CA949459A - Activated sewage plant and process - Google Patents

Activated sewage plant and process

Info

Publication number
CA949459A
CA949459A CA101,894A CA101894A CA949459A CA 949459 A CA949459 A CA 949459A CA 101894 A CA101894 A CA 101894A CA 949459 A CA949459 A CA 949459A
Authority
CA
Canada
Prior art keywords
sewage plant
activated sewage
activated
plant
sewage
Prior art date
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.)
Expired
Application number
CA101,894A
Other versions
CA101894S (en
Inventor
Donald F. Heaney
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.)
Dravo Corp
Original Assignee
Dravo Corp
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 Dravo Corp filed Critical Dravo Corp
Application granted granted Critical
Publication of CA949459A publication Critical patent/CA949459A/en
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
    • C02F3/1247—Small compact installations for use in homes, apartment blocks, hotels or the like comprising circular tanks with elements, e.g. decanters, aeration basins, in the form of segments, crowns or sectors
    • 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
    • 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
    • B01D21/0006—Settling tanks provided with means for cleaning and maintenance
    • 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
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • B01D21/04—Settling tanks with single outlets for the separated liquid with moving scrapers
    • B01D21/06—Settling tanks with single outlets for the separated liquid with moving scrapers with rotating scrapers
    • 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
    • B01D21/2488—Feed or discharge mechanisms for settling tanks bringing about a partial recirculation of the liquid, e.g. for introducing chemical aids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/12—Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/20—Controlling water pollution; Waste water treatment
    • Y02A20/208—Off-grid powered water treatment
    • 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)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Biological Treatment Of Waste Water (AREA)
CA101,894A 1970-01-12 1971-01-04 Activated sewage plant and process Expired CA949459A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US210370A 1970-01-12 1970-01-12

Publications (1)

Publication Number Publication Date
CA949459A true CA949459A (en) 1974-06-18

Family

ID=21699257

Family Applications (1)

Application Number Title Priority Date Filing Date
CA101,894A Expired CA949459A (en) 1970-01-12 1971-01-04 Activated sewage plant and process

Country Status (5)

Country Link
JP (1) JPS5032748B1 (en)
AU (1) AU464478B2 (en)
CA (1) CA949459A (en)
GB (1) GB1341783A (en)
SE (1) SE373347B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01128484U (en) * 1988-02-27 1989-09-01
GB2291417B (en) * 1994-07-18 1998-05-13 Wrc Plc Activated sludge process
CN114249488A (en) * 2021-12-07 2022-03-29 泸州老窖股份有限公司 Biological aerated filter for treating brewing wastewater and treatment system

Also Published As

Publication number Publication date
SE373347B (en) 1975-02-03
GB1341783A (en) 1973-12-25
AU2407671A (en) 1972-07-13
AU464478B2 (en) 1975-08-13
JPS5032748B1 (en) 1975-10-23

Similar Documents

Publication Publication Date Title
AU463488B2 (en) Extended aeration activated sludge plant
CA954642A (en) Waste water treatment process
CA938896A (en) Sewage treatment process
CA949459A (en) Activated sewage plant and process
CA891196A (en) Activated sewage plant and process
CA956733A (en) Method and device for the purification of sewage
CA923230A (en) Sewage treatment
AU6106169A (en) Activated sewage plant and process
CA966368A (en) Waste treatment plants
AU455145B2 (en) Desalinisation plant
AU485782B2 (en) Sewage treatment plant and process
CA839777A (en) Sewage treatment plants
CA855268A (en) Sewerage treatment plant
CA847404A (en) Sewage treatment process
CA850708A (en) Sewage treatment process
AU2020170A (en) Sewage treating system
CA912716A (en) Process and plant for treating sewage and the like
CA845750A (en) Extended aeration sewage treatment plants
CA853760A (en) Sewage treatment
CA850709A (en) Sewage treatment
CA850710A (en) Sewage treatment
CA849033A (en) Sewage treatment
CA861290A (en) Process and plant for sewage treatment
CA855750A (en) Plants for the treatment of sewage
CA948798A (en) Domestic sewage treatment plant