EP3793705A4 - Filtre à sable continu - Google Patents

Filtre à sable continu Download PDF

Info

Publication number
EP3793705A4
EP3793705A4 EP19804517.1A EP19804517A EP3793705A4 EP 3793705 A4 EP3793705 A4 EP 3793705A4 EP 19804517 A EP19804517 A EP 19804517A EP 3793705 A4 EP3793705 A4 EP 3793705A4
Authority
EP
European Patent Office
Prior art keywords
sand filter
continuous sand
continuous
filter
sand
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.)
Withdrawn
Application number
EP19804517.1A
Other languages
German (de)
English (en)
Other versions
EP3793705A1 (fr
Inventor
Mattias FELDTHUSEN
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.)
Sulzer Management AG
Original Assignee
Nordic Water Products AB
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 Nordic Water Products AB filed Critical Nordic Water Products AB
Publication of EP3793705A1 publication Critical patent/EP3793705A1/fr
Publication of EP3793705A4 publication Critical patent/EP3793705A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B01D24/16—Upward filtration
    • B01D24/167—Upward filtration the container having distribution or collection headers or pervious conduits
    • 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
    • B01D24/36—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed fluidised during the filtration
    • 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
    • B01D24/38—Feed or discharge devices
    • B01D24/40—Feed or discharge devices for feeding
    • 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
    • C02F1/004—Processes for the treatment of water whereby the filtration technique is of importance using large scale industrial sized filters

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)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Biological Treatment Of Waste Water (AREA)
EP19804517.1A 2018-05-18 2019-05-16 Filtre à sable continu Withdrawn EP3793705A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1850587 2018-05-18
PCT/SE2019/050442 WO2019221663A1 (fr) 2018-05-18 2019-05-16 Filtre à sable continu

Publications (2)

Publication Number Publication Date
EP3793705A1 EP3793705A1 (fr) 2021-03-24
EP3793705A4 true EP3793705A4 (fr) 2022-03-02

Family

ID=68540666

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19804517.1A Withdrawn EP3793705A4 (fr) 2018-05-18 2019-05-16 Filtre à sable continu

Country Status (2)

Country Link
EP (1) EP3793705A4 (fr)
WO (1) WO2019221663A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100501522B1 (ko) * 2004-08-18 2005-07-18 주식회사 이티에프 상향류식 모래 여과기
WO2009088288A1 (fr) * 2008-01-08 2009-07-16 Paques B.V. Dispositif de nettoyage d'un fluide au moyen d'un lit filtrant et procédé de détermination de l'étendue de mouvement du lit filtrant
US20110168615A1 (en) * 2010-01-08 2011-07-14 Parkson Corporation Apparatus for treating liquid containing impurities
WO2013036055A1 (fr) * 2011-09-07 2013-03-14 Woongjincoway Co., Ltd Filtre à sable à circulation continue et procédé de filtration à sable à circulation continue
KR20130031477A (ko) * 2011-09-21 2013-03-29 에이티이 주식회사 상향류식 연속 여과기를 구비한 질소·인 제거 및 재이용수 처리 시스템
CN106861257A (zh) * 2015-12-14 2017-06-20 哈尔滨顺芝科技有限公司 连续生流式活性砂过滤处理装置及过滤方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7713426B2 (en) * 2008-01-11 2010-05-11 Blue Water Technologies, Inc. Water treatment
KR20100102567A (ko) * 2010-08-27 2010-09-24 대웅이엔에스 (주) 여과병용 다기능 소결소재 미세기포 발생기에 의한 고도 수처리 방법
CN105060488A (zh) * 2015-09-09 2015-11-18 桂林理工大学 一种利用充氧过滤系统进行污水深度处理的方法
CN107434299B (zh) * 2017-06-01 2023-07-07 厦门百仕洁环保科技有限公司 一种同步硝化反硝化滤池

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100501522B1 (ko) * 2004-08-18 2005-07-18 주식회사 이티에프 상향류식 모래 여과기
WO2009088288A1 (fr) * 2008-01-08 2009-07-16 Paques B.V. Dispositif de nettoyage d'un fluide au moyen d'un lit filtrant et procédé de détermination de l'étendue de mouvement du lit filtrant
US20110168615A1 (en) * 2010-01-08 2011-07-14 Parkson Corporation Apparatus for treating liquid containing impurities
WO2013036055A1 (fr) * 2011-09-07 2013-03-14 Woongjincoway Co., Ltd Filtre à sable à circulation continue et procédé de filtration à sable à circulation continue
KR20130031477A (ko) * 2011-09-21 2013-03-29 에이티이 주식회사 상향류식 연속 여과기를 구비한 질소·인 제거 및 재이용수 처리 시스템
CN106861257A (zh) * 2015-12-14 2017-06-20 哈尔滨顺芝科技有限公司 连续生流式活性砂过滤处理装置及过滤方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019221663A1 *

Also Published As

Publication number Publication date
EP3793705A1 (fr) 2021-03-24
WO2019221663A1 (fr) 2019-11-21

Similar Documents

Publication Publication Date Title
EP3618174A4 (fr) Filtre
EP3579331A4 (fr) Filtre à cavité
CA184984S (en) Filter
EP3854477A4 (fr) Filtre à particules
EP3694344A4 (fr) Élément filtrant
EP3585499A4 (fr) Milieu filtrant contenant un électret
EP3650220A4 (fr) Épandeuse de sable
GB2580099B (en) Filter assembly
EP3748766A4 (fr) Filtre à cavité
EP3593885A4 (fr) Filtre en nid d'abeilles
EP3785785A4 (fr) Filtre à tamis
EP3827915A4 (fr) Panier de coulée
EP3823164A4 (fr) Filtre de bruit
EP3578243A4 (fr) Ensemble filtre
EP3858457A4 (fr) Filtre de profondeur
EP3864128A4 (fr) Microbioréacteur à flux continu
EP3925681A4 (fr) Filtre à particules
EP3713011A4 (fr) Filtre à cavité
EP3766565A4 (fr) Matériau de filtre
EP3611792A4 (fr) Filtre passe-bande
EP3971397A4 (fr) Filtre à particules
EP3869610A4 (fr) Filtre à cavité
EP3695894A4 (fr) Filtre à sacs
EP3590589A4 (fr) Filtre
EP3593884A4 (fr) Filtre en nid d'abeilles

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20201124

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20220131

RIC1 Information provided on ipc code assigned before grant

Ipc: C02F 1/00 20060101ALI20220126BHEP

Ipc: B01D 24/40 20060101ALI20220126BHEP

Ipc: B01D 24/36 20060101ALI20220126BHEP

Ipc: B01D 24/16 20060101ALI20220126BHEP

Ipc: C02F 3/06 20060101ALI20220126BHEP

Ipc: C02F 3/02 20060101ALI20220126BHEP

Ipc: C02F 3/00 20060101ALI20220126BHEP

Ipc: B01D 24/46 20060101ALI20220126BHEP

Ipc: B01D 24/38 20060101AFI20220126BHEP

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: SULZER MANAGEMENT AG

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20230503

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20230914