DK174652B1 - Fremgangsmåde og apparat til at danne små bobler i væske - Google Patents

Fremgangsmåde og apparat til at danne små bobler i væske Download PDF

Info

Publication number: DK174652B1
Authority: DK; Denmark
Prior art keywords: liquid; flow channel; gas; flow; openings
Prior art date: 1988-03-10

Application number

DK198901053A

Other languages

Danish (da)

English (en)

Other versions

DK105389D0 (da

DK105389A (da

Inventor

Tuomo Veikko Juhani Kivistoe

Arvo Einari Andersson

Matti Olavi Leiponen

Original Assignee

Outukumpu Oy

Priority date (The priority date 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 date listed.)

1988-03-10

Filing date

1989-03-03

Publication date

2003-08-11

1989-03-03 Application filed by Outukumpu Oy filed Critical Outukumpu Oy

1989-03-03 Publication of DK105389D0 publication Critical patent/DK105389D0/da

1989-09-11 Publication of DK105389A publication Critical patent/DK105389A/da

2003-08-11 Application granted granted Critical

2003-08-11 Publication of DK174652B1 publication Critical patent/DK174652B1/da

Links

239000007788 liquid Substances 0.000 title claims abstract description 59
238000000034 method Methods 0.000 title claims abstract description 23
238000005276 aerator Methods 0.000 claims abstract description 31
238000005086 pumping Methods 0.000 claims abstract description 13
239000012530 fluid Substances 0.000 claims description 11
238000009423 ventilation Methods 0.000 claims 1
238000012546 transfer Methods 0.000 abstract description 6
239000000463 material Substances 0.000 abstract description 4
239000007789 gas Substances 0.000 description 41
238000002156 mixing Methods 0.000 description 4
239000000203 mixture Substances 0.000 description 4
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
238000013461 design Methods 0.000 description 3
239000001301 oxygen Substances 0.000 description 3
229910052760 oxygen Inorganic materials 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 2
238000002474 experimental method Methods 0.000 description 2
239000002351 wastewater Substances 0.000 description 2
239000012190 activator Substances 0.000 description 1
238000005273 aeration Methods 0.000 description 1
238000010276 construction Methods 0.000 description 1
230000007423 decrease Effects 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
238000005265 energy consumption Methods 0.000 description 1
238000009434 installation Methods 0.000 description 1
210000003097 mucus Anatomy 0.000 description 1
238000006213 oxygenation reaction Methods 0.000 description 1
239000010802 sludge Substances 0.000 description 1
238000012360 testing method Methods 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C02F3/20—Activated sludge processes using diffusers
- C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
- C02F3/207—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with axial thrust propellers
- 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
- B01F25/30—Injector mixers
- B01F25/305—Injector mixers the additional component being axially fed and radially discharged through a circumferential outlet
- 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)
Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Biodiversity & Conservation Biology (AREA)
Microbiology (AREA)
Hydrology & Water Resources (AREA)
Chemical Kinetics & Catalysis (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Organic Chemistry (AREA)
Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Degasification And Air Bubble Elimination (AREA)
Steroid Compounds (AREA)

DK198901053A 1988-03-10 1989-03-03 Fremgangsmåde og apparat til at danne små bobler i væske DK174652B1 (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI881132		1988-03-10
FI881132A FI82436C (fi)	1988-03-10	1988-03-10	Anordning foer bildande av smao bubblor i en vaetska.

Publications (3)

Publication Number	Publication Date
DK105389D0 DK105389D0 (da)	1989-03-03
DK105389A DK105389A (da)	1989-09-11
DK174652B1 true DK174652B1 (da)	2003-08-11

Family

ID=8526061

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK198901053A DK174652B1 (da)	1988-03-10	1989-03-03	Fremgangsmåde og apparat til at danne små bobler i væske

Country Status (6)

Country	Link
EP (1)	EP0332182B1 (de)
AT (1)	ATE76855T1 (de)
CA (1)	CA1302397C (de)
DE (1)	DE68901664T2 (de)
DK (1)	DK174652B1 (de)
FI (1)	FI82436C (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1521785A (en) *	1976-05-05	1978-08-16	United States Filter Corp	Apparatus for dispersing a gas in a liquid
FR2397870A1 (fr) *	1977-07-18	1979-02-16	Coorens Antoine	Appareils a jet pour l'aspiration, la compression et le melange de fluides
DE3439464A1 (de) *	1984-10-27	1986-05-07	Hosch-Fördertechnik GmbH, 4350 Recklinghausen	Vorrichtung zur einbringung eines gases in eine fluessigkeit
DE3603466A1 (de) *	1985-05-31	1987-08-06	Franz Dr Ing Nestmann	Vorrichtung zum begasen und umwaelzen von fluessigkeiten in becken

1988
- 1988-03-10 FI FI881132A patent/FI82436C/fi not_active IP Right Cessation
1989
- 1989-03-03 DK DK198901053A patent/DK174652B1/da not_active IP Right Cessation
- 1989-03-09 DE DE8989104146T patent/DE68901664T2/de not_active Expired - Lifetime
- 1989-03-09 AT AT89104146T patent/ATE76855T1/de not_active IP Right Cessation
- 1989-03-09 CA CA 593272 patent/CA1302397C/en not_active Expired - Lifetime
- 1989-03-09 EP EP19890104146 patent/EP0332182B1/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CA1302397C (en)	1992-06-02
EP0332182B1 (de)	1992-06-03
FI881132L (fi)	1989-09-11
FI82436B (fi)	1990-11-30
FI881132A0 (fi)	1988-03-10
DK105389D0 (da)	1989-03-03
FI82436C (fi)	1991-03-11
DE68901664D1 (de)	1992-07-09
DE68901664T2 (de)	1992-12-24
DK105389A (da)	1989-09-11
EP0332182A1 (de)	1989-09-13
ATE76855T1 (de)	1992-06-15

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Legal Events

Date	Code	Title	Description
2009-03-23	PUP	Patent expired