SE456990B - Foerfarande foer borttagning av kvaeve och fosfor ur avloppsvatten genom anvaendning av aktivt slam - Google Patents
Foerfarande foer borttagning av kvaeve och fosfor ur avloppsvatten genom anvaendning av aktivt slamInfo
- Publication number
- SE456990B SE456990B SE8500245A SE8500245A SE456990B SE 456990 B SE456990 B SE 456990B SE 8500245 A SE8500245 A SE 8500245A SE 8500245 A SE8500245 A SE 8500245A SE 456990 B SE456990 B SE 456990B
- Authority
- SE
- Sweden
- Prior art keywords
- mixed liquid
- treatment
- wastewater
- sludge
- basin
- Prior art date
Links
- 239000002351 wastewater Substances 0.000 title claims description 51
- 238000000034 method Methods 0.000 title claims description 46
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 title claims description 5
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 title 1
- 239000007788 liquid Substances 0.000 claims description 66
- 239000010802 sludge Substances 0.000 claims description 55
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 39
- 229910052698 phosphorus Inorganic materials 0.000 claims description 39
- 239000011574 phosphorus Substances 0.000 claims description 39
- 238000005273 aeration Methods 0.000 claims description 30
- 238000003756 stirring Methods 0.000 claims description 26
- 238000004062 sedimentation Methods 0.000 claims description 17
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- 239000001301 oxygen Substances 0.000 claims description 11
- 239000006228 supernatant Substances 0.000 claims description 8
- 241001148470 aerobic bacillus Species 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000013019 agitation Methods 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 2
- 230000000763 evoking effect Effects 0.000 claims 1
- 230000037406 food intake Effects 0.000 claims 1
- 238000009736 wetting Methods 0.000 claims 1
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 5
- 238000005507 spraying Methods 0.000 description 5
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- 238000002203 pretreatment Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000010801 sewage sludge Substances 0.000 description 2
- 101100298295 Drosophila melanogaster flfl gene Proteins 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 239000010865 sewage 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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
-
- 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
- C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
-
- 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
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1263—Sequencing batch reactors [SBR]
-
- 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
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
-
- 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
- C02F3/308—Biological phosphorus removal
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
- G01N33/1806—Biological oxygen demand [BOD] or chemical oxygen demand [COD]
-
- 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
-
- 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
- Y10S210/906—Phosphorus containing
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Biomedical Technology (AREA)
- Emergency Medicine (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Activated Sludge Processes (AREA)
- Removal Of Specific Substances (AREA)
- Treating Waste Gases (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59007250A JPS60150894A (ja) | 1984-01-20 | 1984-01-20 | バツチ式活性汚泥処理装置 |
JP59021814A JPS60166097A (ja) | 1984-02-10 | 1984-02-10 | 生物処理による脱リン法 |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8500245D0 SE8500245D0 (sv) | 1985-01-18 |
SE8500245L SE8500245L (sv) | 1985-07-21 |
SE456990B true SE456990B (sv) | 1988-11-21 |
Family
ID=26341519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8500245A SE456990B (sv) | 1984-01-20 | 1985-01-18 | Foerfarande foer borttagning av kvaeve och fosfor ur avloppsvatten genom anvaendning av aktivt slam |
Country Status (11)
Country | Link |
---|---|
US (1) | US4655925A (fr) |
KR (1) | KR920002816B1 (fr) |
AU (1) | AU575111B2 (fr) |
CA (1) | CA1244562A (fr) |
DE (1) | DE3501585A1 (fr) |
DK (1) | DK168431B1 (fr) |
FR (1) | FR2558460B1 (fr) |
GB (1) | GB2155003B (fr) |
NL (1) | NL8500123A (fr) |
NO (1) | NO162337C (fr) |
SE (1) | SE456990B (fr) |
Families Citing this family (74)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU579013B2 (en) * | 1985-01-25 | 1988-11-10 | Nishihara Environmental Sanitation Research Corporation Ltd. | Waste water treatment process for removal of nitrogen and phosphorus |
JPS61268397A (ja) * | 1985-05-23 | 1986-11-27 | Nishihara Environ Sanit Res Corp | 汚水処理方法 |
CA1251279A (fr) * | 1986-05-16 | 1989-03-14 | The Governors Of The University Of Alberta | Determination de la consommation d'oxygene dans les installation de traitement des eaux usees |
JPH0665399B2 (ja) * | 1986-09-09 | 1994-08-24 | 株式会社西原環境衛生研究所 | 間欠曝気式による活性汚泥処理方法およびその装置 |
DE3712433A1 (de) * | 1987-04-11 | 1988-10-27 | Schreiber Berthold | Verfahren zur biologischen abwasserreinigung |
US4867883A (en) * | 1987-04-21 | 1989-09-19 | Hampton Roads Sanitation District Of The Commonwealth Of Virginia | High-rate biological waste water treatment process using activated sludge recycle |
US5013441A (en) * | 1988-07-20 | 1991-05-07 | Goronszy Mervyn C | Biological nutrient removal with sludge bulking control in a batch activated sludge system |
DE3835374A1 (de) * | 1988-10-18 | 1990-04-19 | Boes Manfred | Verfahren zur reinigung von abwasser in einem belebungsbecken |
US5364530A (en) * | 1988-11-17 | 1994-11-15 | Otto Oeko-Tech Gmbh & Co. Kg | Process for the biological purification of sewage |
US4917805A (en) * | 1988-12-20 | 1990-04-17 | Reid John H | Cyclical complete mix activated sludge process |
US4919815A (en) * | 1989-02-06 | 1990-04-24 | Zimpro/Passavant Inc. | Two-stage anaerobic/aerobic treatment process |
WO1990009965A1 (fr) * | 1989-02-27 | 1990-09-07 | Aquamot Ag | Procede et dispositif pour eliminer biologiquement les impuretes phosphatees dans les eaux usees |
US4948510A (en) * | 1989-10-12 | 1990-08-14 | United Industries, Inc. | Biological phosphorous removal from wastewater using multiple recombinable basins |
US5268094A (en) * | 1990-03-15 | 1993-12-07 | Long Jeffrey N | Wastewater processing apparatus |
BE1006765A5 (fr) * | 1990-05-31 | 1994-12-06 | Forschungszentrum Juelich Gmbh | Dispositif pour l'epuration des eaux residuaires selon le procede a boue activee et, en particulier, avec denitrification. |
KR920014720A (ko) * | 1991-01-26 | 1992-08-25 | 이상수 | 폐수 처리 방법 |
EP0509152A1 (fr) * | 1991-04-17 | 1992-10-21 | Ecotechniek B.V. | Méthode et installation pour le traitement du fumier |
US5266200A (en) * | 1991-04-17 | 1993-11-30 | Reid John H | Sequence continuous reaction in complete mix activated sludge systems |
DE4140915C2 (de) * | 1991-04-20 | 2000-06-08 | Intech Pev Informationstechnis | Kläranlage mit einstufigem Belebungsbecken und einem Reglersystem für die biochemischen Prozesse |
GB9118560D0 (en) * | 1991-08-30 | 1991-10-16 | Pirtferm Ltd | Process for degrading organic matter |
US5160043A (en) * | 1991-09-09 | 1992-11-03 | I. Kruger, Inc. | Method of exhausting dissolved oxygen in a nitrogen removal wastewater treatment process |
FR2687996B1 (fr) * | 1992-03-02 | 1995-03-10 | Lafarge Fondu Int | Procede d'epuration, par voie biologique, des effluents a forte concentration en azote ammoniacal. |
FR2687995B1 (fr) * | 1992-03-02 | 1995-01-06 | Lafarge Fondu Int | Procede d'epuration, par voie biologique, des effluents a forte concentration en azote ammoniacal. |
MX9304141A (es) * | 1992-07-22 | 1994-02-28 | Richard C Baxter | Aparato movil para el tratamiento de desechos. |
US5490934A (en) * | 1993-08-30 | 1996-02-13 | Lawrence A. Schmid | Method of biological denitrification |
DE4332815A1 (de) * | 1993-09-27 | 1995-04-13 | Uta Ges Fuer Umwelttechnik Und | Kläranlage nach dem SBR-Prinzip |
US6126827A (en) * | 1993-11-30 | 2000-10-03 | Charles L. Johnson, Jr. | High-strength septage biological treatment system |
DE4417259C2 (de) * | 1994-05-17 | 2000-09-21 | Rwe Umwelt Ag | Verfahren zum Reinigen von Abwasser mittels Belebtschlamm |
US5908554A (en) * | 1994-07-14 | 1999-06-01 | Kruger A/S | Method and plant for the purification of waste water by the activated sludge method |
IT1270276B (it) * | 1994-08-02 | 1997-04-29 | Waterplan Spa | Sistema di monitoraggio e regolazione degli impianti di trattamento biologico della acque di scarico |
SI9400402A (en) * | 1994-11-07 | 1996-02-29 | Megusar France Prof Dr | Method of waste water treatment in order to reduce nitrogen contents. |
US5647986A (en) * | 1994-12-02 | 1997-07-15 | Nawathe; Dilip | Apparatus and process for distributed treatment of wastewater |
GB9425110D0 (en) * | 1994-12-13 | 1995-02-08 | Boc Group Plc | Sewage respiration inhibition |
US5624562A (en) * | 1995-03-20 | 1997-04-29 | Ev Environmental, Inc. | Apparatus and treatment for wastewater |
US5599450A (en) * | 1995-11-20 | 1997-02-04 | Jet Tech, Inc. | Anaerobic upflow batch reactor |
US5611927A (en) * | 1996-03-07 | 1997-03-18 | Waterlink, Inc. | System for removing nutrients from wastewater |
DE19614214C2 (de) * | 1996-04-10 | 1998-01-29 | Herhof Umwelttechnik Gmbh | Verfahren und Vorrichtung zur Aufbereitung von Wasser aus einem biologischen Abbauprozeß |
NL1003470C2 (nl) * | 1996-07-01 | 1998-01-07 | Sirius B V | Reactor en werkwijze voor het zuiveren van afvalwater. |
NL1003866C2 (nl) * | 1996-08-23 | 1998-02-26 | Grontmij Advies & Techniek Bv | Biologische zuivering van afvalwater. |
AT407151B (de) * | 1997-04-14 | 2001-01-25 | Ingerle Kurt Dipl Ing Dr Techn | Verfahren zur reinigung ammoniumhaltigen abwassers |
US6183642B1 (en) * | 1997-08-21 | 2001-02-06 | Grontmij Advies & Techniek B.V. | Biological treatment of wastewater |
NL1007114C2 (nl) * | 1997-09-25 | 1999-03-26 | Tno | Inrichting voor het zuiveren van afvalwater. |
US5798043A (en) * | 1997-12-01 | 1998-08-25 | Khudenko Engineering, Inc. | Control of anaerobic wastewater treatment |
FI104486B (fi) | 1998-10-14 | 2000-02-15 | Raimo Maeaettae | Menetelmä ja järjestelmä jäteveden puhdistamiseksi |
CZ296942B6 (cs) * | 1999-10-19 | 2006-07-12 | Envi-Pur, S. R. O. | Zpusob biologického cistení odpadních vod a zarízení k provádení tohoto zpusobu |
US6210578B1 (en) * | 1999-10-29 | 2001-04-03 | Universidad Nacional Autonoma De Mexico | Residual water treatment microplant for small flows |
US6773596B2 (en) | 2000-08-03 | 2004-08-10 | Ladislav Penzes | Activated sludge method and device for the treatment of effluent with nitrogen and phosphorus removal |
US6426004B1 (en) | 2000-09-14 | 2002-07-30 | Basf Corporation | Continuous flow completely mixed waste water treatment method |
US6613229B2 (en) * | 2001-02-16 | 2003-09-02 | Wastewater Technology, Inc. | Waste treatment method and apparatus with denitrification chamber |
GB0105059D0 (en) * | 2001-03-01 | 2001-04-18 | Sev Trent Water Ltd | Activated sludge treatment |
US7850850B2 (en) * | 2001-03-02 | 2010-12-14 | Daniel Robert Miklos | Apparatus and methods for control of waste treatment processes |
US6660163B2 (en) | 2001-03-02 | 2003-12-09 | Daniel Robert Miklos | Waste treatment with control over biological solids |
US7854842B2 (en) * | 2001-03-02 | 2010-12-21 | Daniel Robert Miklos | Apparatus and methods for control of waste treatment processes |
US8002986B2 (en) * | 2001-03-02 | 2011-08-23 | Daniel R. Miklos | Apparatus and methods for control of waste treatment processes |
US6733672B2 (en) | 2001-10-19 | 2004-05-11 | Basf Corporation | System and method for the treatment of soot-laden water |
US6712970B1 (en) * | 2002-01-11 | 2004-03-30 | Enviroquip, Inc. | Sewage treatment process with phosphorus removal |
US7144507B2 (en) * | 2002-12-11 | 2006-12-05 | Paul Baskis | Dry cycle anaerobic digester |
US20050023215A1 (en) * | 2003-07-29 | 2005-02-03 | Bare Richard E. | Periodic aeration in an activated sludge reactor for wastewater treatment |
US7387733B2 (en) * | 2003-12-11 | 2008-06-17 | Baswood, Llc | System and method for processing organic waste material |
KR100436186B1 (ko) * | 2004-03-18 | 2004-06-17 | 한국과학기술연구원 | 연속주입 간헐 폭기식 하수 처리 장치 및 방법 |
US7309434B2 (en) * | 2004-06-28 | 2007-12-18 | Potts David A | Apparatus and method for wastewater treatment |
DE102005007408A1 (de) * | 2005-02-18 | 2006-08-24 | Holm, Niels Christian, Dr. | Verfahren zur Verbesserung der Denitrifikation und Bio-P-Elimination beim SBR-Verfahren |
FR2889180B1 (fr) * | 2005-08-01 | 2008-04-04 | Suez Environnement Sa | Procede et installation de traitement d'effluents concentres en azote dans un reacteur biologique sequentiel a cycles fractionnes |
JP5191903B2 (ja) * | 2006-01-04 | 2013-05-08 | クレワー・オサケユキテュア | バイオリアクター及び水を生物学的に浄化する方法 |
US7553410B1 (en) | 2008-05-02 | 2009-06-30 | Eastwood Research, Inc. | Septage treatment system |
IT1393329B1 (it) | 2009-01-21 | 2012-04-20 | Brondolin S P A | Pistone e anello di tenuta per pressofusione |
US8968557B2 (en) | 2011-05-26 | 2015-03-03 | Paul T. Baskis | Method and apparatus for converting coal to petroleum product |
US8821727B2 (en) | 2011-06-08 | 2014-09-02 | Aero-Mod Incorporated | Systems and methods for treating wastewater |
US8721888B2 (en) * | 2011-09-01 | 2014-05-13 | Leaderman & Associates Co., Ltd. | Wastewater treatment method using annularly arranged microorganism carriers |
CN105366888B (zh) * | 2015-11-26 | 2018-08-07 | 暨南大学 | 一种用于小流量污水深度脱氮除磷的方法及装置 |
CN105384242B (zh) * | 2015-12-28 | 2017-10-13 | 郑州轻工业学院 | 一种利用膜生物反应器同步去除低碳源废水中碳、氮和悬浮物的工艺的启动方法 |
CN108152464B (zh) * | 2017-12-11 | 2020-10-27 | 绿桥(泰州)生态修复有限公司 | 一种连续型水质检测装置 |
CN115093084B (zh) * | 2022-08-05 | 2023-05-05 | 四川省生态环境科学研究院 | 一种多点多槽同步电化学除磷系统及其除磷方法 |
CN115385529A (zh) * | 2022-09-08 | 2022-11-25 | 江苏百英生物科技有限公司 | 抗体蛋白纯化废水处理方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1034265A (fr) * | 1974-06-26 | 1978-07-04 | Elton S. Savage | Methode et materiel de traitement des eaux usees |
US3994802A (en) * | 1975-04-16 | 1976-11-30 | Air Products And Chemicals, Inc. | Removal of BOD and nitrogenous pollutants from wastewaters |
US4056465A (en) * | 1976-04-12 | 1977-11-01 | Air Products And Chemicals, Inc. | Production of non-bulking activated sludge |
NL7904891A (nl) * | 1978-08-02 | 1980-02-05 | Pielkenrood Vinitex Bv | Werkwijze en inrichting voor het biologisch reiningen van waterige vloeistoffen. |
US4271026A (en) * | 1979-10-09 | 1981-06-02 | Air Products And Chemicals, Inc. | Control of activated sludge wastewater treating process for enhanced phosphorous removal |
US4488967A (en) * | 1983-03-07 | 1984-12-18 | Air Products And Chemicals, Inc. | Treatment of wastewater containing phosphorus compounds |
US4522722A (en) * | 1983-03-07 | 1985-06-11 | Air Products And Chemicals, Inc. | Nitrogen and phosphorus removal from wastewater |
-
1985
- 1985-01-04 GB GB8500246A patent/GB2155003B/en not_active Expired
- 1985-01-18 FR FR8500708A patent/FR2558460B1/fr not_active Expired - Lifetime
- 1985-01-18 DE DE19853501585 patent/DE3501585A1/de active Granted
- 1985-01-18 CA CA000472426A patent/CA1244562A/fr not_active Expired
- 1985-01-18 SE SE8500245A patent/SE456990B/sv not_active IP Right Cessation
- 1985-01-18 NO NO850218A patent/NO162337C/no not_active IP Right Cessation
- 1985-01-18 KR KR1019850000289A patent/KR920002816B1/ko not_active IP Right Cessation
- 1985-01-18 US US06/692,839 patent/US4655925A/en not_active Expired - Lifetime
- 1985-01-18 DK DK026485A patent/DK168431B1/da not_active IP Right Cessation
- 1985-01-18 AU AU37799/85A patent/AU575111B2/en not_active Ceased
- 1985-01-18 NL NL8500123A patent/NL8500123A/nl not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE3501585C2 (fr) | 1992-12-03 |
SE8500245D0 (sv) | 1985-01-18 |
KR920002816B1 (ko) | 1992-04-04 |
DE3501585A1 (de) | 1985-08-14 |
GB8500246D0 (en) | 1985-02-13 |
NO162337C (no) | 1989-12-13 |
DK168431B1 (da) | 1994-03-28 |
FR2558460B1 (fr) | 1991-09-20 |
GB2155003A (en) | 1985-09-18 |
FR2558460A1 (fr) | 1985-07-26 |
SE8500245L (sv) | 1985-07-21 |
CA1244562A (fr) | 1988-11-08 |
GB2155003B (en) | 1987-12-31 |
AU3779985A (en) | 1985-08-01 |
DK26485D0 (da) | 1985-01-18 |
NL8500123A (nl) | 1985-08-16 |
NO850218L (no) | 1985-07-22 |
NO162337B (no) | 1989-09-04 |
KR850005378A (ko) | 1985-08-24 |
DK26485A (da) | 1985-07-21 |
AU575111B2 (en) | 1988-07-21 |
US4655925A (en) | 1987-04-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE456990B (sv) | Foerfarande foer borttagning av kvaeve och fosfor ur avloppsvatten genom anvaendning av aktivt slam | |
US5505862A (en) | Method for sewage clarification | |
US3964998A (en) | Improvements in and relating to waste water treatment | |
US4042494A (en) | Pressure pipe treatment for sewage | |
KR100649099B1 (ko) | 단계주입 상향류 반응조를 이용한 하폐수 내 질소, 인고도처리장치 | |
HUT69504A (en) | Process installation and reactor for biological treatment of waste water | |
CN104986854B (zh) | 污泥回流控制系统、方法及污水处理系统 | |
KR102171365B1 (ko) | 이중탱크구조를 이용한 연속흐름의 생물학적 하·폐수 고도처리시설 | |
KR100461919B1 (ko) | 연속 회분식 단일 반응조와 접촉 폭기조를 조합한 하수처리 장치 및 이를 이용한 하수의 처리 방법 | |
KR100378558B1 (ko) | 침전지 부착형 혐기·호기 회전원판법을 이용한 오,폐수의질소, 인 제거 방법 | |
US2615842A (en) | Method of and apparatus for concentrating sewage sludges | |
HU226855B1 (hu) | Berendezés szerves szennyezõdést tartalmazó szennyvíz, különösen kommunális vagy/és élelmiszer-ipari szennyvizek eleveniszapos biológiai tisztítására, valamint eljárás a berendezés üzemeltetésére | |
CZ284297A3 (cs) | Způsob biologického čištění odpadních vod a zařízení k provádění tohoto způsobu | |
JPH05192688A (ja) | 緩衝槽を用いた嫌気−好気活性汚泥処理装置 | |
JP2540150B2 (ja) | 生物学的脱窒装置 | |
JP3676392B2 (ja) | オキシデーションディッチにおける脱リン方法 | |
Roustan et al. | Separation of the two functions aeration and mixing in oxidation ditches: Application to the denitrification by activated sludge | |
KR100520034B1 (ko) | 원수 연속균등유입 연속회분식 반응조에서의 유기물,영양염류 제거방법 및 그 장치 | |
JPH0691292A (ja) | 嫌気−好気活性汚泥処理装置の運転制御方法 | |
JPS6350078B2 (fr) | ||
JP2001259682A (ja) | 廃水処理装置 | |
US3464918A (en) | Method and apparatus for treating digestion tank super-natant liquor | |
KR100268368B1 (ko) | 간헐방류식장기폭기공정 | |
Peter et al. | Operation experiences with biological phosphorus removal at the sewage treatment plants of Berlin (West) | |
Altinbaş et al. | Comparison of intermittently aerated continuous and batch biofilm reactor in nutrient removal |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAL | Patent in force |
Ref document number: 8500245-9 Format of ref document f/p: F |
|
NUG | Patent has lapsed |