FR2348312A1 - Procede de lavage en continu de suspensions, notamment de suspensions fibreuses contenant des impuretes dissoutes, telles qu'une pate cellulosique - Google Patents

Procede de lavage en continu de suspensions, notamment de suspensions fibreuses contenant des impuretes dissoutes, telles qu'une pate cellulosique

Info

Publication number
FR2348312A1
FR2348312A1 FR7711229A FR7711229A FR2348312A1 FR 2348312 A1 FR2348312 A1 FR 2348312A1 FR 7711229 A FR7711229 A FR 7711229A FR 7711229 A FR7711229 A FR 7711229A FR 2348312 A1 FR2348312 A1 FR 2348312A1
Authority
FR
France
Prior art keywords
suspensions
washing process
containing dissolved
continuous washing
dissolved impurities
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.)
Granted
Application number
FR7711229A
Other languages
English (en)
Other versions
FR2348312B1 (fr
Inventor
Hillstrom Per Axel Rune
Norehall Lars Georg
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.)
Mo och Domsjo AB
Original Assignee
Mo och Domsjo 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 Mo och Domsjo AB filed Critical Mo och Domsjo AB
Publication of FR2348312A1 publication Critical patent/FR2348312A1/fr
Application granted granted Critical
Publication of FR2348312B1 publication Critical patent/FR2348312B1/fr
Granted legal-status Critical Current

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
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S162/00—Paper making and fiber liberation
    • Y10S162/09—Uses for paper making sludge
    • Y10S162/10—Computer control of paper making variables

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Detergent Compositions (AREA)
FR7711229A 1976-04-14 1977-04-14 Procede de lavage en continu de suspensions, notamment de suspensions fibreuses contenant des impuretes dissoutes, telles qu'une pate cellulosique Granted FR2348312A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7604430A SE406943B (sv) 1976-04-14 1976-04-14 Forfarande for kontinuerlig tvettning av suspensioner

Publications (2)

Publication Number Publication Date
FR2348312A1 true FR2348312A1 (fr) 1977-11-10
FR2348312B1 FR2348312B1 (fr) 1982-06-11

Family

ID=20327595

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7711229A Granted FR2348312A1 (fr) 1976-04-14 1977-04-14 Procede de lavage en continu de suspensions, notamment de suspensions fibreuses contenant des impuretes dissoutes, telles qu'une pate cellulosique

Country Status (8)

Country Link
US (1) US4273612A (fr)
JP (1) JPS6047958B2 (fr)
BR (1) BR7702339A (fr)
DE (1) DE2716119C2 (fr)
FI (1) FI59827C (fr)
FR (1) FR2348312A1 (fr)
NO (1) NO149071C (fr)
SE (1) SE406943B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE451736B (sv) * 1983-09-19 1987-10-26 Nils Anders Lennart Wikdahl Sett vid urvattning av en vattenhaltig suspension innehallande cellulosafibrer
JPH0512531Y2 (fr) * 1986-06-30 1993-03-31
JPH0672199A (ja) * 1992-08-31 1994-03-15 Ikeda Bussan Co Ltd 座席装置
US5722264A (en) * 1995-08-07 1998-03-03 Beloit Technologies, Inc. Single roll displacement wash press
US5741399A (en) * 1996-06-24 1998-04-21 Beloit Technologies, Inc. Pulp washing method
CN108083362B (zh) * 2018-01-31 2023-05-12 柏中环境科技(上海)股份有限公司 一种固液混合物的处理***及处理方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2163039A5 (en) * 1971-11-24 1973-07-20 Westinghouse Electric Corp Wood pulp washing device - has means for automatically controlling the consistency
US4014736A (en) * 1974-12-17 1977-03-29 The Ontario Paper Company Limited Process for treating a slurry of cellulosic material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2745712A (en) * 1953-10-22 1956-05-15 Improved Machinery Inc Process for countercurrent washing of cooking liquor out of pulp
CA938128A (en) * 1970-11-27 1973-12-11 Karnis Alkibiadis Continuous measurement of pulp properties
SE406944B (sv) * 1976-04-14 1979-03-05 Mo Och Domsjoe Ab Forfarande for att reglera tillsatsen av suspensinsvetska vid kontinuerlig tvettning av suspensioner

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2163039A5 (en) * 1971-11-24 1973-07-20 Westinghouse Electric Corp Wood pulp washing device - has means for automatically controlling the consistency
US4014736A (en) * 1974-12-17 1977-03-29 The Ontario Paper Company Limited Process for treating a slurry of cellulosic material

Also Published As

Publication number Publication date
US4273612A (en) 1981-06-16
FI59827C (fi) 1981-10-12
NO771271L (no) 1977-10-17
JPS5319406A (en) 1978-02-22
SE406943B (sv) 1979-03-05
NO149071B (no) 1983-10-31
DE2716119A1 (de) 1977-10-27
BR7702339A (pt) 1978-05-16
SE7604430L (sv) 1977-10-15
NO149071C (no) 1984-02-08
FR2348312B1 (fr) 1982-06-11
FI771166A (fr) 1977-10-15
JPS6047958B2 (ja) 1985-10-24
FI59827B (fi) 1981-06-30
DE2716119C2 (de) 1986-07-24

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Legal Events

Date Code Title Description
ST Notification of lapse