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GB2367015B - Waste water filtration tank with automatic flushing mechanism - Google Patents

Waste water filtration tank with automatic flushing mechanism

Info

Publication number
GB2367015B
GB2367015B GB0118725A GB0118725A GB2367015B GB 2367015 B GB2367015 B GB 2367015B GB 0118725 A GB0118725 A GB 0118725A GB 0118725 A GB0118725 A GB 0118725A GB 2367015 B GB2367015 B GB 2367015B
Authority
GB
United Kingdom
Prior art keywords
waste water
filtration tank
water filtration
automatic flushing
flushing mechanism
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
GB0118725A
Other versions
GB0118725D0 (en
GB2367015A (en
Inventor
Anthony Cowan
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.)
G&K Valve Services Ltd
Original Assignee
G&K Valve Services 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 G&K Valve Services Ltd filed Critical G&K Valve Services Ltd
Publication of GB0118725D0 publication Critical patent/GB0118725D0/en
Publication of GB2367015A publication Critical patent/GB2367015A/en
Application granted granted Critical
Publication of GB2367015B publication Critical patent/GB2367015B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
    • B01D29/605—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by level measuring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/668—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with valves, e.g. rotating valves for coaxially placed filtering elements
    • 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
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/16—Regeneration of sorbents, filters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
GB0118725A 2000-08-05 2001-07-31 Waste water filtration tank with automatic flushing mechanism Expired - Fee Related GB2367015B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0019209.6A GB0019209D0 (en) 2000-08-05 2000-08-05 Waste water filtration tank with automatic flushing mechanism

Publications (3)

Publication Number Publication Date
GB0118725D0 GB0118725D0 (en) 2001-09-26
GB2367015A GB2367015A (en) 2002-03-27
GB2367015B true GB2367015B (en) 2003-07-23

Family

ID=9897017

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0019209.6A Ceased GB0019209D0 (en) 2000-08-05 2000-08-05 Waste water filtration tank with automatic flushing mechanism
GB0118725A Expired - Fee Related GB2367015B (en) 2000-08-05 2001-07-31 Waste water filtration tank with automatic flushing mechanism

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0019209.6A Ceased GB0019209D0 (en) 2000-08-05 2000-08-05 Waste water filtration tank with automatic flushing mechanism

Country Status (1)

Country Link
GB (2) GB0019209D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0301496D0 (en) * 2003-01-23 2003-02-19 G & K Valve Services Ltd Sewerage overflow filtration apparatus
EP2118387B1 (en) 2007-02-27 2011-10-12 Samatrix Limited Automatic cleaning screen device, unit and method for automatically cleaning a screen and sewage pumping station comprising such a device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3841485A (en) * 1972-05-08 1974-10-15 Permutit Co Inc Automatically backwashed gravity filter
GB2362839A (en) * 1999-04-15 2001-12-05 G & K Valve Services Ltd Waste water filtration tank

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3841485A (en) * 1972-05-08 1974-10-15 Permutit Co Inc Automatically backwashed gravity filter
GB2362839A (en) * 1999-04-15 2001-12-05 G & K Valve Services Ltd Waste water filtration tank

Also Published As

Publication number Publication date
GB0118725D0 (en) 2001-09-26
GB2367015A (en) 2002-03-27
GB0019209D0 (en) 2000-09-27

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080731