FR2255262A1 - - Google Patents

Info

Publication number
FR2255262A1
FR2255262A1 FR7442275A FR7442275A FR2255262A1 FR 2255262 A1 FR2255262 A1 FR 2255262A1 FR 7442275 A FR7442275 A FR 7442275A FR 7442275 A FR7442275 A FR 7442275A FR 2255262 A1 FR2255262 A1 FR 2255262A1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7442275A
Other languages
French (fr)
Other versions
FR2255262B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WALTEC IND Ltd
Original Assignee
WALTEC IND Ltd
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 WALTEC IND Ltd filed Critical WALTEC IND Ltd
Publication of FR2255262A1 publication Critical patent/FR2255262A1/fr
Application granted granted Critical
Publication of FR2255262B1 publication Critical patent/FR2255262B1/fr
Expired legal-status Critical Current

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
    • C02F3/1242—Small compact installations for use in homes, apartment blocks, hotels or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B01D21/0045—Plurality of essentially parallel plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/009—Heating or cooling mechanisms specially adapted for settling tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/10—Settling tanks with multiple outlets for the separated liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2433—Discharge mechanisms for floating particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/245—Discharge mechanisms for the sediments
    • B01D21/2466—Mammoth pumps, e.g. air lift pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2221/00—Applications of separation devices
    • B01D2221/02—Small separation devices for domestic application, e.g. for canteens, industrial kitchen, washing machines
    • 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)
  • 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)
  • Treatment Of Biological Wastes In General (AREA)
  • Biological Treatment Of Waste Water (AREA)
FR7442275A 1973-12-20 1974-12-20 Expired FR2255262B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA188,615A CA1014281A (en) 1973-12-20 1973-12-20 Domestic sewage treatment plant

Publications (2)

Publication Number Publication Date
FR2255262A1 true FR2255262A1 (en) 1975-07-18
FR2255262B1 FR2255262B1 (en) 1978-07-07

Family

ID=4098742

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7442275A Expired FR2255262B1 (en) 1973-12-20 1974-12-20

Country Status (7)

Country Link
JP (1) JPS5094751A (en)
BR (1) BR7410539D0 (en)
CA (1) CA1014281A (en)
DE (1) DE2457177A1 (en)
FR (1) FR2255262B1 (en)
GB (1) GB1449558A (en)
SE (1) SE417312B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010337A1 (en) * 1978-10-24 1980-04-30 Serge Godar A plant for gathering and purifying water and waste water

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4059521A (en) * 1975-12-19 1977-11-22 Lumsden Roy W Sewage purification system
US4200534A (en) * 1978-06-05 1980-04-29 Ferdinand Besik Apparatus for renovation of sanitary waters
WO1981000102A1 (en) * 1979-07-02 1981-01-22 S Small Waste disposal apparatus
CA2022097C (en) * 1990-07-27 1995-02-14 Gerardo Buelna Method of pre-treating peat for use in biofilters for wastewater treatment and use thereof
ES2676726T3 (en) * 2011-05-11 2018-07-24 Juraj Csefalvay Biological treatment and installation process that includes air injection lift and filter post-treatment
TWI472488B (en) * 2012-07-06 2015-02-11 Jinmin Li Apparatus and method for biological sewage treatment
CN110577292A (en) * 2018-06-11 2019-12-17 苏州西姆提纳米科技有限公司 Three-stage sedimentation wastewater treatment device
CN114605051B (en) * 2022-05-16 2022-07-29 山东海河环境技术有限公司 Formula sludge drying device sways with aeration function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010337A1 (en) * 1978-10-24 1980-04-30 Serge Godar A plant for gathering and purifying water and waste water

Also Published As

Publication number Publication date
BR7410539D0 (en) 1975-09-02
GB1449558A (en) 1976-09-15
SE7415862L (en) 1975-06-23
DE2457177A1 (en) 1975-07-03
JPS5094751A (en) 1975-07-28
CA1014281A (en) 1977-07-19
FR2255262B1 (en) 1978-07-07
SE417312B (en) 1981-03-09

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Legal Events

Date Code Title Description
ST Notification of lapse