FI69325C - Foerfarande foer flisfoervaermning - Google Patents

Foerfarande foer flisfoervaermning Download PDF

Info

Publication number
FI69325C
FI69325C FI820547A FI820547A FI69325C FI 69325 C FI69325 C FI 69325C FI 820547 A FI820547 A FI 820547A FI 820547 A FI820547 A FI 820547A FI 69325 C FI69325 C FI 69325C
Authority
FI
Finland
Prior art keywords
chips
steam
temperature
heated
preheating
Prior art date
Application number
FI820547A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI820547L (fi
FI69325B (fi
Inventor
Carl-Johan Candolin
Torbjoern Olson
Lars Gunnar Olauson
Original Assignee
Modo Chemetics 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 Modo Chemetics Ab filed Critical Modo Chemetics Ab
Publication of FI820547L publication Critical patent/FI820547L/fi
Application granted granted Critical
Publication of FI69325B publication Critical patent/FI69325B/fi
Publication of FI69325C publication Critical patent/FI69325C/fi

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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Commercial Cooking Devices (AREA)
FI820547A 1980-08-29 1982-02-18 Foerfarande foer flisfoervaermning FI69325C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8006046 1980-08-29
SE8006046A SE422604B (sv) 1980-08-29 1980-08-29 Forfarande for flidforvermning
SE8100218 1981-01-16
PCT/SE1981/000218 WO1982000838A1 (en) 1980-08-29 1981-07-15 A method for preheating wood chips

Publications (3)

Publication Number Publication Date
FI820547L FI820547L (fi) 1982-03-01
FI69325B FI69325B (fi) 1985-09-30
FI69325C true FI69325C (fi) 1986-01-10

Family

ID=20341628

Family Applications (1)

Application Number Title Priority Date Filing Date
FI820547A FI69325C (fi) 1980-08-29 1982-02-18 Foerfarande foer flisfoervaermning

Country Status (6)

Country Link
US (1) US4401510A (cg-RX-API-DMAC7.html)
JP (1) JPS6262194B2 (cg-RX-API-DMAC7.html)
CA (1) CA1169285A (cg-RX-API-DMAC7.html)
FI (1) FI69325C (cg-RX-API-DMAC7.html)
SE (1) SE422604B (cg-RX-API-DMAC7.html)
WO (1) WO1982000838A1 (cg-RX-API-DMAC7.html)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3149587A1 (de) * 1981-12-15 1983-06-23 Werner & Pfleiderer, 7000 Stuttgart Verfahren und vorrichtung zur hydrolytischen spaltung von cellulose
SE451605B (sv) * 1983-06-27 1987-10-19 Mo Och Domsjoe Ab Forfarande och anordning for forbehandling av lignocellulosamaterial
US4601262A (en) * 1984-03-28 1986-07-22 Jones Dallas W Energy balance process for the pulp and paper industry
SE8502210L (sv) * 1985-05-06 1986-11-07 Sunds Defibrator Framstellning av mekanisk massa
SE8502807D0 (sv) * 1985-06-06 1985-06-06 Ahlstroem Foeretagen Sett och apparatur for att deaktivera avlutar
EP0763622A3 (en) * 1990-08-17 1999-08-25 Alcell Technologies Inc. Continuous solvent pulping and washing processes and apparatus
FI92226B (fi) * 1991-04-15 1994-06-30 Ahlstroem Oy Menetelmä jäteliemen väkevöimiseksi ja keittokemikaalien talteenottamiseksi massanvalmistuksessa alkoholipohjaisilla keittoliuoksilla
AU1355099A (en) * 1998-11-09 2000-05-29 Kvaerner Pulping Aktiebolag Method of producing process steam from a black liquor
CA2452145A1 (en) * 2003-06-03 2004-12-03 David Tarasenko Method for producing pulp and lignin
US7815741B2 (en) 2006-11-03 2010-10-19 Olson David A Reactor pump for catalyzed hydrolytic splitting of cellulose
US7815876B2 (en) 2006-11-03 2010-10-19 Olson David A Reactor pump for catalyzed hydrolytic splitting of cellulose

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1781712A (en) * 1925-02-05 1930-11-18 Pine Waste Products Inc Wood-pulp material
US3215587A (en) * 1963-01-21 1965-11-02 Lummus Co Continuous process and apparatus for delignification of cellulosic material
US3425477A (en) * 1966-09-28 1969-02-04 Marathon Eng Inc Method for heat recovery in evaporating and burning spent liquor
NZ191061A (en) * 1978-07-27 1982-03-16 Obbola Linerboard Ab Chemical pulp manufacture cellulosic material preheated by steam in a storage container

Also Published As

Publication number Publication date
US4401510A (en) 1983-08-30
WO1982000838A1 (en) 1982-03-18
FI820547L (fi) 1982-03-01
JPS6262194B2 (cg-RX-API-DMAC7.html) 1987-12-25
CA1169285A (en) 1984-06-19
FI69325B (fi) 1985-09-30
SE422604B (sv) 1982-03-15
JPS57501291A (cg-RX-API-DMAC7.html) 1982-07-22
SE8006046L (cg-RX-API-DMAC7.html) 1982-03-01

Similar Documents

Publication Publication Date Title
FI69325C (fi) Foerfarande foer flisfoervaermning
US8808498B2 (en) Heat recovery from spent cooking liquor in a digester plant of a chemical pulp mill
US8512514B2 (en) Method and system to generate steam in a digester plant of a chemical pulp mill
EP0502852B1 (en) Displacement heating in continuous digesters
SE522182C2 (sv) Värmeåtervinning ur kokavlut från en kokare
US6179958B1 (en) Method for continuous cooking of cellulose-containing fibre material
CA2565358C (en) Fiberline system and method using black liquor flashed steam
US6797125B2 (en) Method of treating condensates
EP3114274B1 (en) Method and arrangement for generating steam at a digesterplant of a chemical pulp mill
US5256255A (en) Displacement heating in continuous digesters
JPH04241185A (ja) 硫酸セルロース処理過程の硫化度の調節方法
JP5193599B2 (ja) チップを含浸する方法及び装置
NO150499B (no) Roterende elektrisk utladningsskriver
SE451605B (sv) Forfarande och anordning for forbehandling av lignocellulosamaterial
US4944840A (en) Method and apparatus for evaporating waste liquor produced when cooking fibrous material containing cellulose
EP3464715B1 (en) Method of producing chemical pulp at a digester plant of a chemical pulp mill
FI121384B (fi) Parannettu menetelmä sellumassan valmistamiseksi tärpätin talteenotolla
US4284120A (en) Method and device for transfer of fiber materials transportable by liquids
US5662774A (en) Adjusting the sulphur balance of a sulphate cellulose plant by heat treating black liquor in a last evaporation stage
NO160383B (no) Fremgangsmaate ved forvarming av treflis.
NZ198064A (en) Preheating wood chips prior to steaming
US20010023750A1 (en) Method and arrangement for combusting black liquor
CA1082258A (en) Method and device for transfer of materials transportable by liquids, such as fiber material
JPS6257757B2 (cg-RX-API-DMAC7.html)

Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: MODO-CHEMETICS AB