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GB2197647B - Improvements in or relating to water treatment devices - Google Patents

Improvements in or relating to water treatment devices

Info

Publication number
GB2197647B
GB2197647B GB8718869A GB8718869A GB2197647B GB 2197647 B GB2197647 B GB 2197647B GB 8718869 A GB8718869 A GB 8718869A GB 8718869 A GB8718869 A GB 8718869A GB 2197647 B GB2197647 B GB 2197647B
Authority
GB
United Kingdom
Prior art keywords
relating
water treatment
treatment devices
devices
water
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
GB8718869A
Other versions
GB8718869D0 (en
GB2197647A (en
Inventor
Gordon Richard Clarke
Christopher Julian Tyler
Thomas Robinson
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.)
PRECISION ENGINEERING CO
Original Assignee
PRECISION ENGINEERING CO
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 GB868619581A external-priority patent/GB8619581D0/en
Priority claimed from GB878706008A external-priority patent/GB8706008D0/en
Application filed by PRECISION ENGINEERING CO filed Critical PRECISION ENGINEERING CO
Publication of GB8718869D0 publication Critical patent/GB8718869D0/en
Publication of GB2197647A publication Critical patent/GB2197647A/en
Application granted granted Critical
Publication of GB2197647B publication Critical patent/GB2197647B/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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C02F1/003—Processes for the treatment of water whereby the filtration technique is of importance using household-type filters for producing potable water, e.g. pitchers, bottles, faucet mounted devices
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus
    • C02F2201/006—Cartridges
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2307/00—Location of water treatment or water treatment device
    • C02F2307/04—Location of water treatment or water treatment device as part of a pitcher or jug

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Water Treatment By Sorption (AREA)
GB8718869A 1986-08-12 1987-08-10 Improvements in or relating to water treatment devices Expired - Fee Related GB2197647B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB868619581A GB8619581D0 (en) 1986-08-12 1986-08-12 Water treatment devices
GB878706008A GB8706008D0 (en) 1987-03-13 1987-03-13 Water treatment devices

Publications (3)

Publication Number Publication Date
GB8718869D0 GB8718869D0 (en) 1987-09-16
GB2197647A GB2197647A (en) 1988-05-25
GB2197647B true GB2197647B (en) 1990-03-07

Family

ID=26291164

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8718869A Expired - Fee Related GB2197647B (en) 1986-08-12 1987-08-10 Improvements in or relating to water treatment devices

Country Status (1)

Country Link
GB (1) GB2197647B (en)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2214501A (en) * 1988-01-15 1989-09-06 Ara Coffee Club Ltd Water purification apparatus
GB8815452D0 (en) * 1988-06-29 1988-08-03 Addis Ltd Filter cartridges & filter assemblies
DE8808609U1 (en) * 1988-07-05 1989-12-14 Surex GmbH, 6204 Taunnusstein Filter insert
DE8813571U1 (en) * 1988-10-28 1989-05-11 Wasserboy GmbH & Co Wasserfilter-Vertrieb KG, 4972 Löhne Water filter device
DE4024289A1 (en) * 1989-08-01 1991-02-07 Ass Mills Inc Batch working water purification cartridge with gravity feed and a multitude of beds
EP0498913B1 (en) * 1991-02-15 1995-09-06 LEIFHEIT Aktiengesellschaft Household water filter
GB2255771B (en) * 1991-05-01 1995-02-08 Waymaster Limited Improvements in or relating to water treatment devices
DE69306957D1 (en) * 1992-08-14 1997-02-06 Levene Ltd William CAN WITH FILTER
CA2146609C (en) * 1995-04-07 2000-04-25 Paul Serenko Water filtration cartridge
US5882507A (en) * 1996-04-30 1999-03-16 Recovery Engineering, Inc. Water filter cartridge end-of-life mechanism
GB9701735D0 (en) * 1997-01-28 1997-03-19 Brita Water Filter Syst Ltd A water filter jug
US6159363A (en) * 1998-04-30 2000-12-12 Corning Incorporated Water carafe filter cartridge
US6290847B1 (en) 1998-12-17 2001-09-18 Corning Incorporated Gravity-flow water filtration device
US6454941B1 (en) 1998-12-17 2002-09-24 Corning Incorporated Gravity-flow water filtration device
US6405875B1 (en) 1998-12-18 2002-06-18 Corning Incorporated Water filtration device and method
GB9921713D0 (en) * 1999-09-14 1999-11-17 Windmill Plastics A water filter cartridge
FI108348B (en) * 2000-09-12 2002-01-15 Kari Aalto Apparatus for purifying water
RU2262976C1 (en) * 2004-03-22 2005-10-27 Общество с ограниченной ответственностью ООО "Аквафор" (ООО "Аквафор") Filtration device
DE102004026166B3 (en) * 2004-05-28 2006-02-09 Brita Gmbh Filter cartridge and device for the filtration of liquids
DE102004026167A1 (en) * 2004-05-28 2005-12-22 Brita Gmbh Filter cartridge and device for the filtration of liquids
DE102004026188A1 (en) * 2004-05-28 2005-12-29 Brita Gmbh Filterkcheche and device for the filtration of liquids
PL63625Y1 (en) * 2004-11-10 2008-02-29 Gennadiy Nikolaevich Sednev Filtering cartridge
CA2607734A1 (en) * 2005-05-25 2006-11-30 Laica S.P.A. Filtering device for filtering water and liquids in general
LT1963230T (en) * 2005-12-23 2017-04-10 Laica S.P.A. Filter cartridge for jugs
DE102007033337C5 (en) * 2007-07-16 2015-12-10 Bwt Ag Filter cartridge for a water filter device
US10118113B2 (en) 2013-12-23 2018-11-06 Bonvi Water, Inc. Water container with floatable filter system and method
US11033841B1 (en) 2012-05-25 2021-06-15 Plenty Company, LLC Expandable water filter reservoir
CN103523942B (en) * 2012-07-04 2016-02-03 杜也兵 Revolving of water purifier filter cartridge and built-in filter gall be slotting, revolve and put forward method of attachment and built-in filter gall
RU2625113C1 (en) * 2016-05-20 2017-07-11 Закрытое Акционерное Общество "Аквафор Продакшн" (Зао "Аквафор Продакшн") Filtering module
US11596882B2 (en) 2019-05-28 2023-03-07 Plenty Company, LLC Water pitcher with float and underside filter
EP4400193A4 (en) * 2021-08-05 2025-11-05 Electrophor Inc FILTER MODULE

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB654012A (en) * 1948-10-04 1951-05-30 Arthur James Simpson Improvements in or relating to filtering devices
GB662662A (en) * 1949-04-20 1951-12-12 Banham Hermanos Y Company Apparatus for disinfecting water
GB1552559A (en) * 1976-09-27 1979-09-12 Foremost Mckesson Apparatus and method of disinfection of drinking water
US4578187A (en) * 1984-06-29 1986-03-25 Alhaeuser Erich Ion exchange apparatus to improve the quality of potable water

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB654012A (en) * 1948-10-04 1951-05-30 Arthur James Simpson Improvements in or relating to filtering devices
GB662662A (en) * 1949-04-20 1951-12-12 Banham Hermanos Y Company Apparatus for disinfecting water
GB1552559A (en) * 1976-09-27 1979-09-12 Foremost Mckesson Apparatus and method of disinfection of drinking water
US4578187A (en) * 1984-06-29 1986-03-25 Alhaeuser Erich Ion exchange apparatus to improve the quality of potable water

Also Published As

Publication number Publication date
GB8718869D0 (en) 1987-09-16
GB2197647A (en) 1988-05-25

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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: 20050810