NL166409C - DEVICE FOR CONTACTING GAS AND LIQUID WITH EACH OTHER. - Google Patents

DEVICE FOR CONTACTING GAS AND LIQUID WITH EACH OTHER.

Info

Publication number
NL166409C
NL166409C NL7611701A NL7611701A NL166409C NL 166409 C NL166409 C NL 166409C NL 7611701 A NL7611701 A NL 7611701A NL 7611701 A NL7611701 A NL 7611701A NL 166409 C NL166409 C NL 166409C
Authority
NL
Netherlands
Prior art keywords
liquid
contacting gas
contacting
gas
Prior art date
Application number
NL7611701A
Other languages
Dutch (nl)
Other versions
NL166409B (en
NL7611701A (en
Original Assignee
Dhv Raadgevend Ing
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 Dhv Raadgevend Ing filed Critical Dhv Raadgevend Ing
Priority to NL7611701A priority Critical patent/NL166409C/en
Priority to BE181484A priority patent/BE859409R/en
Priority to DE19772745181 priority patent/DE2745181A1/en
Priority to BR7706872A priority patent/BR7706872A/en
Priority to GB4290277A priority patent/GB1547115A/en
Publication of NL7611701A publication Critical patent/NL7611701A/en
Publication of NL166409B publication Critical patent/NL166409B/en
Application granted granted Critical
Publication of NL166409C publication Critical patent/NL166409C/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
    • 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
    • B01F23/2342—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force
    • B01F23/23421—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force the stirrers rotating about a vertical axis
    • 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
    • C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical axis
    • 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)
  • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
NL7611701A 1976-10-22 1976-10-22 DEVICE FOR CONTACTING GAS AND LIQUID WITH EACH OTHER. NL166409C (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL7611701A NL166409C (en) 1976-10-22 1976-10-22 DEVICE FOR CONTACTING GAS AND LIQUID WITH EACH OTHER.
BE181484A BE859409R (en) 1976-10-22 1977-10-05 INRICHTING VOOR HET MET ELKAAR IN AANRAKING BRENGEN VAN EEN GAS EN EEN VLOEISTOF
DE19772745181 DE2745181A1 (en) 1976-10-22 1977-10-07 DEVICE FOR INTRODUCING A GAS INTO A LIQUID, IN PARTICULAR FOR THE VENTILATION OF WASTE WATER
BR7706872A BR7706872A (en) 1976-10-22 1977-10-14 INSTALLATION TO CONTACT A GAS WITH A LIQUID
GB4290277A GB1547115A (en) 1976-10-22 1977-10-14 Installation for contacting air with a liquid in particular for aerating sewage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7611701A NL166409C (en) 1976-10-22 1976-10-22 DEVICE FOR CONTACTING GAS AND LIQUID WITH EACH OTHER.

Publications (3)

Publication Number Publication Date
NL7611701A NL7611701A (en) 1978-04-25
NL166409B NL166409B (en) 1981-03-16
NL166409C true NL166409C (en) 1981-08-17

Family

ID=19827097

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7611701A NL166409C (en) 1976-10-22 1976-10-22 DEVICE FOR CONTACTING GAS AND LIQUID WITH EACH OTHER.

Country Status (5)

Country Link
BE (1) BE859409R (en)
BR (1) BR7706872A (en)
DE (1) DE2745181A1 (en)
GB (1) GB1547115A (en)
NL (1) NL166409C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8502522A (en) * 1985-09-16 1987-04-16 Dhv Raadgevend Ing METHOD AND INSTALLATION FOR CLEANING LIQUID, IN PARTICULAR WASTE WATER, ACCORDING TO THE ACTIVE SLUDGE METHOD.
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
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
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.
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
BR9205151A (en) * 1992-08-17 1994-03-01 Praxair Technology Inc INCREASED GAS DISSOLUTION
DE19537806A1 (en) * 1995-10-11 1996-03-28 Dietmar Ferger Rapidly introducing gas into liq., e.g. for water oxygenation

Also Published As

Publication number Publication date
NL166409B (en) 1981-03-16
BR7706872A (en) 1978-07-11
DE2745181A1 (en) 1978-04-27
NL7611701A (en) 1978-04-25
BE859409R (en) 1978-02-01
GB1547115A (en) 1979-06-06

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee