SE8504083D0 - Metod for tillverkning av cellulosamassa - Google Patents

Metod for tillverkning av cellulosamassa

Info

Publication number
SE8504083D0
SE8504083D0 SE8504083A SE8504083A SE8504083D0 SE 8504083 D0 SE8504083 D0 SE 8504083D0 SE 8504083 A SE8504083 A SE 8504083A SE 8504083 A SE8504083 A SE 8504083A SE 8504083 D0 SE8504083 D0 SE 8504083D0
Authority
SE
Sweden
Prior art keywords
raw material
fibrous raw
pressure vessel
sodium carbonate
pressure
Prior art date
Application number
SE8504083A
Other languages
English (en)
Other versions
SE455314B (sv
SE8504083L (sv
Inventor
Punya B Chaudhuri
Original Assignee
Punya B Chaudhuri
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 Punya B Chaudhuri filed Critical Punya B Chaudhuri
Priority to SE8504083A priority Critical patent/SE455314B/sv
Publication of SE8504083D0 publication Critical patent/SE8504083D0/sv
Priority to PCT/SE1986/000389 priority patent/WO1987001402A1/en
Publication of SE8504083L publication Critical patent/SE8504083L/sv
Publication of SE455314B publication Critical patent/SE455314B/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
    • D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites
    • 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
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/30—Defibrating by other means
    • D21B1/36—Explosive disintegration by sudden pressure reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Battery Electrode And Active Subsutance (AREA)
SE8504083A 1985-09-03 1985-09-03 Framstellning av cellulosamassa innefattande kemisk forbehandling och defibrering genom expansion SE455314B (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE8504083A SE455314B (sv) 1985-09-03 1985-09-03 Framstellning av cellulosamassa innefattande kemisk forbehandling och defibrering genom expansion
PCT/SE1986/000389 WO1987001402A1 (en) 1985-09-03 1986-09-02 Method for producing of cellulosic pulp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8504083A SE455314B (sv) 1985-09-03 1985-09-03 Framstellning av cellulosamassa innefattande kemisk forbehandling och defibrering genom expansion

Publications (3)

Publication Number Publication Date
SE8504083D0 true SE8504083D0 (sv) 1985-09-03
SE8504083L SE8504083L (sv) 1987-03-04
SE455314B SE455314B (sv) 1988-07-04

Family

ID=20361275

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8504083A SE455314B (sv) 1985-09-03 1985-09-03 Framstellning av cellulosamassa innefattande kemisk forbehandling och defibrering genom expansion

Country Status (2)

Country Link
SE (1) SE455314B (sv)
WO (1) WO1987001402A1 (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1230208A (en) * 1987-03-24 1987-12-15 Bohuslav V. Kokta Process for preparing pulp for paper making
CA2037275A1 (en) * 1991-02-28 1992-08-29 Bohuslav V. Kokta Steam explosion pulping process for papermaking
US6413362B1 (en) 1999-11-24 2002-07-02 Kimberly-Clark Worldwide, Inc. Method of steam treating low yield papermaking fibers to produce a permanent curl
KR20010100017A (ko) 1998-12-30 2001-11-09 로날드 디. 맥크레이 화학물질을 첨가하는 증기 폭발 처리
EP1571255A1 (de) * 2004-03-03 2005-09-07 SCA Hygiene Products GmbH Vorrichtung und Verfahren zur Reduzierung eines Dampfverlustes in einem geschlossenen System
CN102439124A (zh) 2009-04-30 2012-05-02 Eve研究有限公司 生物燃料和其它有用产品如5-(羟基甲基)-糠醛的制备
NZ578113A (en) * 2009-07-01 2010-07-30 Lignotech Developments Ltd Processing of lignocellulosic and related materials
EP2336344A1 (en) 2009-12-21 2011-06-22 Sekab E-Technology AB Pre-treatment of cellulosic material
CN104562827B (zh) * 2014-12-11 2016-06-01 陕西科技大学 一种实验室模拟长网纸机的动态成形装置
US20220145535A1 (en) * 2019-03-20 2022-05-12 Ymir Technologies Ehf. Steam-explosion equipment and method for treatment of organic material
WO2021110188A1 (de) * 2019-12-03 2021-06-10 Klingele Papierwerke Gmbh & Co. Kg Verfahren und vorrichtung zur herstellung von faserstoff mit einem zuführsystem und einem schneckensystem

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1872996A (en) * 1925-05-21 1932-08-23 Masonite Corp Process of making paper pulp
US2234188A (en) * 1938-03-31 1941-03-11 Masonite Corp Process of making light-colored ligno-cellulose fiber
NZ187047A (en) * 1977-04-27 1981-03-16 Commw Scient Ind Res Org Explosive defibration of cellulosic plant material material passes through nozzle providing tortuous path for discharging material

Also Published As

Publication number Publication date
WO1987001402A1 (en) 1987-03-12
SE455314B (sv) 1988-07-04
SE8504083L (sv) 1987-03-04

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