CA1286039C - Process for the improved separation of clarified liquid from biomassin the biological treatment of sewage - Google Patents

Process for the improved separation of clarified liquid from biomassin the biological treatment of sewage

Info

Publication number
CA1286039C
CA1286039C CA000514396A CA514396A CA1286039C CA 1286039 C CA1286039 C CA 1286039C CA 000514396 A CA000514396 A CA 000514396A CA 514396 A CA514396 A CA 514396A CA 1286039 C CA1286039 C CA 1286039C
Authority
CA
Canada
Prior art keywords
sludge
sewage
activated
biomass
biological treatment
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 - Lifetime
Application number
CA000514396A
Other languages
English (en)
French (fr)
Inventor
Artur Reischl
Hanno Henkel
Friedhelm Sahlmen
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of CA1286039C publication Critical patent/CA1286039C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B01D21/0009—Settling tanks making use of electricity or magnetism
    • 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
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/005—Pretreatment specially adapted for magnetic separation
    • B03C1/01—Pretreatment specially adapted for magnetic separation by addition of magnetic adjuvants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/02—Magnetic separation acting directly on the substance being separated
    • B03C1/025—High gradient magnetic separators
    • B03C1/031—Component parts; Auxiliary operations
    • B03C1/033—Component parts; Auxiliary operations characterised by the magnetic circuit
    • B03C1/0332—Component parts; Auxiliary operations characterised by the magnetic circuit using permanent magnets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/02—Magnetic separation acting directly on the substance being separated
    • B03C1/10—Magnetic separation acting directly on the substance being separated with cylindrical material carriers
    • B03C1/14—Magnetic separation acting directly on the substance being separated with cylindrical material carriers with non-movable magnets
    • 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)
  • Activated Sludge Processes (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Treatment Of Sludge (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Detergent Compositions (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Catalysts (AREA)
  • Processing Of Solid Wastes (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
CA000514396A 1985-07-23 1986-07-22 Process for the improved separation of clarified liquid from biomassin the biological treatment of sewage Expired - Lifetime CA1286039C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19853526183 DE3526183A1 (de) 1985-07-23 1985-07-23 Verfahren zur verbesserten trennung der klaerfluessigkeit von der biomasse bei der biologischen abwasserreinigung
DEP3526183.8 1985-07-23

Publications (1)

Publication Number Publication Date
CA1286039C true CA1286039C (en) 1991-07-09

Family

ID=6276429

Family Applications (2)

Application Number Title Priority Date Filing Date
CA000514396A Expired - Lifetime CA1286039C (en) 1985-07-23 1986-07-22 Process for the improved separation of clarified liquid from biomassin the biological treatment of sewage
CA000514397A Expired - Lifetime CA1269493A (en) 1985-07-23 1986-07-22 Process for the improved separation of clarified liquid from biomass in the biological treatment of sewage

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA000514397A Expired - Lifetime CA1269493A (en) 1985-07-23 1986-07-22 Process for the improved separation of clarified liquid from biomass in the biological treatment of sewage

Country Status (10)

Country Link
US (2) US4735725A (cg-RX-API-DMAC10.html)
EP (1) EP0210479B1 (cg-RX-API-DMAC10.html)
JP (2) JPS6230597A (cg-RX-API-DMAC10.html)
AT (1) ATE76322T1 (cg-RX-API-DMAC10.html)
CA (2) CA1286039C (cg-RX-API-DMAC10.html)
DE (2) DE3526183A1 (cg-RX-API-DMAC10.html)
DK (1) DK167754B1 (cg-RX-API-DMAC10.html)
ES (1) ES2000542A6 (cg-RX-API-DMAC10.html)
FI (1) FI93537C (cg-RX-API-DMAC10.html)
NO (1) NO171157C (cg-RX-API-DMAC10.html)

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JP4551650B2 (ja) * 2003-12-01 2010-09-29 保藏 酒井 生物処理装置
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US20080073283A1 (en) * 2006-09-27 2008-03-27 Cort Steven L Magnetic Separator for Water Treatment System
US20080073282A1 (en) * 2006-09-27 2008-03-27 Cort Steven L Device and Methods for Shearing Magnetic Floc in a Water Treatment System
US7691269B2 (en) * 2006-09-27 2010-04-06 Cort Steven L Method and system for retrofitting an existing water treatment system
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US7686960B2 (en) * 2006-09-27 2010-03-30 Cort Steven L Multistage process for treating water utilizing in one stage magnetic seed to sorb dissolved contaminants, and in another stage utilizing magnetic seed to clarify the water
EP2107947B1 (en) 2007-01-09 2016-03-16 Evoqua Water Technologies LLC A system and method for removing dissolved contaminants, particulate contaminants, and oil contaminants from industrial waste water
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CN103212807B (zh) * 2012-01-19 2015-12-02 昆山思拓机器有限公司 一种用于医用支架激光加工过程的残渣回收方法
CA2873081C (en) 2012-06-11 2020-12-29 Evoqua Water Technologies Llc Treatment using fixed film processes and ballasted settling
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JP6545717B2 (ja) * 2014-05-21 2019-07-17 ヌヴォダ エルエルシー バイオフィルム材、処理システム、および処理の方法
CN105000763A (zh) * 2015-06-22 2015-10-28 张萍 污泥综合处理方法
CN105597637B (zh) * 2015-12-21 2017-06-13 广西壮族自治区环境保护科学研究院 一种磁纳米颗粒的制备方法
CN108033556B (zh) * 2017-12-14 2023-10-17 盐城工学院 厌氧反应器
CN109179903A (zh) * 2018-10-18 2019-01-11 湖南新九方科技有限公司 一种农村生活污水处理装置
CN109485145A (zh) * 2018-12-28 2019-03-19 大连海事大学 磁化加载活性污泥耦合一体化强化含磷污水处理系统及其处理方法
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CN110127860B (zh) * 2019-06-11 2021-07-30 南京大学 一种新型水处理用生物磁性悬浮填料的制备方法及设备
CN110386724A (zh) * 2019-07-19 2019-10-29 青岛思普润水处理股份有限公司 一种基于mbbr与磁分离的污水全流程处理系统与方法
CN110723808B (zh) * 2019-09-30 2022-07-22 江苏大学 一种基于珊瑚砂的磁性生物膜反应器
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Also Published As

Publication number Publication date
DK348086D0 (da) 1986-07-22
DK167754B1 (da) 1993-12-13
JPH0376185B2 (cg-RX-API-DMAC10.html) 1991-12-04
ES2000542A6 (es) 1988-03-01
EP0210479A2 (de) 1987-02-04
FI93537B (fi) 1995-01-13
DK348086A (da) 1987-01-24
NO171157C (no) 1993-02-03
NO862798L (no) 1987-01-26
US4735725A (en) 1988-04-05
FI862998A0 (fi) 1986-07-21
FI93537C (fi) 1995-04-25
EP0210479A3 (en) 1987-10-14
DE3685379D1 (de) 1992-06-25
US5000853A (en) 1991-03-19
JPS6257661A (ja) 1987-03-13
ATE76322T1 (de) 1992-06-15
NO171157B (no) 1992-10-26
CA1269493A (en) 1990-05-22
FI862998L (fi) 1987-01-24
JPS6230597A (ja) 1987-02-09
DE3526183A1 (de) 1987-02-05
NO862798D0 (no) 1986-07-10
EP0210479B1 (de) 1992-05-20

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