FI96844B - Förfarande för införande av syre i vatten och anordning för utförande av förfarandet - Google Patents
Förfarande för införande av syre i vatten och anordning för utförande av förfarandet Download PDFInfo
- Publication number
- FI96844B FI96844B FI870042A FI870042A FI96844B FI 96844 B FI96844 B FI 96844B FI 870042 A FI870042 A FI 870042A FI 870042 A FI870042 A FI 870042A FI 96844 B FI96844 B FI 96844B
- Authority
- FI
- Finland
- Prior art keywords
- water
- riser
- air
- air bubbles
- oxygen
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 75
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims description 22
- 239000001301 oxygen Substances 0.000 title claims description 22
- 229910052760 oxygen Inorganic materials 0.000 title claims description 22
- 238000000034 method Methods 0.000 title claims description 20
- 238000007872 degassing Methods 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 12
- 230000003068 static effect Effects 0.000 claims description 11
- 230000000630 rising effect Effects 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims description 3
- 238000013517 stratification Methods 0.000 claims description 3
- 239000002352 surface water Substances 0.000 claims 4
- 239000007789 gas Substances 0.000 description 7
- 238000005273 aeration Methods 0.000 description 5
- 241001503485 Mammuthus Species 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000003673 groundwater Substances 0.000 description 3
- 238000007667 floating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000005501 phase interface Effects 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000004804 winding 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
- C02F3/1278—Provisions for mixing or aeration of the mixed liquor
- C02F3/1284—Mixing devices
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
- B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
- B01F23/23231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
- B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
- B01F23/23231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit
- B01F23/232311—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit the conduits being vertical draft pipes with a lower intake end and an upper exit end
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
- B01F23/454—Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
- B01F25/21—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
- B01F25/211—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers the injectors being surrounded by guiding tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/32005—Type of drive
- B01F35/3203—Gas driven
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/712—Feed mechanisms for feeding fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/7176—Feed mechanisms characterised by the means for feeding the components to the mixer using pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/7179—Feed mechanisms characterised by the means for feeding the components to the mixer using sprayers, nozzles or jets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/718—Feed mechanisms characterised by the means for feeding the components to the mixer using vacuum, under pressure in a closed receptacle or circuit system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/75—Discharge mechanisms
- B01F35/754—Discharge mechanisms characterised by the means for discharging the components from the mixer
-
- 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
- C02F3/1278—Provisions for mixing or aeration of the mixed liquor
- C02F3/1294—"Venturi" aeration means
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/50—Movable or transportable mixing devices or plants
- B01F33/503—Floating mixing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/32005—Type of drive
- B01F35/32015—Flow driven
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Biodiversity & Conservation Biology (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Claims (9)
1. Förfarande för införsel av syre i vatten, spe-ciellt i ytvattendrag, vid vilket förfarande vattnets na-5 turliga skiktning bevaras och det vid ytan befintliga vattnets tillträde tili hela det beskrivna vattenomloppet hindras, i vilket förfarande djupvatten sugs med en pump frän utsidan av en stigrörsström och trycks genom en utan-för stigröret anordnad ejektor, som i sin tur suger luft 10 frän atmosfären, eventuellt via en snorkelledning, och blandar den i vattnet, och i vilken den sälunda erhällna vatten-luftblandningen mätäs via ett blandningsrör tili stigröret, varvid luftbubblorna som stiger i stigröret ästadkommer en uppdtriktad vertikalströmning, som medför 15 att mera djupvatten insugs i stigröret via det ända tili hypolimnionet sig sträckande stigrörets nedre öppning vilket djupvatten under sin resa uppät koituner i kontakt med luftbubblorna, varvid den stigande luften, efter avgivning av en del av den däri ingäende syren, avlägsnas tili at-20 mosfären via stigrörets Övre öppning, vilken öppning pä grund av anordningens nedsänkta struktur stär i förbindel-se med en ovanför vattenytan sig sträckande avgasningsled-ning, varefter det med syre anrikade vattnet inmatas i ett *.' ’: utfallsrör och leds genom detta tillbaka tili hypolim- 25 nionet, kännetecknat av att vatten-luftbland- :>#<ί ningen leds genom stigröret via ett ovanför utloppet av ätminstone ett blandningsrör beläget statiskt, luftbub- • · · j\. blornas stighastighet reducerande och dessa sönderdelande organ. • ♦ · 30
2. Förfarande enligt patentkrav 1, k ä n n e - tecknatav att vatten-luftblandningen styrs frän • · · blandningsröret via en företrädesvis konisk strömnings- r ♦ · styrningsanordning tili stigröret, varvid luftbubblorna i vatten-luftblandningen fördelas före det första statiska, !35 luftbubblornas stighastighet reducerande och dessa sönder-delande organet över stigrörets hela tvärsnitt. * · ♦ ♦ • * · •R m 4 Rilli I I i e . . 96844 15
3. Förfarande enligt patentkrav 1, känne-t e c k n a t av att luft-vattenblandningen styrs tili stigrörets ringkanal (32), i vilken horisontalt eller snett uppät mot stigröret (7) riktade enskilda munstycken 5 (33) eller ett kringgäende ringmunstycke anordnats.
4. Anordning för införsel av syre i vatten, spe-ciellt i ytvattendrag, vid vilken anordnings nyttjande vattnets naturliga skiktning bevaras, varvid det vid ytan befintliga vattnets tillträde tili hela det beskrivna vat- 10 tenomloppet hindras, vilken anordning omfattar en pump (3), som är anordnad utanför ett stigrör (7) och utförd antingen som en direkt frän den omedelbara omgivningen insugande sänkpump som själv är anordnad i hypolimnionet eller som en pä sugsidan via en sugledning (2) med en i 15 hypolimnionet belägen sugkorg (1, 21) förbunden pump, varvid pumpen (3) är pä sugsidan via en tryckledning (4) förbunden med en utanför stigröret (7) anordnad ejektor (5), som direkt eller via en snorkelledning (34) stär i förbin-delse med atmosfären och är pä utgängssidan förbunden med 20 ett blandningsrör (6), som utmynnar i stigröret (7), varvid luftbubblorna som stiger i stigröret (7) ästadkommer en uppätriktad vertikalströmning, som ästadkommer att mera , . : djupvatten insugs i stigröret genom det ända tili hypolim- nionent sig sträckande stigrörets (7) nedre öppning, vil-25 ket djupvatten under sin resa uppät kommer i kontakt med • · luftbubblorna, varvid den stigande luften efter avgivning • · av en del av den däri ingäende syren utgär i atmosfären i * • *’ via stigrörets (7) Övre öppning, som pä grund av anordnin- • · :.V gens nedsänkta struktur stär i förbindelse med en ovanför 30 vattenytan sig sträckande avgasningsledning (53), och var-vid det med syre anrikade vattnet kan inmatas i ett ut-fallsrör (8) och genom detta tillbaka tili djupvattnet, kännetecknad av att ätminstone ett statiskt organ (51) som reducerar luftbubblornas stighastighet och 35 sönderdelar dessa är anordnat i stigröret (7) ovanför bla-ndningsrörets (6) utlopp. 16 9 $$<84 4
5. Anordning enligt patentkrav 4, känne- tecknad av att en utvidgning i stigröret (8) är utförd som en avgasningskanunare (52), varvid avgasnings-kammarens i förhdllande till utfallsröret ökade diameter 5 reduceras först nedanför stigrörets (7) Övre öppning t. ex. koniskt sd att den sammanfaller med utloppsrörets diameter .
6. Anordning enligt patentkrav 4, känne- tecknad av att den omfattar en pd utfallsrörets (8) 10 nedre ändavsnitt belägen fördelningsanordning (9), som utgörs av tvd ovanpd varandra anordnade horisontala jämna eller ndgot koniska plattor.
7. Anordning enligt patentkrav 4, känne- tecknad av att utfallsröret (8) är anordnat bredvid 15 stigröret (7), varvid bägge rören upptill slutar pd känt sätt i en gemensam avgasningskanunare (52), som är öppen uppdt tili atmosfären antingen direkt eller via en avgas-ningsledning (53).
8. Anordning enligt patentkrav 4, känne- 20 tecknad av att blandningsrörets (6) utlopp öppnar sig i stigrörets (7) nedre öppning eller direkt under stigröret.
9. Anordning enligt patentkrav 4, känne- I I ‘< tecknad av att en eventuellt konisk strömnings- 25 styranordning (50) är anordnad ovanför blandningsrörets i · i (6) utlopp. ··· « · t m M* « · fc »t 9 9 9 I · · I » « • · I I · • · · ··* «·· » · · • · » \ « · • ’ I « t I i I I I • « « « I | I » « 4 4 ( < I f • « < i
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE8513370 | 1985-05-07 | ||
DE8513370U DE8513370U1 (de) | 1985-05-07 | 1985-05-07 | Gewässer-Belüftungsgerät |
DE3517230 | 1985-05-13 | ||
DE3517230 | 1985-05-13 | ||
DE8610203 | 1986-04-15 | ||
DE8610203U DE8610203U1 (de) | 1986-04-15 | 1986-04-15 | Gewässer-Belüftungsgerät |
PCT/DE1986/000185 WO1986006712A1 (en) | 1985-05-07 | 1986-05-06 | Process for introducing oxygen into water and device for implementing the process |
DE8600185 | 1986-05-06 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI870042A0 FI870042A0 (sv) | 1987-01-06 |
FI870042A FI870042A (sv) | 1987-01-06 |
FI96844B true FI96844B (sv) | 1996-05-31 |
FI96844C FI96844C (sv) | 1996-09-10 |
Family
ID=27193108
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI870042A FI96844C (sv) | 1985-05-07 | 1987-01-06 | Förfarande för införande av syre i vatten och anordning för utförande av förfarandet |
Country Status (6)
Country | Link |
---|---|
US (1) | US4780217A (sv) |
EP (1) | EP0222799B2 (sv) |
CA (1) | CA1268566A (sv) |
DE (1) | DE3675632D1 (sv) |
FI (1) | FI96844C (sv) |
WO (1) | WO1986006712A1 (sv) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1990005011A1 (en) * | 1988-11-10 | 1990-05-17 | Ramsauer Larry R | Water purifying method and apparatus |
US5256309A (en) * | 1989-08-03 | 1993-10-26 | Kaiyo Kogyo Kabushiki Kaisha | Method of improving the quality of large amount of water, and quantity of dissolved oxygen therein |
US5227056A (en) * | 1989-08-03 | 1993-07-13 | Kaiyo Kogyo Kabushiki Kaisha | Apparatus for improving the quality of a large amount of water and the quantity of dissolved oxygen therein |
GB8921454D0 (en) * | 1989-09-22 | 1989-11-08 | Thames Water Plc | Oxygenation |
US5104554A (en) * | 1990-12-14 | 1992-04-14 | Aqua-Rid, Inc. | Removing radon by downhole sparging of air |
DE4137759A1 (de) * | 1991-11-16 | 1993-05-19 | Marinetechnik Gmbh | Vorrichtung zum eintragen eines stroemungsfaehigen mediums in tiefere schichten eines gewaessers, insbesondere zum belueften eines gewaessers |
US5549828A (en) * | 1994-03-23 | 1996-08-27 | Ehrlich; Karl F. | Method and apparatus for in Situ water purification including sludge reduction within water bodies by biofiltration and for hypolimnetic aeration of lakes |
CA2259586A1 (en) * | 1996-07-11 | 1998-01-22 | Marino-Forum21 | Purification method by mixing/diffusion of closed water zone and mixing/diffusion apparatus |
US5755976A (en) * | 1996-11-13 | 1998-05-26 | Kortmann; Robert W. | Pneumatic bubble aeration reactor and method of using same |
US5741443A (en) * | 1996-11-22 | 1998-04-21 | Gemza; Andy | Oxygenation of stratified water |
US5938983A (en) * | 1997-12-12 | 1999-08-17 | Sheaffer; Ronald C. | Aeration device |
US6627070B1 (en) * | 2001-04-25 | 2003-09-30 | Ecowater Systems, Inc. | Apparatus for aeration in a water filter system |
AUPS106302A0 (en) * | 2002-03-13 | 2002-04-11 | Mcrobert, Ian | Waste water extraction system |
FI20030105A0 (sv) * | 2003-01-23 | 2003-01-23 | Vesi Eko Oy | Förfarande och anordningar för ökning av syrehalten i underskiktet och för avlägsnande av skadliga gaser från detsamma |
EP1679112A4 (en) * | 2003-10-29 | 2009-05-13 | Anemos Company Ltd | AIR DIFFUSER DEVICE |
US7661660B2 (en) * | 2005-01-06 | 2010-02-16 | Fisher Pumps, Inc. | Method and apparatus for aeration of a fluid |
US7331569B2 (en) * | 2005-01-19 | 2008-02-19 | Allied Precision Industries, Inc. | Liquid aeration system and method |
US8047808B2 (en) * | 2006-01-17 | 2011-11-01 | Geyser Pump Tech, LLC | Geyser pump |
NO332235B1 (no) * | 2010-11-12 | 2012-08-06 | Liftup Akva As | Flyteelement |
CN104671458B (zh) * | 2015-01-26 | 2016-08-24 | 常州大学 | 一种河道污染物去除装置 |
JP6530992B2 (ja) * | 2015-07-21 | 2019-06-12 | 株式会社丸島アクアシステム | 表層取水循環装置 |
WO2017100493A1 (en) | 2015-12-10 | 2017-06-15 | Uop Llc | Reactor system for use with an ionic liquid catalyst |
CN106857374B (zh) * | 2015-12-11 | 2021-03-23 | 青海民泽龙羊峡生态水殖有限公司 | 一种用于水产养殖的水环境优化系统 |
CN107302898A (zh) * | 2016-04-18 | 2017-10-31 | 成功大学 | 结合空气压缩机及叶轮搅动水流的水车式增氧机 |
JP6646300B2 (ja) * | 2017-02-14 | 2020-02-14 | 株式会社アイエンス | 汚水浄化用の気泡発生装置及び汚水浄化方法 |
US11000813B2 (en) * | 2017-11-21 | 2021-05-11 | Rocco Giardullo | Beverage aerator, beverage decanter, and related methods |
CN109220971B (zh) * | 2018-09-30 | 2021-06-01 | 祝煜 | 水产养殖用增氧设备 |
WO2020208303A1 (en) * | 2019-04-12 | 2020-10-15 | Carbofex Oy | Method and apparatus for the treatment of a water layer at a bottom of a body of water |
JP2022530270A (ja) * | 2019-04-29 | 2022-06-28 | セアラス エーエス | 液体の移送および処理のための装置 |
NO347070B1 (no) * | 2019-04-29 | 2023-05-02 | Searas As | Anordning for multippel skimming |
TWI709367B (zh) * | 2019-12-25 | 2020-11-11 | 宋天雄 | 高效溶氧調勻機 |
CN115968827B (zh) * | 2022-12-16 | 2023-08-08 | 武汉理工大学 | 一种基于浮力破裂的均匀增氧装置 |
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US4107240A (en) * | 1971-06-01 | 1978-08-15 | Atlas Copco Aktiebolag | Method and device for lake restoration by oxygen-enriching of the water |
DE2225976C3 (de) * | 1971-06-01 | 1980-09-04 | Atlas Copco Ab, Nacka (Schweden) | Verfahren und Vorrichtung zur Sauerstoffanreicherung des Wassers in Gewässern |
DE2447337A1 (de) * | 1974-10-04 | 1976-04-15 | Jobarid Werk Jonny Bartels Bau | Vorrichtung zur belueftung stehender gewaesser |
US3956124A (en) * | 1974-11-25 | 1976-05-11 | Union Carbide Corporation | Hypolimnion oxygenation |
CH610870A5 (sv) * | 1975-11-11 | 1979-05-15 | Gianmaria Righetti | |
CH651280A5 (de) * | 1980-12-22 | 1985-09-13 | Wenaweser & Dr R Wolfensberger | Verfahren und vorrichtung zum behandeln von stehenden gewaessern. |
DE3209200C1 (de) * | 1982-03-13 | 1983-07-21 | Jürgen Dipl.-Ing. 4350 Recklinghausen Enning | Vorrichtung zur Hypolimnion-Belüftung |
SE446858B (sv) * | 1983-05-30 | 1986-10-13 | Atlas Copco Ab | Anordning for att oka syrekoncentrationen i ett under ytan liggande skikt i en termiskt skiktad vattenkropp |
DE3466667D1 (en) * | 1984-02-23 | 1987-11-12 | Bbc Brown Boveri & Cie | Water treatment method and apparatus |
CH493263A (de) * | 2012-02-09 | 1970-07-15 | Stenberg Flygt Ab | Verfahren zur Belüftung einer Flüssigkeit sowie Vorrichtung zur Ausübung des Verfahrens |
-
1986
- 1986-05-06 DE DE8686902793T patent/DE3675632D1/de not_active Expired - Lifetime
- 1986-05-06 EP EP86902793A patent/EP0222799B2/de not_active Expired - Lifetime
- 1986-05-06 CA CA000508522A patent/CA1268566A/en not_active Expired - Lifetime
- 1986-05-06 US US07/025,148 patent/US4780217A/en not_active Expired - Fee Related
- 1986-05-06 WO PCT/DE1986/000185 patent/WO1986006712A1/de active IP Right Grant
-
1987
- 1987-01-06 FI FI870042A patent/FI96844C/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0222799B2 (de) | 1994-05-18 |
FI870042A0 (sv) | 1987-01-06 |
CA1268566A (en) | 1990-05-01 |
DE3675632D1 (de) | 1990-12-20 |
FI870042A (sv) | 1987-01-06 |
EP0222799B1 (de) | 1990-11-14 |
US4780217A (en) | 1988-10-25 |
FI96844C (sv) | 1996-09-10 |
EP0222799A1 (de) | 1987-05-27 |
WO1986006712A1 (en) | 1986-11-20 |
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PC | Transfer of assignment of patent |
Owner name: F!RSTER, KARSTEN |
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MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: FOERSTER, KARSTEN Owner name: WUTZKE, WOLFGANG |