NO172687B3 - Fremgangsmaate og reaktor for rensing av vann - Google Patents
Fremgangsmaate og reaktor for rensing av vann Download PDFInfo
- Publication number
- NO172687B3 NO172687B3 NO922904A NO922904A NO172687B3 NO 172687 B3 NO172687 B3 NO 172687B3 NO 922904 A NO922904 A NO 922904A NO 922904 A NO922904 A NO 922904A NO 172687 B3 NO172687 B3 NO 172687B3
- Authority
- NO
- Norway
- Prior art keywords
- reactor
- carriers
- biofilm
- water
- aerobic
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000004140 cleaning Methods 0.000 title description 9
- 239000000969 carrier Substances 0.000 claims abstract description 40
- 238000000746 purification Methods 0.000 claims abstract description 11
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 239000002351 wastewater Substances 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 claims description 27
- 238000005192 partition Methods 0.000 claims description 9
- 229920003023 plastic Polymers 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 9
- 239000003344 environmental pollutant Substances 0.000 claims description 6
- 231100000719 pollutant Toxicity 0.000 claims description 6
- 230000009466 transformation Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 239000003000 extruded plastic Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 239000010802 sludge Substances 0.000 description 28
- 239000002028 Biomass Substances 0.000 description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 11
- 239000001301 oxygen Substances 0.000 description 11
- 229910052760 oxygen Inorganic materials 0.000 description 11
- 238000005273 aeration Methods 0.000 description 8
- 238000013461 design Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 7
- 244000005700 microbiome Species 0.000 description 7
- 239000002245 particle Substances 0.000 description 7
- 230000031018 biological processes and functions Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 230000001580 bacterial effect Effects 0.000 description 5
- 239000012876 carrier material Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 4
- 239000005416 organic matter Substances 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 239000011574 phosphorus Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000007306 turnover Effects 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000006213 oxygenation reaction Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 229920000114 Corrugated plastic Polymers 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005276 aerator Methods 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 238000011138 biotechnological process Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000003295 industrial effluent Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 238000009423 ventilation 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
- C02F3/08—Aerobic processes using moving contact bodies
- C02F3/085—Fluidized beds
-
- 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
- C02F3/28—Anaerobic digestion processes
- C02F3/2806—Anaerobic processes using solid supports for microorganisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/30—Details relating to random packing elements
- B01J2219/302—Basic shape of the elements
- B01J2219/30223—Cylinder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/30—Details relating to random packing elements
- B01J2219/302—Basic shape of the elements
- B01J2219/30246—Square or square-derived
- B01J2219/30249—Cube
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Organic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Biological Treatment Of Waste Water (AREA)
- Physical Water Treatments (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Coating Apparatus (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Removal Of Specific Substances (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO922904A NO172687B3 (no) | 1990-01-23 | 1992-07-22 | Fremgangsmaate og reaktor for rensing av vann |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO900316A NO900316D0 (no) | 1990-01-23 | 1990-01-23 | Baerer for biofilm og anvendelse av denne, reaktor inneholdende baereren, og fremgangsmaate for rensing av vann. |
NO903174A NO903174D0 (no) | 1990-07-16 | 1990-07-16 | Baerer for biofilm. |
PCT/NO1991/000007 WO1991011396A1 (en) | 1990-01-23 | 1991-01-22 | Method and reactor for purification of water |
NO922904A NO172687B3 (no) | 1990-01-23 | 1992-07-22 | Fremgangsmaate og reaktor for rensing av vann |
Publications (4)
Publication Number | Publication Date |
---|---|
NO922904D0 NO922904D0 (no) | 1992-07-22 |
NO922904L NO922904L (no) | 1992-07-22 |
NO172687C NO172687C (no) | 1993-08-25 |
NO172687B3 true NO172687B3 (no) | 1993-08-25 |
Family
ID=26648200
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO922904A NO172687B3 (no) | 1990-01-23 | 1992-07-22 | Fremgangsmaate og reaktor for rensing av vann |
Country Status (16)
Country | Link |
---|---|
US (2) | US5458779A (ja) |
EP (1) | EP0575314B2 (ja) |
JP (1) | JP3183406B2 (ja) |
AT (1) | ATE112754T1 (ja) |
AU (1) | AU7141691A (ja) |
CA (1) | CA2074470C (ja) |
DE (2) | DE69104629D1 (ja) |
DK (2) | DK0575314T3 (ja) |
ES (1) | ES2064083T4 (ja) |
FI (1) | FI112355B (ja) |
HK (1) | HK1008008A1 (ja) |
LV (1) | LV11457B (ja) |
NO (1) | NO172687B3 (ja) |
PL (1) | PL167645B1 (ja) |
SE (2) | SE504409C2 (ja) |
WO (1) | WO1991011396A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO20092151A (no) * | 2009-06-03 | 2010-11-29 | Biowater Tech As | Fremgangsmåte og reaktor for behandling av vann |
Families Citing this family (163)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69104629D1 (de) * | 1990-01-23 | 1994-11-17 | Kaldnes Miljoteknologi As | Methode und reaktor zur reinigung von wasser. |
NO900316D0 (no) * | 1990-01-23 | 1990-01-23 | Kaldnes Miljoeteknologi A S | Baerer for biofilm og anvendelse av denne, reaktor inneholdende baereren, og fremgangsmaate for rensing av vann. |
US5316668A (en) * | 1992-12-22 | 1994-05-31 | Jet, Inc. | Wastewater treatment plant and apparatus |
US5484524A (en) * | 1993-02-01 | 1996-01-16 | Jet, Inc. | Wastewater treatment apparatus |
ES2071593B1 (es) * | 1993-12-16 | 1996-01-16 | Univ Cantabria | Sistema de depuracion de aguas residuales y de los fangos producidos mediante procesos de biopelicula extraible. |
DE4403716C1 (de) * | 1994-02-07 | 1995-03-16 | Hahnewald Gmbh Chemisch Physik | Verfahren und Reaktor zur mikrobiologischen Wasserbehandlung mit hohem Sauerstoffbedarf |
SE517400C2 (sv) * | 1994-03-16 | 2002-06-04 | Kaldnes Miljoeteknologi As | Biofilmsbärare för vatten- och avloppsvattenrening |
DE9409077U1 (de) * | 1994-06-03 | 1994-08-11 | Augst, Reiner, 02689 Wehrsdorf | Schwimmfähiges, verwirbelbares Trägermaterial für biotechnologische Prozesse |
US6036863A (en) * | 1994-07-21 | 2000-03-14 | Brockdorff; Knud Peter | Reactor for use in water treatment and micro film carriers for use in connection with said treatment as well as a method for operating the reactor |
GB9425172D0 (en) | 1994-12-13 | 1995-02-08 | Anglian Water Services Ltd | Water treatment process and apparatus |
PL182851B1 (pl) * | 1995-02-13 | 2002-03-29 | Proceff Ltd | Sposób wytwarzania sypkiego drobnoziarnistego materiału |
GB2299076A (en) * | 1995-03-09 | 1996-09-25 | Mass Transfer International Lt | Packing elements |
CN1104385C (zh) * | 1995-05-23 | 2003-04-02 | 株式会社荏原制作所 | 用于废液处理设备的载体分离及液体收集装置 |
AUPN474795A0 (en) * | 1995-08-11 | 1995-09-07 | Berg Bennett & Associates Pty Limited | Filtration medium |
USD403738S (en) | 1995-10-19 | 1999-01-05 | Hall Thomas F | Plastic contact bacteria starter for septic tanks |
GB9524404D0 (en) | 1995-11-29 | 1996-01-31 | Anglian Water Services Ltd | Activated sludge treatment |
DE19626592C2 (de) * | 1996-01-30 | 1998-01-15 | Evu Gmbh | Biologische Kleinkläranlage |
FR2745001B1 (fr) * | 1996-02-16 | 1998-04-17 | Degremont | Reacteur pour l'elimination biologique de la pollution organique des eaux |
US6063268A (en) * | 1996-04-30 | 2000-05-16 | Jowett; E. Craig | Containment of water treatment medium |
US5762784A (en) * | 1997-04-29 | 1998-06-09 | Jowett; E. Craig | Containment of water treatmant medium |
US5779886A (en) * | 1996-10-23 | 1998-07-14 | Couture; Real | Media for filtration |
AU721064B2 (en) | 1996-12-20 | 2000-06-22 | Evoqua Water Technologies Llc | Scouring method |
ES2128962B1 (es) * | 1996-12-27 | 2000-04-01 | Univ Cantabria | Proceso de tratamiento biologico de aguas basado en biopelicula sobre soporte de diseño especifico. |
US6916421B1 (en) * | 1997-03-13 | 2005-07-12 | Terry J. Cullinan | Vertical vortex or laminar flow interactive bio media water treatment device |
US5811259A (en) * | 1997-07-29 | 1998-09-22 | Ecomat, Inc. | Biochemical reactor |
US5908555A (en) * | 1997-08-29 | 1999-06-01 | Hydrometrics, Inc. | Anoxic biotreatment cell |
GB9801526D0 (en) * | 1998-01-23 | 1998-03-25 | Anglian Water Services Ltd | Water treatment |
GB2333522B (en) * | 1998-01-23 | 2002-12-04 | Aw Creative Technologies Ltd | Water treatment |
DE19829673C2 (de) * | 1998-07-03 | 2003-02-27 | Michael Knobloch | Verfahren und Anlage zur Behandlung von Abwasser aus der Ölfrüchte- und Getreideverarbeitung |
DE19845808C1 (de) * | 1998-09-30 | 2000-07-13 | Wilk Bernd Ulrich | Verfahren und Vorrichtung zur biologischen Reinigung von Abwasser |
AU1549600A (en) * | 1998-12-04 | 2000-06-26 | Knud Peter Brockdorff | A method and a bio reactor for use in the purification of water, and a bio-element for use in this connection |
DE19932903A1 (de) * | 1999-04-12 | 2000-10-26 | Volker Harbs | Verfahren zur biologischen Abwasserreinigung unter Verwendung eines Wirbelbettes in einem Bioreaktor |
AU3716101A (en) * | 2000-03-08 | 2001-09-17 | Zenon Environmental Inc. | Membrane module for gas transfer and membrane supported biofilm process |
US6447681B1 (en) | 2000-08-07 | 2002-09-10 | Kent Sea Tech Corporation | Aquaculture wastewater treatment system and method of making same |
US6685826B1 (en) * | 2000-08-29 | 2004-02-03 | Ron James | Fish pond filter system |
US6447675B1 (en) * | 2000-08-29 | 2002-09-10 | Ron James | Fish pond filter system |
JP3765737B2 (ja) * | 2000-10-04 | 2006-04-12 | シャープ株式会社 | 排水の処理方法とその装置 |
US6752926B2 (en) | 2000-10-20 | 2004-06-22 | Trustees Of Stevens Institute Of Technology | Method and apparatus for treatment of wastewater |
FR2821345B1 (fr) * | 2001-02-27 | 2003-11-14 | Degremont | Procede d'epuration biologique des eaux residuaires en cultures mixtes |
AUPR421501A0 (en) | 2001-04-04 | 2001-05-03 | U.S. Filter Wastewater Group, Inc. | Potting method |
JP5106723B2 (ja) * | 2001-05-28 | 2012-12-26 | 義公 渡辺 | 有機性廃水の処理装置および処理方法 |
US6616845B2 (en) | 2001-05-29 | 2003-09-09 | Aqwise Wise Water Technologies, Ltd. | Method and apparatus for biological wastewater treatment |
CA2449853A1 (en) * | 2001-05-29 | 2002-12-05 | Aqwise - Wise Water Technologies Ltd. | Method, apparatus and biomass support element for biological wastewater treatment |
US6726838B2 (en) | 2002-01-07 | 2004-04-27 | Agwise Wise Water Technologies Ltd. | Biofilm carrier, method of manufacture thereof and waste water treatment system employing biofilm carrier |
AUPR692401A0 (en) | 2001-08-09 | 2001-08-30 | U.S. Filter Wastewater Group, Inc. | Method of cleaning membrane modules |
SE521148C2 (sv) * | 2002-02-18 | 2003-10-07 | Kaldnes Miljoeteknologi As | Förfarande för biologisk rening av vatten i en reaktor innehållande bärare för biofilmspåväxt |
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FI115628B (fi) * | 2002-09-27 | 2005-06-15 | Hannu L Suominen | Menetelmä ja laite orgaanisen aineen hapettamiseksi |
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DE10259915A1 (de) * | 2002-12-20 | 2004-07-15 | Ballies, Uwe, Dr.med. | Filterelement für eine Klärvorrichtung zur biologischen Reinigung von Wasser |
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US7175763B2 (en) * | 2003-02-13 | 2007-02-13 | Zenon Technology Partnership | Membrane supported biofilm process for autotrophic reduction |
US7303676B2 (en) * | 2003-02-13 | 2007-12-04 | Zenon Technology Partnership | Supported biofilm apparatus and process |
US7294259B2 (en) | 2003-02-13 | 2007-11-13 | Zenon Technology Partnership | Membrane module for gas transfer |
ITPD20030055A1 (it) * | 2003-03-18 | 2004-09-19 | Acqua Minerale S Benedetto S P A | Supporto per biofilm da utilizzare in impianti di purificazione |
NZ545206A (en) | 2003-08-29 | 2009-03-31 | Siemens Water Tech Corp | Backwash |
WO2005046849A1 (en) | 2003-11-14 | 2005-05-26 | U.S. Filter Wastewater Group, Inc. | Improved module cleaning method |
US7081203B2 (en) * | 2004-03-16 | 2006-07-25 | Glenn Helm | Compact surface mounted on-site wastewater treatment unit |
US8758621B2 (en) | 2004-03-26 | 2014-06-24 | Evoqua Water Technologies Llc | Process and apparatus for purifying impure water using microfiltration or ultrafiltration in combination with reverse osmosis |
JP2005313159A (ja) * | 2004-03-31 | 2005-11-10 | Rom:Kk | 汚染土壌又は汚染水浄化方法及び汚染土壌又は汚染水浄化装置 |
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WO2005110932A1 (en) * | 2004-04-29 | 2005-11-24 | Jrj Holdings, Llc | Packaged wastewater treatment unit and flow-through media |
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US6949191B1 (en) * | 2004-04-29 | 2005-09-27 | Jrj Holdings, Llc | Packaged wastewater treatment unit |
US7309434B2 (en) * | 2004-06-28 | 2007-12-18 | Potts David A | Apparatus and method for wastewater treatment |
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AU2005282211B2 (en) | 2004-09-07 | 2011-04-21 | Evoqua Water Technologies Llc | Reduction of backwash liquid waste |
GB0419901D0 (en) * | 2004-09-08 | 2004-10-13 | Brightwater Engineering Ltd | Improvements in or relating to media |
NZ553742A (en) | 2004-09-14 | 2010-09-30 | Siemens Water Tech Corp | Methods and apparatus for removing solids from a membrane module |
EP1807181A4 (en) | 2004-09-15 | 2009-04-22 | Siemens Water Tech Corp | CONTINUOUS ADJUSTABLE VENTILATION |
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WO2006058097A1 (en) | 2004-11-22 | 2006-06-01 | Entex Technologies Inc. | System for treating wastewater and a controlled reaction-volume module usable therein |
NZ555987A (en) | 2004-12-24 | 2009-08-28 | Siemens Water Tech Corp | Simple gas scouring method and apparatus |
CN101623599B (zh) | 2004-12-24 | 2013-01-16 | 西门子工业公司 | 膜过滤***中的清洗 |
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