BE810276A - Procede et dispositif pour aerer les eaux residuaires - Google Patents

Procede et dispositif pour aerer les eaux residuaires

Info

Publication number: BE810276A
Authority: BE; Belgium
Prior art keywords: waste water; aerial; aerial waste; water; waste
Prior art date: 1973-01-29

Application number

BE140270A

Other languages

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.)

1973-01-29

Filing date

1974-01-29

Publication date

1974-07-29

1974-01-29 Application filed filed Critical

1974-07-29 Publication of BE810276A publication Critical patent/BE810276A/fr

Links

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
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1257—Oxidation ditches
- 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
- B01F23/234—Surface aerating
- 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
- B01F23/234—Surface aerating
- B01F23/2341—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere
- B01F23/23413—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere using nozzles for projecting the liquid into the gas atmosphere
- 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
- 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
- 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
- B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
- 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)
Life Sciences & Earth Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Biodiversity & Conservation Biology (AREA)
Microbiology (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Organic Chemistry (AREA)
Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Activated Sludge Processes (AREA)

BE140270A 1973-01-29 1974-01-29 Procede et dispositif pour aerer les eaux residuaires BE810276A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL7301201.A NL163196C (nl)	1973-01-29	1973-01-29	Werkwijze voor het beluchten van afvalwater.

Publications (1)

Publication Number	Publication Date
BE810276A true BE810276A (fr)	1974-07-29

Family

ID=19818099

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE140270A BE810276A (fr)	1973-01-29	1974-01-29	Procede et dispositif pour aerer les eaux residuaires

Country Status (15)

Country	Link
JP (1)	JPS5636998B2 (fr)
AT (1)	AT335929B (fr)
BE (1)	BE810276A (fr)
CA (1)	CA1014283A (fr)
CH (1)	CH575886A5 (fr)
DD (1)	DD110028A5 (fr)
DE (1)	DE2404198C3 (fr)
ES (1)	ES422681A1 (fr)
FR (1)	FR2215398B1 (fr)
GB (1)	GB1458302A (fr)
IT (1)	IT1002785B (fr)
NL (1)	NL163196C (fr)
SE (1)	SE8000075L (fr)
SU (1)	SU733514A3 (fr)
ZA (1)	ZA74565B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4202762A (en) *	1973-01-29	1980-05-13	Stamicarbon, B.V.	Process and device for the aeration of waste water
US4306968A (en) *	1978-10-10	1981-12-22	Mcneil Corporation	Sewage treatment system
JPH0162897U (fr) *	1987-10-14	1989-04-21
JP3829472B2 (ja) *	1998-04-27	2006-10-04	ブラザー工業株式会社	ミシンの縫針保持装置

1973
- 1973-01-29 NL NL7301201.A patent/NL163196C/xx not_active IP Right Cessation
1974
- 1974-01-24 CH CH100374A patent/CH575886A5/xx not_active IP Right Cessation
- 1974-01-25 GB GB365674A patent/GB1458302A/en not_active Expired
- 1974-01-25 AT AT62674*#A patent/AT335929B/de not_active IP Right Cessation
- 1974-01-28 IT IT47976/74A patent/IT1002785B/it active
- 1974-01-28 ZA ZA740565A patent/ZA74565B/xx unknown
- 1974-01-28 SU SU741995248A patent/SU733514A3/ru active
- 1974-01-28 ES ES422681A patent/ES422681A1/es not_active Expired
- 1974-01-28 CA CA191,048A patent/CA1014283A/en not_active Expired
- 1974-01-29 FR FR7402844A patent/FR2215398B1/fr not_active Expired
- 1974-01-29 BE BE140270A patent/BE810276A/fr not_active IP Right Cessation
- 1974-01-29 DE DE2404198A patent/DE2404198C3/de not_active Expired
- 1974-01-29 DD DD176246A patent/DD110028A5/xx unknown
- 1974-01-29 JP JP1213774A patent/JPS5636998B2/ja not_active Expired
1980
- 1980-01-04 SE SE8000075A patent/SE8000075L/sv not_active Application Discontinuation

Also Published As

Publication number	Publication date
ZA74565B (en)	1974-11-27
NL163196B (nl)	1980-03-17
IT1002785B (it)	1976-05-20
GB1458302A (en)	1976-12-15
AT335929B (de)	1977-04-12
FR2215398A1 (fr)	1974-08-23
FR2215398B1 (fr)	1979-04-06
DD110028A5 (fr)	1974-12-05
SU733514A3 (ru)	1980-05-05
DE2404198C3 (de)	1979-04-05
DE2404198B2 (de)	1978-08-10
ATA62674A (de)	1976-07-15
CA1014283A (en)	1977-07-19
JPS5636998B2 (fr)	1981-08-27
CH575886A5 (fr)	1976-05-31
ES422681A1 (es)	1976-04-01
NL163196C (nl)	1980-08-15
DE2404198A1 (de)	1974-08-01
NL7301201A (fr)	1974-07-31
SE8000075L (sv)	1980-01-04
JPS49105361A (fr)	1974-10-05
AU6497274A (en)	1975-07-31

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Legal Events

Date

Code

Title

Description

1986-07-31

RE

Patent lapsed

Owner name: STAMICARBON B.V.

Effective date: 19860131