SE461664B - Foerfarande foer efterbehandling av cellulosa - Google Patents

Foerfarande foer efterbehandling av cellulosa

Info

Publication number
SE461664B
SE461664B SE8400801A SE8400801A SE461664B SE 461664 B SE461664 B SE 461664B SE 8400801 A SE8400801 A SE 8400801A SE 8400801 A SE8400801 A SE 8400801A SE 461664 B SE461664 B SE 461664B
Authority
SE
Sweden
Prior art keywords
cellulose
cake
filter
pressing
bleached
Prior art date
Application number
SE8400801A
Other languages
English (en)
Swedish (sv)
Other versions
SE8400801L (sv
SE8400801D0 (sv
Inventor
J Haartti
P Heitto
J J Helsto
N Vartiainen
Original Assignee
Larox Ag
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 Larox Ag filed Critical Larox Ag
Publication of SE8400801D0 publication Critical patent/SE8400801D0/xx
Publication of SE8400801L publication Critical patent/SE8400801L/xx
Publication of SE461664B publication Critical patent/SE461664B/sv

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
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
    • B01D25/12—Filter presses, i.e. of the plate or plate and frame type
    • B01D25/164—Chamber-plate presses, i.e. the sides of the filtering elements being clamped between two successive filtering plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
    • B01D25/28—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
    • B01D25/28—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating
    • B01D25/282—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating for drying
    • B01D25/284—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating for drying by gases or by heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
    • B01D25/28—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating
    • B01D25/282—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating for drying
    • B01D25/285—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating for drying by compression using inflatable membranes
    • 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
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
SE8400801A 1983-02-17 1984-02-15 Foerfarande foer efterbehandling av cellulosa SE461664B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI830542A FI67891C (fi) 1983-02-17 1983-02-17 Foerfarande foer behandling av den fraon en cellulosas kokningsprocess erhaollna cellulosan

Publications (3)

Publication Number Publication Date
SE8400801D0 SE8400801D0 (sv) 1984-02-15
SE8400801L SE8400801L (sv) 1984-08-18
SE461664B true SE461664B (sv) 1990-03-12

Family

ID=8516771

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8400801A SE461664B (sv) 1983-02-17 1984-02-15 Foerfarande foer efterbehandling av cellulosa

Country Status (7)

Country Link
US (1) US4565602A (ru)
JP (1) JPS59157393A (ru)
CA (1) CA1204254A (ru)
FI (1) FI67891C (ru)
FR (1) FR2541330B1 (ru)
SE (1) SE461664B (ru)
SU (1) SU1346051A3 (ru)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH074490B2 (ja) * 1988-10-03 1995-01-25 月島機械株式会社 フィルタープレスを用いたケーキの均一置換洗浄法及びその装置
US5112502A (en) * 1988-10-03 1992-05-12 Tsukishima Kikai Co., Ltd. Homogeneous substitution method and apparatus for cake using filter press
WO1994019534A1 (en) * 1993-02-19 1994-09-01 Salminen Reijo K Wood pulp processing apparatus and method
US6004468A (en) * 1998-07-17 1999-12-21 Barbulescu; Adrian Serial drum apparatus and method for processing wet material
CA2352414A1 (fr) * 2001-07-05 2003-01-05 Industries Fournier Inc. Dispositif de controle et de retenue des gateaux dans un pressoir rotatif
US7651619B2 (en) * 2001-12-28 2010-01-26 Danmarks Tekniske Universitet (Dtu) Filtration method and apparatus
JP2008509003A (ja) 2004-08-09 2008-03-27 プライム ソリューション，インコーポレイテッド 回転ファンプレス
EP2218489A1 (en) * 2005-10-28 2010-08-18 Prime Solution, Inc. Rotary fan press
US8662315B2 (en) * 2008-07-14 2014-03-04 Prime Solution, Inc. Rotary fan press
UA111729C2 (uk) * 2010-11-09 2016-06-10 Ґрінфілд Спешіалті Алкоголз Інк. Пристрій для відокремлення твердих речовин від рідини і спосіб обробки біомаси, який включає відокремлення твердих речовин від рідини
EP2833986A4 (en) 2012-04-05 2016-04-20 Greenfield Specialty Alcohols Inc DOUBLE SCREW EXTRUSION PRESS FOR SOLID / FLUID SEPARATION
WO2017190229A1 (en) 2016-05-02 2017-11-09 Greenfield Specialty Alcohols Inc. Filter for extruder press

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US223670A (en) * 1880-01-20 Manufacture of paper-pulp from wood
US2772138A (en) * 1952-12-31 1956-11-27 Hercules Powder Co Ltd Continuous bleaching process
FI33212A (fi) * 1953-02-25 1963-04-19 Menetelmä paperi- ja selluloosateollisuudessa esiintyvien kuituaineitten muodostaman suspension ja kemikaalien välisten reaktioiden aikaansaamiseksi
FR1363465A (fr) * 1962-05-28 1964-06-12 Ciba Geigy Filtre-presse perfectionné
CA783483A (en) * 1964-08-13 1968-04-23 Electric Reduction Company Of Canada Processes for bleaching cellulosic pulps
US3564631A (en) * 1968-05-16 1971-02-23 Improved Machinery Inc Pulp treating apparatus and method
SU510549A1 (ru) * 1974-12-20 1976-04-15 Всесоюзное Научно-Исследовательское Объединение Целлюлозно-Бумажной Промышленности Установка дл промывки и отбелки целлюлозосодержащего материала
FR2423581A1 (fr) * 1978-04-21 1979-11-16 Bourit Jean Pierre Procede pour la fabrication de cellulose blanchie
EP0054015B1 (de) * 1980-11-20 1985-01-16 Simmering-Graz-Pauker Aktiengesellschaft Verfahren und Vorrichtung zur Gewinnung von Zellstoff
JPS6040558B2 (ja) * 1981-06-15 1985-09-11 日立造船株式会社 パルプの洗浄装置

Also Published As

Publication number Publication date
FR2541330A1 (fr) 1984-08-24
FI67891C (fi) 1985-06-10
FI830542A0 (fi) 1983-02-17
FI830542L (fi) 1984-08-18
JPH0424473B2 (ru) 1992-04-27
CA1204254A (en) 1986-05-13
FR2541330B1 (fr) 1986-01-31
JPS59157393A (ja) 1984-09-06
FI67891B (fi) 1985-02-28
SU1346051A3 (ru) 1987-10-15
SE8400801L (sv) 1984-08-18
SE8400801D0 (sv) 1984-02-15
US4565602A (en) 1986-01-21

Similar Documents

Publication Publication Date Title
KR101613338B1 (ko) 알칼리 여과액을 재사용하는 저온 가성 추출을 사용한 펄프 공정을 위한 방법 및 시스템
FI61925B (fi) Saett vid kontinuerlig alkalisk delignifiering av lignocellulosamaterial i tvao eller flera steg varav det sista med syrgas
FI59273B (fi) Foerfarande foer blekning av cellulosamassa
SE461664B (sv) Foerfarande foer efterbehandling av cellulosa
FI108946B (fi) Menetelmä massan valkaisemiseksi metallien adsorption yhteydessä
KR20110123184A (ko) 높은 알파 용해 펄프 제조를 위한 방법 및 시스템
US4104114A (en) Bleach plant operation
JPS61152892A (ja) セルロースパルプの製造法
NO178079B (no) Fremgangsmåte ved bleking av dissolving-masse
EP0056263A1 (en) A method for improving the washing of cellulose pulps produced from lignocellulosic material
SE467260B (sv) Blekning av cellulosamassa med klordioxid och ozon i ett och samma steg
EP0420860B1 (en) Process and apparatus for the manufacture of pulp for paper, board, fiberboard and similar products
CN105568740A (zh) 一种高强度低白度硫酸盐阔叶木浆板及其制备方法
SE442881B (sv) Forfarande for delignifiering/blekning av cellulosamassa med klordioxid
CA2107764A1 (en) Combined ozone destruction and fiber scrubbing in paper pulp mills
JPH01502206A (ja) セルロースパルプの製造方法および／または再生繊維の脱リグニン法
BR112014022417B1 (pt) Método e sistema para tratar fluxos de líquidos em uma fábrica de polpa química
CN208328535U (zh) 绿色蔗渣浆短序漂白技术***
SE451606B (sv) Sett vid blekning av hogutbytesmassor medelst peroxider
EP1644574B1 (en) Method for treating pulp in connection with the bleaching of chemical pulp
SE500390C2 (sv) Tillvaratagande av avloppsvatten från mekanisk massaframställning i den kemiska kokprocessens tvättsteg
SE418628B (sv) Forfarande for hartshaltsminskning vid framstellning av cellulosamassor ur lignocellulosamaterial
FI119556B (fi) Menetelmä massan käsittelemiseksi prosessin suodoksella
CA1089157A (en) Bleach plant operation
CN105568739A (zh) 一种原色硫酸盐阔叶木浆板及其制备方法

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 8400801-0

Format of ref document f/p: F

NUG Patent has lapsed