EP1789162A4 - Method and apparatus providing improved throughput and operating life of submerged membranes - Google Patents

Method and apparatus providing improved throughput and operating life of submerged membranes

Info

Publication number
EP1789162A4
EP1789162A4 EP05740138A EP05740138A EP1789162A4 EP 1789162 A4 EP1789162 A4 EP 1789162A4 EP 05740138 A EP05740138 A EP 05740138A EP 05740138 A EP05740138 A EP 05740138A EP 1789162 A4 EP1789162 A4 EP 1789162A4
Authority
EP
European Patent Office
Prior art keywords
providing improved
operating life
apparatus providing
improved throughput
submerged membranes
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.)
Withdrawn
Application number
EP05740138A
Other languages
German (de)
French (fr)
Other versions
EP1789162A2 (en
Inventor
David C Pollock
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.)
VOST ENVIRONMENTAL TECHNOLOGIES
VOST ENVIRONMENTAL TECHNOLOGIE
Original Assignee
VOST ENVIRONMENTAL TECHNOLOGIES
VOST ENVIRONMENTAL TECHNOLOGIE
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
Priority claimed from US10/895,432 external-priority patent/US20050218074A1/en
Application filed by VOST ENVIRONMENTAL TECHNOLOGIES, VOST ENVIRONMENTAL TECHNOLOGIE filed Critical VOST ENVIRONMENTAL TECHNOLOGIES
Publication of EP1789162A2 publication Critical patent/EP1789162A2/en
Publication of EP1789162A4 publication Critical patent/EP1789162A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/18—Apparatus therefor
    • 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
    • C02F3/1268—Membrane bioreactor systems
    • C02F3/1273—Submerged membrane bioreactors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/24—Specific pressurizing or depressurizing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2315/00—Details relating to the membrane module operation
    • B01D2315/06—Submerged-type; Immersion type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/28—Degradation or stability over time
    • 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

  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Activated Sludge Processes (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
EP05740138A 2004-04-06 2005-03-31 Method and apparatus providing improved throughput and operating life of submerged membranes Withdrawn EP1789162A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/895,432 US20050218074A1 (en) 2004-04-06 2004-04-06 Method and apparatus providing improved throughput and operating life of submerged membranes
US57238704P 2004-05-18 2004-05-18
PCT/US2005/010976 WO2005100264A2 (en) 2004-04-06 2005-03-31 Method and apparatus providing improved throughput and operating life of submerged membranes

Publications (2)

Publication Number Publication Date
EP1789162A2 EP1789162A2 (en) 2007-05-30
EP1789162A4 true EP1789162A4 (en) 2007-08-15

Family

ID=35150536

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05740138A Withdrawn EP1789162A4 (en) 2004-04-06 2005-03-31 Method and apparatus providing improved throughput and operating life of submerged membranes

Country Status (5)

Country Link
EP (1) EP1789162A4 (en)
JP (1) JP2007532297A (en)
AU (1) AU2005233102A1 (en)
CA (1) CA2560193A1 (en)
WO (1) WO2005100264A2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7708887B2 (en) 2005-11-08 2010-05-04 Siemens Water Technologies Corp. Combination membrane/biolytic filtration
AU2006312995B2 (en) * 2005-11-08 2011-09-08 Evoqua Water Technologies Llc Combination membrane/biolytic filtration
CN101508512B (en) * 2009-03-16 2012-12-19 俞敏厚 Core-three-circulation combined water treatment process
WO2012047680A2 (en) * 2010-09-27 2012-04-12 World Water Works, Inc. Floated solids separation
US8910799B2 (en) 2011-08-01 2014-12-16 Enveera, Inc. Integrated membrane system for distributed water treatment
WO2017126745A1 (en) 2016-01-18 2017-07-27 두산중공업 주식회사 Water treatment apparatus including granular activated sludge and membrane bioreactor, and water treatment method using same
JP7290532B2 (en) * 2019-09-27 2023-06-13 株式会社ロキテクノ Decompression type filtration device
CA3163327C (en) 2020-01-06 2023-04-25 The Research Foundation For The State University Of New York Bioreactor system and method for nitrification and denitrification
CN113735385B (en) * 2021-09-24 2023-05-23 浙江省海洋水产研究所 Cultivation wastewater treatment device and treatment method thereof
CN115634780B (en) * 2022-11-11 2024-07-05 昆明理工大学 Laboratory closed type inflatable flotation equipment and flotation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2580622A1 (en) * 1985-04-23 1986-10-24 Degremont Device for introducing a gas into a liquid
US4961854A (en) * 1988-06-30 1990-10-09 Envirex Inc. Activated sludge wastewater treatment process
WO2000067886A1 (en) * 1999-05-05 2000-11-16 Canzone Limited Gas/liquid mixing apparatus and method
WO2002072485A2 (en) * 2001-02-23 2002-09-19 V.A.I. Ltd. Methods and apparatus for biological treatment of waste waters

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9302260A (en) * 1993-12-24 1995-07-17 Stork Friesland Bv Membrane bioreactor with gas-lift system.
US5451317A (en) * 1994-09-08 1995-09-19 Kubota Corporation Solid-liquid separator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2580622A1 (en) * 1985-04-23 1986-10-24 Degremont Device for introducing a gas into a liquid
US4961854A (en) * 1988-06-30 1990-10-09 Envirex Inc. Activated sludge wastewater treatment process
WO2000067886A1 (en) * 1999-05-05 2000-11-16 Canzone Limited Gas/liquid mixing apparatus and method
WO2002072485A2 (en) * 2001-02-23 2002-09-19 V.A.I. Ltd. Methods and apparatus for biological treatment of waste waters

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
UEDA, T. ET AL: "Domestic wastewater treatment by a submerged membrane bioreactor with gravitational filtration", WATER RESEARCH, ELSEVIER, vol. 33, no. 2406, August 1999 (1999-08-01), AMSTERDAM,NL, pages 2888-2892, XP004174057 *

Also Published As

Publication number Publication date
JP2007532297A (en) 2007-11-15
WO2005100264A3 (en) 2006-11-30
EP1789162A2 (en) 2007-05-30
AU2005233102A1 (en) 2005-10-27
WO2005100264A2 (en) 2005-10-27
CA2560193A1 (en) 2005-10-27

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