CA2256858C - Tank treatment assembly - Google Patents

Tank treatment assembly Download PDF

Info

Publication number
CA2256858C
CA2256858C CA002256858A CA2256858A CA2256858C CA 2256858 C CA2256858 C CA 2256858C CA 002256858 A CA002256858 A CA 002256858A CA 2256858 A CA2256858 A CA 2256858A CA 2256858 C CA2256858 C CA 2256858C
Authority
CA
Canada
Prior art keywords
chambers
fluid
treatment
medium
tank
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
CA002256858A
Other languages
English (en)
French (fr)
Other versions
CA2256858A1 (en
Inventor
Yiu Chau Chau
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.)
Individual
Original Assignee
Individual
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26677073&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2256858(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US09/130,712 external-priority patent/US6090285A/en
Application filed by Individual filed Critical Individual
Publication of CA2256858A1 publication Critical patent/CA2256858A1/en
Application granted granted Critical
Publication of CA2256858C publication Critical patent/CA2256858C/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
    • C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/007—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection
    • B01D24/008—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
    • B01D24/12—Downward filtration, the filtering material being supported by pervious surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air
    • B01D24/4642—Counter-current flushing, e.g. by air with valves, e.g. rotating valves
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
CA002256858A 1998-01-15 1998-12-22 Tank treatment assembly Expired - Fee Related CA2256858C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US749798A 1998-01-15 1998-01-15
US09/007,497 1998-01-15
US09/130,712 1998-08-06
US09/130,712 US6090285A (en) 1998-01-15 1998-08-06 Tank treatment assembly

Publications (2)

Publication Number Publication Date
CA2256858A1 CA2256858A1 (en) 1999-07-15
CA2256858C true CA2256858C (en) 2005-06-07

Family

ID=26677073

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002256858A Expired - Fee Related CA2256858C (en) 1998-01-15 1998-12-22 Tank treatment assembly

Country Status (8)

Country Link
EP (1) EP0933337B1 (https=)
JP (1) JPH11277058A (https=)
CN (1) CN1178863C (https=)
AU (1) AU738941B2 (https=)
CA (1) CA2256858C (https=)
DE (1) DE69938907D1 (https=)
SG (1) SG68707A1 (https=)
TW (1) TW585844B (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007003383A1 (en) * 2005-07-06 2007-01-11 Unilever N.V. A filter assembly and a method of filtering liquids
CN102190336B (zh) * 2010-03-08 2014-11-26 周耀周 流体处理单元、流体处理组件以及流体处理装置
CN104478011A (zh) * 2010-03-08 2015-04-01 周耀周 流体处理装置
JP5197802B2 (ja) * 2011-05-30 2013-05-15 株式会社コマツ製作所 食用油の再生装置
AU2012303734A1 (en) * 2011-08-10 2014-03-06 Naipaul KHAMAL A filter apparatus and water filtration system and method
JP5858187B2 (ja) * 2014-05-13 2016-02-10 ダイキン工業株式会社 油分離装置
CN105636908B (zh) 2014-06-16 2020-09-11 周耀周 提高基于结晶促进介质的流体处理系统的性能的方法
ES2983556T3 (es) * 2020-09-08 2024-10-23 Aqua Expert Ab Depósito de agua a presión y filtro de agua combinados
CN120553813A (zh) * 2024-02-29 2025-08-29 佛山市顺德区美的饮水机制造有限公司 水路组件及软水机

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE849885C (de) * 1943-12-29 1952-09-18 Jacques Muller Kammerfilter fuer gasfoermige oder fluessige Stoffe
US3469696A (en) * 1968-01-22 1969-09-30 American Mach & Foundry Filtration apparatus
FR1587415A (https=) * 1968-10-04 1970-03-20
US3645402A (en) * 1970-12-10 1972-02-29 Mack Trucks Liquid coolant conditioner
FR2207745A1 (en) * 1972-11-28 1974-06-21 Ducon Co Granular gas filter - with narrow annular beds stacked cleaned by double reverse impulses
US5171442A (en) * 1991-10-18 1992-12-15 Nakshbendi Ghassan F Water purification apparatus

Also Published As

Publication number Publication date
CN1232790A (zh) 1999-10-27
CA2256858A1 (en) 1999-07-15
EP0933337A1 (en) 1999-08-04
TW585844B (en) 2004-05-01
JPH11277058A (ja) 1999-10-12
AU1001999A (en) 1999-08-05
DE69938907D1 (de) 2008-07-31
AU738941B2 (en) 2001-09-27
CN1178863C (zh) 2004-12-08
EP0933337B1 (en) 2008-06-18
SG68707A1 (en) 1999-11-16

Similar Documents

Publication Publication Date Title
US6090285A (en) Tank treatment assembly
US6447678B2 (en) Regeneration of water treatment media
US5041219A (en) Dual chamber water filter
US6387260B1 (en) Filtration device for liquid purification
KR101147341B1 (ko) 커피 머신의 물탱크용 필터 카트리지
CA2256858C (en) Tank treatment assembly
US6287462B1 (en) Alternate sanitizer for sand filter
US7413649B2 (en) Treatment apparatus with modular chemical containing units having one-way valve assemblies
RU2125974C1 (ru) Способ фильтрационной очистки жидкости и фильтр для очистки жидкости
HK1021635B (en) Water softening assembly
WO2003035212A1 (en) Filter cartridge with divided filter bed for gravity-flow use
CN103052597A (zh) 包括重力给料过滤器的水净化装置
US6521126B2 (en) Pipe gallery for water filtration systems
CA2265235A1 (en) Multimedia backwashable filtration system
HK1027087B (en) Water treatment device with regeneration of the treatment medium therein
JPH07204407A (ja) 脱気装置
HK1072531B (en) A filter cartridge for a water tank of a coffee machine

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20121224