DE69928348D1 - Wasserbehandlungsvorrichtung mit Regeneration des darin enthaltenen Behandlungsmediums - Google Patents

Wasserbehandlungsvorrichtung mit Regeneration des darin enthaltenen Behandlungsmediums

Info

Publication number
DE69928348D1
DE69928348D1 DE69928348T DE69928348T DE69928348D1 DE 69928348 D1 DE69928348 D1 DE 69928348D1 DE 69928348 T DE69928348 T DE 69928348T DE 69928348 T DE69928348 T DE 69928348T DE 69928348 D1 DE69928348 D1 DE 69928348D1
Authority
DE
Germany
Prior art keywords
media
regeneration
water treatment
water
treatment
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 - Lifetime
Application number
DE69928348T
Other languages
English (en)
Other versions
DE69928348T2 (de
Inventor
Chau Yiu 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
Application filed by Individual filed Critical Individual
Publication of DE69928348D1 publication Critical patent/DE69928348D1/de
Application granted granted Critical
Publication of DE69928348T2 publication Critical patent/DE69928348T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/16—Valves
    • B01D2201/165—Multi-way valves
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86863—Rotary valve unit
DE1999628348 1998-10-02 1999-09-23 Wasserbehandlungsvorrichtung mit Regeneration des darin enthaltenen Behandlungsmediums Expired - Lifetime DE69928348T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/165,830 US6042729A (en) 1998-02-18 1998-10-02 Regeneration of water treatment media
US165830 1998-10-02

Publications (2)

Publication Number Publication Date
DE69928348D1 true DE69928348D1 (de) 2005-12-22
DE69928348T2 DE69928348T2 (de) 2006-08-03

Family

ID=22600656

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1999628348 Expired - Lifetime DE69928348T2 (de) 1998-10-02 1999-09-23 Wasserbehandlungsvorrichtung mit Regeneration des darin enthaltenen Behandlungsmediums

Country Status (9)

Country Link
US (3) US6042729A (de)
EP (1) EP0992459B1 (de)
JP (1) JP2000107751A (de)
KR (1) KR100478548B1 (de)
CN (2) CN101092253B (de)
AT (1) ATE309962T1 (de)
CA (1) CA2283056C (de)
DE (1) DE69928348T2 (de)
HK (1) HK1027087A1 (de)

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Also Published As

Publication number Publication date
CN1250748A (zh) 2000-04-19
CA2283056C (en) 2007-07-10
ATE309962T1 (de) 2005-12-15
EP0992459A2 (de) 2000-04-12
CN101092253A (zh) 2007-12-26
US6231763B1 (en) 2001-05-15
JP2000107751A (ja) 2000-04-18
CA2283056A1 (en) 2000-04-02
US20010009237A1 (en) 2001-07-26
DE69928348T2 (de) 2006-08-03
EP0992459B1 (de) 2005-11-16
CN100334004C (zh) 2007-08-29
KR100478548B1 (ko) 2005-03-23
US6042729A (en) 2000-03-28
HK1027087A1 (en) 2001-01-05
KR20000028789A (ko) 2000-05-25
US6447678B2 (en) 2002-09-10
CN101092253B (zh) 2010-12-22
EP0992459A3 (de) 2000-07-12

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