NO163703C - Motstroems-vaskeanordning for kontinuerlig behandling av tremassefibre. - Google Patents

Motstroems-vaskeanordning for kontinuerlig behandling av tremassefibre.

Info

Publication number
NO163703C
NO163703C NO840358A NO840358A NO163703C NO 163703 C NO163703 C NO 163703C NO 840358 A NO840358 A NO 840358A NO 840358 A NO840358 A NO 840358A NO 163703 C NO163703 C NO 163703C
Authority
NO
Norway
Prior art keywords
fiber
washing device
continuous treatment
counterflow washing
counterflow
Prior art date
Application number
NO840358A
Other languages
English (en)
Norwegian (no)
Other versions
NO163703B (no
NO840358L (no
Inventor
Edgar J Justus
Original Assignee
Beloit Corp
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 Beloit Corp filed Critical Beloit Corp
Publication of NO840358L publication Critical patent/NO840358L/no
Publication of NO163703B publication Critical patent/NO163703B/no
Publication of NO163703C publication Critical patent/NO163703C/no

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • D21C9/06—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in filters ; Washing of concentrated pulp, e.g. pulp mats, on filtering surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/02—Solvent extraction of solids
    • B01D11/0215—Solid material in other stationary receptacles
    • B01D11/0223—Moving bed of solid material
    • B01D11/023—Moving bed of solid material using moving bands, trays fixed on moving transport chains
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/465—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element take-off rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D33/50—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/60—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for washing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/62—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying
    • B01D33/64—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by compression
    • B01D33/646—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by compression by pressure rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/80—Accessories
    • B01D33/804—Accessories integrally combined with devices for controlling the filtration
    • B01D33/807—Accessories integrally combined with devices for controlling the filtration by level measuring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D2011/002—Counter-current extraction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Preliminary Treatment Of Fibers (AREA)
NO840358A 1983-02-03 1984-01-31 Motstroems-vaskeanordning for kontinuerlig behandling av tremassefibre. NO163703C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/463,620 US4549415A (en) 1983-02-03 1983-02-03 Continuous counterflow belt washer

Publications (3)

Publication Number Publication Date
NO840358L NO840358L (no) 1984-08-06
NO163703B NO163703B (no) 1990-03-26
NO163703C true NO163703C (no) 1990-07-04

Family

ID=23840741

Family Applications (1)

Application Number Title Priority Date Filing Date
NO840358A NO163703C (no) 1983-02-03 1984-01-31 Motstroems-vaskeanordning for kontinuerlig behandling av tremassefibre.

Country Status (14)

Country Link
US (1) US4549415A (fr)
EP (1) EP0116009B1 (fr)
KR (1) KR860001604B1 (fr)
AU (1) AU549712B2 (fr)
BR (1) BR8400525A (fr)
CA (1) CA1222899A (fr)
DE (2) DE3467382D1 (fr)
ES (1) ES8502501A1 (fr)
FI (1) FI76131C (fr)
IN (1) IN160154B (fr)
MX (1) MX158126A (fr)
NO (1) NO163703C (fr)
PH (1) PH20493A (fr)
ZA (1) ZA84838B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3423701A1 (de) * 1983-09-12 1985-03-28 Rauma-Repola Oy, Pori Verfahren und vorrichtung zum waschen einer zellstoffmasse
AT383627B (de) * 1985-03-12 1987-07-27 Andritz Ag Maschf Waschvorrichtung fuer suspensionen
AT385791B (de) * 1986-02-18 1988-05-10 Andritz Ag Maschf Einrichtung zur behandlung einer zwischen mindestens zwei endlosen siebbaendern od.dgl. foerdereinrichtungen gefuehrten material- bzw. stoffbahn
FI74752C (fi) * 1986-03-20 1992-12-01 Ahlstroem Oy Foerfarande och anordning foer tvaettning av cellulosa
US4722793A (en) * 1986-07-03 1988-02-02 The Black Clawson Company Apparatus and method for thickening pulp and paper stock
DE59204795D1 (de) * 1991-05-04 1996-02-08 Schloemann Siemag Ag Bandfilter zum Ausbringen von Fremdstoffpartikeln aus Flüssigkeitsbädern
US11365266B2 (en) * 2017-03-29 2022-06-21 Shin-Etsu Chemical Co., Ltd. Method for producing cellulose ether
EP3828320A1 (fr) 2019-11-26 2021-06-02 Lenzing Aktiengesellschaft Lavage à contre-courant

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1867436A (en) * 1928-06-30 1932-07-12 Andresen Otto Method and apparatus for concentrating pulp water
US2356285A (en) * 1938-05-19 1944-08-22 Downingtown Mfg Co Apparatus for washing pulp
US3454970A (en) * 1965-09-22 1969-07-15 Lionel M Sutherland Apparatus and process for washing a pulp web
US3469704A (en) * 1967-09-19 1969-09-30 Anglo Paper Prod Ltd Slurry washing apparatus
DE2020365A1 (de) * 1970-04-25 1971-11-11 Artos Meier Windhorst Kg Verfahren und Vorrichtung zur kontinuierlichen Behandlung von Warenbahnen mit stehendem Flor
US3669272A (en) * 1970-04-30 1972-06-13 Friedrich Bilabel Band filter with vacuum suction chamber
US3832283A (en) * 1971-07-21 1974-08-27 Int Paper Co Method for producing nonwoven fabrics
NO136891B (no) * 1973-01-10 1977-08-15 Stranger Johannessen Per Fremgangsm}te og apparat til kontinuerlig fortrengningsvasking av stoffmasser som inneholder en v{ske.
US4014736A (en) * 1974-12-17 1977-03-29 The Ontario Paper Company Limited Process for treating a slurry of cellulosic material
US4246669A (en) * 1978-10-16 1981-01-27 Envirotech Corporation Dual belt pulp washer
US4154644A (en) * 1978-02-27 1979-05-15 Georgia-Pacific Corporation Pulp washer
US4151093A (en) * 1978-03-24 1979-04-24 Lenox Institute For Research Stockwasher
US4207141A (en) * 1978-05-09 1980-06-10 Seymour George W Process for controlling pulp washing systems

Also Published As

Publication number Publication date
DE3467382D1 (en) 1987-12-17
FI834486A0 (fi) 1983-12-08
EP0116009A1 (fr) 1984-08-15
AU2403284A (en) 1984-08-09
IN160154B (fr) 1987-06-27
ZA84838B (en) 1984-09-26
MX158126A (es) 1989-01-09
EP0116009B1 (fr) 1987-11-11
KR840007761A (ko) 1984-12-20
ES529297A0 (es) 1985-01-01
DE116009T1 (de) 1986-02-13
ES8502501A1 (es) 1985-01-01
US4549415A (en) 1985-10-29
AU549712B2 (en) 1986-02-06
PH20493A (en) 1987-01-21
CA1222899A (fr) 1987-06-16
KR860001604B1 (ko) 1986-10-13
FI76131C (fi) 1988-09-09
NO163703B (no) 1990-03-26
FI76131B (fi) 1988-05-31
FI834486A (fi) 1984-08-04
NO840358L (no) 1984-08-06
BR8400525A (pt) 1984-09-11

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