NL7807685A - DEVICE FOR AERATING LIQUIDS, ESPECIALLY WASTE WATER. - Google Patents

DEVICE FOR AERATING LIQUIDS, ESPECIALLY WASTE WATER.

Info

Publication number
NL7807685A
NL7807685A NL787807685A NL7807685A NL7807685A NL 7807685 A NL7807685 A NL 7807685A NL 787807685 A NL787807685 A NL 787807685A NL 7807685 A NL7807685 A NL 7807685A NL 7807685 A NL7807685 A NL 7807685A
Authority
NL
Netherlands
Prior art keywords
waste water
especially waste
aerating liquids
aerating
liquids
Prior art date
Application number
NL787807685A
Other languages
Dutch (nl)
Original Assignee
Passavant Werke
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.)
Filing date
Publication date
Application filed by Passavant Werke filed Critical Passavant Werke
Publication of NL7807685A publication Critical patent/NL7807685A/en

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
    • C02F3/14—Activated sludge processes using surface aeration
    • C02F3/145—Protection against aerosols
    • 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)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Activated Sludge Processes (AREA)
NL787807685A 1977-08-01 1978-07-18 DEVICE FOR AERATING LIQUIDS, ESPECIALLY WASTE WATER. NL7807685A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772734629 DE2734629A1 (en) 1977-08-01 1977-08-01 DEVICE FOR VENTILATING LIQUIDS, IN PARTICULAR WASTE WATER

Publications (1)

Publication Number Publication Date
NL7807685A true NL7807685A (en) 1979-02-05

Family

ID=6015366

Family Applications (1)

Application Number Title Priority Date Filing Date
NL787807685A NL7807685A (en) 1977-08-01 1978-07-18 DEVICE FOR AERATING LIQUIDS, ESPECIALLY WASTE WATER.

Country Status (8)

Country Link
JP (1) JPS5460756A (en)
AT (1) AT359930B (en)
DE (1) DE2734629A1 (en)
DK (1) DK339478A (en)
FR (1) FR2399272A1 (en)
GB (1) GB1596945A (en)
IT (1) IT1103063B (en)
NL (1) NL7807685A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT385754B (en) * 1981-06-11 1988-05-10 Tatabanyai Szenbanyak DRIVE WITH A VERTICAL SHAFT FOR SURFACE VENTILATION OF LIQUIDS, IN PARTICULAR WATER
US4741869A (en) * 1986-09-12 1988-05-03 Dhv Raadgevend Ingenieursbureau B.V. Apparatus for contacting a gas with a liquid, in particular for aerating waste water
DE3931617A1 (en) * 1989-09-22 1991-04-04 Ieg Ind Engineering Gmbh ARRANGEMENT FOR CLEANING AND VENTILATION OF OPEN WATERS
FR2660647B1 (en) * 1990-04-06 1993-02-05 Dregremont HOOD FOR A ROTARY SURFACE AERATOR USED FOR THE AERATION OF BASINS FOR THE TREATMENT OF WATER.
US5262093A (en) * 1990-04-06 1993-11-16 Degremont Cowling for a rotary surface aerator used for the aeration of tanks intended for water treatment
DE4120890A1 (en) * 1991-06-25 1993-01-07 Sanwa Seidlitz Gmbh DEVICE FOR ENRICHING WATER WITH OXYGEN, WHICH IS FURNISHED AND TRANSPORTED
BR9205151A (en) * 1992-08-17 1994-03-01 Praxair Technology Inc INCREASED GAS DISSOLUTION
US6145815A (en) * 1992-08-17 2000-11-14 Praxair Technology, Inc. System for enhanced gas dissolution having a hood positioned over the impeller with segregating rings
FR2736044A1 (en) * 1995-06-29 1997-01-03 Version Composite Stable lightweight cover for water purification plant
IT1304565B1 (en) * 1998-07-08 2001-03-19 Silvano Becchi IMPROVED EQUIPMENT FOR THE OXYGENATION OF WATERS IN THE BASINS.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH507164A (en) 1970-06-16 1971-05-15 Kaelin J R Aerator for effluent or other liquids
US3846517A (en) * 1972-07-26 1974-11-05 Clow Corp Stabilization system for a floating water aerator
JPS5225023Y2 (en) * 1974-04-27 1977-06-07
JPS51119762U (en) * 1975-03-21 1976-09-28
DE2539086A1 (en) 1975-09-03 1977-03-10 Krupp Koppers Gmbh Sewage surface aeration impeller - mounted under conical cowl with air inlets and contacting fluid surface at safe distance

Also Published As

Publication number Publication date
JPS5627318B2 (en) 1981-06-24
IT1103063B (en) 1985-10-14
IT7809548A0 (en) 1978-07-28
GB1596945A (en) 1981-09-03
FR2399272A1 (en) 1979-03-02
JPS5460756A (en) 1979-05-16
AT359930B (en) 1980-12-10
FR2399272B3 (en) 1981-02-06
DK339478A (en) 1979-02-02
ATA499478A (en) 1980-04-15
DE2734629A1 (en) 1979-02-08

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed