GB2248559B - Procedure for cleaning filter - Google Patents

Procedure for cleaning filter

Info

Publication number
GB2248559B
GB2248559B GB9119133A GB9119133A GB2248559B GB 2248559 B GB2248559 B GB 2248559B GB 9119133 A GB9119133 A GB 9119133A GB 9119133 A GB9119133 A GB 9119133A GB 2248559 B GB2248559 B GB 2248559B
Authority
GB
United Kingdom
Prior art keywords
procedure
cleaning filter
cleaning
filter
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
GB9119133A
Other versions
GB2248559A8 (en
GB9119133D0 (en
GB2248559A (en
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
Kemira Oyj
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
Publication of GB2248559A8 publication Critical patent/GB2248559A8/en
Application filed by Kemira Oyj filed Critical Kemira Oyj
Publication of GB9119133D0 publication Critical patent/GB9119133D0/en
Publication of GB2248559A publication Critical patent/GB2248559A/en
Application granted granted Critical
Publication of GB2248559B publication Critical patent/GB2248559B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
GB9119133A 1990-09-10 1991-09-06 Procedure for cleaning filter Expired - Fee Related GB2248559B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI904465A FI86380C (en) 1990-09-10 1990-09-10 FOER REFRIGERATION FOR FILTER.

Publications (4)

Publication Number Publication Date
GB2248559A8 GB2248559A8 (en)
GB9119133D0 GB9119133D0 (en) 1991-10-23
GB2248559A GB2248559A (en) 1992-04-15
GB2248559B true GB2248559B (en) 1994-02-23

Family

ID=8531044

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9119133A Expired - Fee Related GB2248559B (en) 1990-09-10 1991-09-06 Procedure for cleaning filter

Country Status (12)

Country Link
JP (1) JPH05309221A (en)
AU (1) AU630827B2 (en)
BE (1) BE1004406A3 (en)
BR (1) BR9103882A (en)
CA (1) CA2050991A1 (en)
DE (1) DE4129865A1 (en)
ES (1) ES2038540B1 (en)
FI (1) FI86380C (en)
GB (1) GB2248559B (en)
IT (1) IT1251405B (en)
NZ (1) NZ239721A (en)
SE (2) SE506718C2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI86380C (en) * 1990-09-10 1992-08-25 Kemira Oy FOER REFRIGERATION FOR FILTER.
JPH0747101B2 (en) * 1991-08-15 1995-05-24 丸善石油化学株式会社 How to regenerate a clogged filter
DE4418931C2 (en) * 1994-05-31 1997-06-19 Degussa Process for separating catalyst-free working solution from the hydrogenation cycle of the anthraquinone process for the production of hydrogen peroxide
FR2741280B1 (en) * 1995-11-22 1997-12-19 Omnium Traitement Valorisa METHOD FOR CLEANING A FILTER SYSTEM OF THE SUBMERSIBLE MEMBRANE TYPE
FR2751957A1 (en) * 1996-08-01 1998-02-06 Pechiney Aluminium NON-POLLUTANT PROCESS FOR REGENERATING CERAMIC PARTS USED IN ALUMINUM FOUNDRY
JP4103151B2 (en) * 1997-03-19 2008-06-18 栗田工業株式会社 Performance recovery method for precoat filter
US6949219B1 (en) * 2002-12-13 2005-09-27 Calgon Carbon Corporation Method for disinfection of activated carbon through contact with peroxide containing materials

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1573968A (en) * 1976-03-04 1980-08-28 Sulzer Ag Methods of back-washing filters with fixed beds constructed of granular materials

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2623917A1 (en) * 1976-05-28 1977-12-15 Edel Heinz H Cleaning used haemodialysers simply and effectively - by passing a soln. contg. hydrogen peroxide through
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 (en) * 1986-10-08 1988-04-23 Nippon Atom Ind Group Co Ltd Oil-water separator provided with regeneration function
FI86380C (en) * 1990-09-10 1992-08-25 Kemira Oy FOER REFRIGERATION FOR FILTER.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1573968A (en) * 1976-03-04 1980-08-28 Sulzer Ag Methods of back-washing filters with fixed beds constructed of granular materials
GB1573967A (en) * 1976-03-04 1980-08-28 Sulzer Ag Methods of operating back-washable filters with fixed beds constructed of granular materials

Also Published As

Publication number Publication date
BR9103882A (en) 1992-05-26
ITMI912384A1 (en) 1993-03-10
SE9102558D0 (en) 1991-09-06
SE506718C2 (en) 1998-02-02
ES2038540A1 (en) 1993-07-16
GB2248559A8 (en)
NZ239721A (en) 1993-04-28
CA2050991A1 (en) 1992-03-11
GB9119133D0 (en) 1991-10-23
BE1004406A3 (en) 1992-11-17
FI904465A0 (en) 1990-09-10
DE4129865A1 (en) 1992-04-16
JPH05309221A (en) 1993-11-22
IT1251405B (en) 1995-05-09
AU630827B2 (en) 1992-11-05
ITMI912384A0 (en) 1991-09-10
FI86380B (en) 1992-05-15
GB2248559A (en) 1992-04-15
FI904465A (en) 1992-03-11
AU8368791A (en) 1992-03-12
ES2038540B1 (en) 1994-02-16
FI86380C (en) 1992-08-25
SE9102558L (en) 1992-03-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980906