FI991631A - Method and apparatus for washing pulp - Google Patents

Method and apparatus for washing pulp Download PDF

Info

Publication number
FI991631A
FI991631A FI991631A FI991631A FI991631A FI 991631 A FI991631 A FI 991631A FI 991631 A FI991631 A FI 991631A FI 991631 A FI991631 A FI 991631A FI 991631 A FI991631 A FI 991631A
Authority
FI
Finland
Prior art keywords
washing pulp
pulp
washing
Prior art date
Application number
FI991631A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI112957B (en
Inventor
Pertti Haapamaeki
Original Assignee
Valmet Chemical Pulping Oy
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 Valmet Chemical Pulping Oy filed Critical Valmet Chemical Pulping Oy
Priority to FI991631A priority Critical patent/FI112957B/en
Priority to PCT/FI2000/000634 priority patent/WO2001009432A1/en
Priority to US10/031,473 priority patent/US6789285B1/en
Priority to AU61633/00A priority patent/AU6163300A/en
Priority to BR0011024-8A priority patent/BR0011024A/en
Priority to EP00948044A priority patent/EP1242675A1/en
Priority to CA002373695A priority patent/CA2373695A1/en
Publication of FI991631A publication Critical patent/FI991631A/en
Application granted granted Critical
Publication of FI112957B publication Critical patent/FI112957B/en

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
FI991631A 1999-07-21 1999-07-21 Method and apparatus for washing pulp FI112957B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI991631A FI112957B (en) 1999-07-21 1999-07-21 Method and apparatus for washing pulp
PCT/FI2000/000634 WO2001009432A1 (en) 1999-07-21 2000-07-10 Pulp washing method and plant
US10/031,473 US6789285B1 (en) 1999-07-21 2000-07-10 Pulp washing method and plant
AU61633/00A AU6163300A (en) 1999-07-21 2000-07-10 Pulp washing method and plant
BR0011024-8A BR0011024A (en) 1999-07-21 2000-07-10 Pulp washing process and installation
EP00948044A EP1242675A1 (en) 1999-07-21 2000-07-10 Pulp washing method and plant
CA002373695A CA2373695A1 (en) 1999-07-21 2000-07-10 Pulp washing method and plant

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI991631 1999-07-21
FI991631A FI112957B (en) 1999-07-21 1999-07-21 Method and apparatus for washing pulp

Publications (2)

Publication Number Publication Date
FI991631A true FI991631A (en) 2001-01-22
FI112957B FI112957B (en) 2004-02-13

Family

ID=8555098

Family Applications (1)

Application Number Title Priority Date Filing Date
FI991631A FI112957B (en) 1999-07-21 1999-07-21 Method and apparatus for washing pulp

Country Status (7)

Country Link
US (1) US6789285B1 (en)
EP (1) EP1242675A1 (en)
AU (1) AU6163300A (en)
BR (1) BR0011024A (en)
CA (1) CA2373695A1 (en)
FI (1) FI112957B (en)
WO (1) WO2001009432A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7976682B2 (en) * 2008-09-23 2011-07-12 Andritz Inc. Hinged screen plate for drum pulp washer and method for cleaning the plate

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2089992A (en) * 1932-03-14 1937-08-17 Int Paper Co Continuous bleaching process and apparatus
US3298900A (en) * 1963-03-22 1967-01-17 Kamyr Ab Method and apparatus for the continuous bleaching of cellulosic pulp
NO122466B (en) * 1966-06-24 1971-06-28 Ass Pulp & Paper Mills
US3807202A (en) * 1969-09-30 1974-04-30 K Gunkel Continuous washing apparatus for pulp stock and the like
US3843473A (en) * 1971-08-23 1974-10-22 Mo Och Domsjoe Ab Impregnation of cellulosic pulp under superatmospheric pressure with waste alkaline oxygan gas bleaching liquor followed by oxygen-alkali bleaching
US3881985A (en) * 1971-11-08 1975-05-06 Improved Machinery Inc Continuous digester with strainer valve cycling
DE2627333A1 (en) * 1976-06-18 1977-12-29 Bayer Ag DISPLACEMENT OF A LIQUID A BY A LIQUID B IN A SUSPENSION
SE426607B (en) 1982-03-29 1983-01-31 Kamyr Ab WANT TO TREAT A MASS PENSION SUSPENDED ALONG A BORN MIDDLE REPRESENTATION OF THE MASS SUSPENSION FLUID WITH ONE OR MORE REPLACEMENT WETS
US4732651A (en) * 1984-08-31 1988-03-22 International Paper Company Method for monitoring and controlling a pulp washing system
AT385791B (en) * 1986-02-18 1988-05-10 Andritz Ag Maschf DEVICE FOR THE TREATMENT OF AT LEAST TWO CONTINUOUS SCREEN TAPES OR THE LIKE. CONVEYOR EQUIPMENT GUIDED MATERIAL OR FABRIC RAIL
FI74752C (en) 1986-03-20 1992-12-01 Ahlstroem Oy OVER ANCHORING OF CELLULOSE TV
US5567262A (en) 1991-04-16 1996-10-22 Ahlstrom Machinery Inc. Two stage pressure diffuser
US5482594A (en) 1991-08-21 1996-01-09 Salminen; Reijo Liquid removal apparatus and method for wood pulp
US6071380A (en) * 1994-08-31 2000-06-06 Hoffman Environmental Systems, Inc. Method of papermaking having zero liquid discharge
US5628769A (en) 1994-09-30 1997-05-13 Saringer Research, Inc. Method and devices for producing somatosensory stimulation using temperature
US5545270A (en) 1994-12-06 1996-08-13 Exxon Research And Engineering Company Method of producing high strength dual phase steel plate with superior toughness and weldability
FI945783A (en) * 1994-12-08 1996-06-09 Ahlstroem Oy Procedure for streamlining washing
US5467876A (en) * 1995-04-04 1995-11-21 The United States Of America As Represented By The Secretary Of The Interior Method and apparatus for concentration of minerals by froth flotation
FI107742B (en) * 1995-09-11 2001-09-28 Andritz Ahlstrom Oy Method and apparatus for treating pulp
US5741399A (en) * 1996-06-24 1998-04-21 Beloit Technologies, Inc. Pulp washing method

Also Published As

Publication number Publication date
CA2373695A1 (en) 2001-02-08
EP1242675A1 (en) 2002-09-25
BR0011024A (en) 2002-02-19
WO2001009432A1 (en) 2001-02-08
FI112957B (en) 2004-02-13
AU6163300A (en) 2001-02-19
US6789285B1 (en) 2004-09-14

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