GB2306122B - A system for reducing head against which air blowers must operate in a filter - Google Patents

A system for reducing head against which air blowers must operate in a filter

Info

Publication number
GB2306122B
GB2306122B GB9520728A GB9520728A GB2306122B GB 2306122 B GB2306122 B GB 2306122B GB 9520728 A GB9520728 A GB 9520728A GB 9520728 A GB9520728 A GB 9520728A GB 2306122 B GB2306122 B GB 2306122B
Authority
GB
United Kingdom
Prior art keywords
operate
filter
air blowers
head against
reducing head
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 - Fee Related
Application number
GB9520728A
Other versions
GB2306122A (en
GB9520728D0 (en
Inventor
Howard Rundle
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.)
TETRA EUROP Ltd
Original Assignee
TETRA EUROP 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 TETRA EUROP Ltd filed Critical TETRA EUROP Ltd
Priority to GB9520728A priority Critical patent/GB2306122B/en
Publication of GB9520728D0 publication Critical patent/GB9520728D0/en
Publication of GB2306122A publication Critical patent/GB2306122A/en
Application granted granted Critical
Publication of GB2306122B publication Critical patent/GB2306122B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C02F3/06—Aerobic processes using submerged filters
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—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
    • 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
GB9520728A 1995-10-10 1995-10-10 A system for reducing head against which air blowers must operate in a filter Expired - Fee Related GB2306122B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9520728A GB2306122B (en) 1995-10-10 1995-10-10 A system for reducing head against which air blowers must operate in a filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9520728A GB2306122B (en) 1995-10-10 1995-10-10 A system for reducing head against which air blowers must operate in a filter

Publications (3)

Publication Number Publication Date
GB9520728D0 GB9520728D0 (en) 1995-12-13
GB2306122A GB2306122A (en) 1997-04-30
GB2306122B true GB2306122B (en) 1999-07-21

Family

ID=10782089

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9520728A Expired - Fee Related GB2306122B (en) 1995-10-10 1995-10-10 A system for reducing head against which air blowers must operate in a filter

Country Status (1)

Country Link
GB (1) GB2306122B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10351821A1 (en) * 2003-10-29 2005-06-02 Würdig, Uwe, Dipl.-Ing. Treatment of flowable media, especially water treatment, uses upward flow through an inclined filter which can be switched to a downward backwash rinsing mode
CN102294136B (en) * 2010-06-22 2015-04-15 上海市政工程设计研究总院 Construction method for water and gas distributing system of filter pool
CN101905906B (en) * 2010-07-01 2012-12-05 佛山水业集团有限公司 New calculation method of head loss of city water supply filtering system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1171259A (en) * 1967-10-28 1969-11-19 Steinmueller Gmbh L & C Improvements in methods of Operating Filters for Liquids
GB1232572A (en) * 1968-05-09 1971-05-19
GB2239192A (en) * 1989-12-19 1991-06-26 Edward Andrew Seymour Filter bed

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1171259A (en) * 1967-10-28 1969-11-19 Steinmueller Gmbh L & C Improvements in methods of Operating Filters for Liquids
GB1232572A (en) * 1968-05-09 1971-05-19
GB2239192A (en) * 1989-12-19 1991-06-26 Edward Andrew Seymour Filter bed

Also Published As

Publication number Publication date
GB2306122A (en) 1997-04-30
GB9520728D0 (en) 1995-12-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20041010