | 2003-08-27 | Sued Chemie Mt Srl | Procedimento per la denitrificazione delle acque. |
| US20030127603A1 (en) * | 2001-05-15 | 2003-07-10 | Bernard Horowitz | Apparatus for the inactivation of pathogens in protein-containing fluids and uses thereof |
| DE10318736A1 (de) * | 2003-04-25 | 2004-11-11 | Thyssenkrupp Encoke Gmbh | Verfahren zur Reinigung von Kokereiabwasser |
| ES2246741B1 (es) * | 2005-08-09 | 2007-05-16 | Yaragua Technology, S.L. | Procedimiento para la depuracion de aguas residuales. |
| WO2021033120A1 (en) * | 2019-08-17 | 2021-02-25 | Fariba Rezvani | Nitrate removal from drinking water |
| DE102020101182A1 (de) * | 2019-11-29 | 2021-06-02 | Wte Wassertechnik Gmbh | Verfahren zur biologischen Reinigung von nitrathaltigem Wasser |
| CN112939879B (zh) * | 2021-02-05 | 2023-05-05 | 内蒙古世杰化工有限公司 | 一种甲磺草胺连续硝化系统 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1642494A1 (de) * | 1967-10-12 | 1972-02-17 | Maerkische Steinkohlengewerksc | Verfahren und Vorrichtung zum Entfernen von in Wasser geloestem Sauerstoff,insbesondere im Zuge der Speisewasseraufbereitung |
| 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 |
| FR2390192A2 (fr) * | 1977-05-10 | 1978-12-08 | Degremont | Filtre biologique pour l'epuration d'eaux residuaires et installation comportant un tel fitre |
| DE3032869A1 (de) * | 1980-09-01 | 1982-04-15 | Linde Ag, 6200 Wiesbaden | Verfahren und vorrichtung zur anaeroben biologischen reinigung von abwasser |
| CH655294A5 (de) * | 1981-05-20 | 1986-04-15 | Sulzer Ag | Verfahren zur denitrifikation von wasser und anlage zur durchfuehrung des verfahrens. |
| CA1188246A (en) * | 1981-08-31 | 1985-06-04 | Jerry L. Gregory | Immobilized microbe recycle apparatus |
| DE3312579A1 (de) * | 1983-04-08 | 1984-10-11 | Bayer Ag, 5090 Leverkusen | Verfahren zur durchfuehrung von mikrobiologischen umsetzungen bei enger verweilzeitverteilung |
| DE3312578A1 (de) * | 1983-04-08 | 1984-10-11 | Bayer Ag, 5090 Leverkusen | Biologisch aktive zusammensetzung zur abwasser- und abluftreinigung |
| DE3402697A1 (de) * | 1984-01-26 | 1985-08-01 | Bayer Ag, 5090 Leverkusen | Verwendung von hydrophilen, hochgefuellten polyurethanmassen zur biologischen abwasserreinigung |
| DE3410412C2 (de) * | 1984-03-21 | 1991-03-28 | Manfred 7000 Stuttgart Erne | Verfahren zur biologischen Denitrifikation von verunreinigtem Wasser |
| DE3432923C2 (de) * | 1984-09-07 | 1992-07-02 | Joachim Prof. Dr. Klein | Biokatalysator und Verfahren zu seiner Herstellung |
| DE3520160A1 (de) * | 1985-06-05 | 1986-12-11 | Noell GmbH, 8700 Würzburg | Verfahren und vorrichtung zum entfernen von nitrat aus oberflaechen- und grundwasser, insbesondere trinkwasser |
-
1985
- 1985-06-05 DE DE19853520160 patent/DE3520160A1/de active Granted
-
1986
- 1986-05-30 EP EP86107375A patent/EP0204273A3/de not_active Withdrawn
- 1986-05-30 US US06/869,101 patent/US4756831A/en not_active Expired - Fee Related
- 1986-12-05 DE DE19863641567 patent/DE3641567A1/de not_active Withdrawn
-
1987
- 1987-11-17 EP EP87116928A patent/EP0273174A1/de not_active Withdrawn
- 1987-12-04 DK DK638587A patent/DK638587A/da not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4011420A1 (de) * | 1990-04-09 | 1991-10-10 | Gert Schwentner | Verfahren mit tropfkoerper zur gezielten elimination der im abwasser vorhandenen stickstoffverbindungen insbesondere nitrit- und nitratstickstoff durch die biochemischen vorgaenge der denitrifikation |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0204273A3 (de) | 1988-02-10 |
| DE3520160A1 (de) | 1986-12-11 |
| DE3641567A1 (de) | 1988-06-09 |
| DK638587A (da) | 1988-06-06 |
| EP0204273A2 (de) | 1986-12-10 |
| US4756831A (en) | 1988-07-12 |
| DK638587D0 (da) | 1987-12-04 |
| EP0273174A1 (de) | 1988-07-06 |
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