CA2050991A1 - Procedure for cleaning filter - Google Patents

Procedure for cleaning filter

Info

Publication number
CA2050991A1
CA2050991A1 CA002050991A CA2050991A CA2050991A1 CA 2050991 A1 CA2050991 A1 CA 2050991A1 CA 002050991 A CA002050991 A CA 002050991A CA 2050991 A CA2050991 A CA 2050991A CA 2050991 A1 CA2050991 A1 CA 2050991A1
Authority
CA
Canada
Prior art keywords
hydrogen peroxide
filter unit
procedure according
metal catalyst
sinter
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.)
Abandoned
Application number
CA002050991A
Other languages
English (en)
French (fr)
Inventor
Esko Makiniemi
Eeva-Liisa Mustonen
Arto Sikander
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.)
Kemira Oyj
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 CA2050991A1 publication Critical patent/CA2050991A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
    • 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
    • B01D29/11—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 bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31—Self-supporting filtering elements
    • B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
    • 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
    • B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
    • B01D29/52—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 multiple filtering elements, characterised by their mutual disposition in parallel connection
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D41/00—Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids
    • B01D41/04—Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids of rigid self-supporting filtering material
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/01—Hydrogen peroxide
    • C01B15/022—Preparation from organic compounds
    • C01B15/023—Preparation from organic compounds by the alkyl-anthraquinone process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/04—Supports for the filtering elements
    • B01D2201/043—Filter tubes connected to plates
    • B01D2201/0446—Filter tubes connected to plates suspended from plates at the upper side of the filter elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/08—Regeneration of the filter
    • B01D2201/085—Regeneration of the filter using another chemical than the liquid to be filtered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/08—Use of hot water or water vapor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/162—Use of acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/164—Use of bases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Filtering Materials (AREA)
  • Catalysts (AREA)
  • Powder Metallurgy (AREA)
  • Cleaning By Liquid Or Steam (AREA)
CA002050991A 1990-09-10 1991-09-09 Procedure for cleaning filter Abandoned CA2050991A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI904465A FI86380C (fi) 1990-09-10 1990-09-10 Foerfarande foer rening av filter.
FI904465 1990-09-10

Publications (1)

Publication Number Publication Date
CA2050991A1 true CA2050991A1 (en) 1992-03-11

Family

ID=8531044

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002050991A Abandoned CA2050991A1 (en) 1990-09-10 1991-09-09 Procedure for cleaning filter

Country Status (12)

Country Link
JP (1) JPH05309221A (xx)
AU (1) AU630827B2 (xx)
BE (1) BE1004406A3 (xx)
BR (1) BR9103882A (xx)
CA (1) CA2050991A1 (xx)
DE (1) DE4129865A1 (xx)
ES (1) ES2038540B1 (xx)
FI (1) FI86380C (xx)
GB (1) GB2248559B (xx)
IT (1) IT1251405B (xx)
NZ (1) NZ239721A (xx)
SE (2) SE9102558L (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI86380C (fi) * 1990-09-10 1992-08-25 Kemira Oy Foerfarande foer rening av filter.
JPH0747101B2 (ja) * 1991-08-15 1995-05-24 丸善石油化学株式会社 目詰まりしたフィルターの再生方法
DE4418931C2 (de) * 1994-05-31 1997-06-19 Degussa Verfahren zur Abtrennung katalysatorfreier Arbeitslösung aus dem Hydrierkreislauf des Anthrachinonverfahrens zur Herstellung von Wasserstoffperoxid
FR2741280B1 (fr) * 1995-11-22 1997-12-19 Omnium Traitement Valorisa Procede de nettoyage d'une installation de filtration du type a membranes immergees
FR2751957A1 (fr) * 1996-08-01 1998-02-06 Pechiney Aluminium Procede non polluant de regeneration de pieces en ceramique utilisees en fonderie de l'aluminium
JP4103151B2 (ja) * 1997-03-19 2008-06-18 栗田工業株式会社 プレコート濾過装置の性能回復方法
US6949219B1 (en) * 2002-12-13 2005-09-27 Calgon Carbon Corporation Method for disinfection of activated carbon through contact with peroxide containing materials

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2608899C3 (de) * 1976-03-04 1982-12-30 Müller, Wolf-Rüdiger, Dipl.-Ing., 7000 Stuttgart Verfahren zur Verbesserung des Rückspülvorganges bei Filtern aus körnigen Materialien durch den Einsatz von Wasserstoffperoxid (H↓2↓O↓2↓)
DE2623917A1 (de) * 1976-05-28 1977-12-15 Edel Heinz H Verfahren zur reinigung gebrauchter dialysatoren
JPS55129107A (en) * 1979-03-28 1980-10-06 Nitto Electric Ind Co Ltd Washing method of selective permeable membrane
US4493756A (en) * 1983-06-21 1985-01-15 Pall Corporation Process for cleaning metal filters
US4740308A (en) * 1984-04-26 1988-04-26 Champion International Corporation Membrane cleaning process
GB8415887D0 (en) * 1984-06-21 1984-07-25 Atomic Energy Authority Uk Membrane cleaning
JPS6393310A (ja) * 1986-10-08 1988-04-23 Nippon Atom Ind Group Co Ltd 再生機能を備えた油水分離装置
FI86380C (fi) * 1990-09-10 1992-08-25 Kemira Oy Foerfarande foer rening av filter.

Also Published As

Publication number Publication date
JPH05309221A (ja) 1993-11-22
ES2038540A1 (es) 1993-07-16
GB9119133D0 (en) 1991-10-23
GB2248559A8 (en)
SE9102558L (sv) 1992-03-11
FI86380B (fi) 1992-05-15
IT1251405B (it) 1995-05-09
AU630827B2 (en) 1992-11-05
FI86380C (fi) 1992-08-25
GB2248559A (en) 1992-04-15
SE9102558D0 (sv) 1991-09-06
NZ239721A (en) 1993-04-28
SE506718C2 (sv) 1998-02-02
GB2248559B (en) 1994-02-23
FI904465A0 (fi) 1990-09-10
FI904465A (fi) 1992-03-11
DE4129865A1 (de) 1992-04-16
ITMI912384A1 (it) 1993-03-10
BE1004406A3 (fr) 1992-11-17
AU8368791A (en) 1992-03-12
BR9103882A (pt) 1992-05-26
ITMI912384A0 (it) 1991-09-10
ES2038540B1 (es) 1994-02-16

Similar Documents

Publication Publication Date Title
EP0634364A1 (en) Pure water manufacturing method
CA2050991A1 (en) Procedure for cleaning filter
CN106268179A (zh) 一种综合回收硫酸净化废酸的节能工艺及系统
US5217629A (en) Procedure for cleaning filter used in production of hydrogen peroxide from anthraquinone
RU2471767C1 (ru) Простой способ и система эффективного повторного использования маточного раствора из аппаратурного комплекса производства очищенной терефталевой кислоты
DE69937205T2 (de) Verfahren zur reinigung von waschwasser aus der herstellung von aromatischen säuren
CN101549875A (zh) 丝光废碱的净化和回收工艺及其系统
EP3887577B1 (en) By-products (impurity) removal
CN218596135U (zh) 一种碱回收系统
KR100687097B1 (ko) 고수율, 고순도 멜라민 제조방법
CN210885681U (zh) 一种海绵铁除氧系统
JPH04244289A (ja) 水洗水の処理方法
CN210945083U (zh) 方便再生的陶瓷膜污水处理系统
JP2514933B2 (ja) 中空糸モジユ−ルの洗浄方法
JP3817799B2 (ja) 排水の膜処理装置
JPH0596111A (ja) セラミツクフイルターの再生方法
JPH0957261A (ja) ２段式逆浸透膜処理方法
CN216472551U (zh) 一种残液处理系统
JP5041131B2 (ja) 脈動洗浄方法および脈動洗浄装置
CN219764985U (zh) 煤气脱硫废液及熔硫尾气集成净化系统
CN211952877U (zh) 一种具有除异味功能的油烟净化装置
CN217947809U (zh) 一种用于热处理清洗的水溶剂过滤装置
CN208893908U (zh) 一种蒽醌法生产双氧水隔油池有机废气处理装置
JP4513041B2 (ja) アンモニア回生装置
AU620990B2 (en) Process for the purification of alkali metal metaborate solutions and alkali metal perborate prepared from these solutions

Legal Events

Date Code Title Description
FZDE Discontinued