SE8504083L - Metod for tillverkning av cellulosamassa - Google Patents
Metod for tillverkning av cellulosamassaInfo
- Publication number
- SE8504083L SE8504083L SE8504083A SE8504083A SE8504083L SE 8504083 L SE8504083 L SE 8504083L SE 8504083 A SE8504083 A SE 8504083A SE 8504083 A SE8504083 A SE 8504083A SE 8504083 L SE8504083 L SE 8504083L
- Authority
- SE
- Sweden
- Prior art keywords
- raw material
- fibrous raw
- pressure vessel
- sodium carbonate
- pressure
- Prior art date
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)
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 SE8504083D0 (sv) | 1985-09-03 |
SE8504083L true 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)
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)
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 |
-
1985
- 1985-09-03 SE SE8504083A patent/SE455314B/sv not_active IP Right Cessation
-
1986
- 1986-09-02 WO PCT/SE1986/000389 patent/WO1987001402A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO1987001402A1 (en) | 1987-03-12 |
SE455314B (sv) | 1988-07-04 |
SE8504083D0 (sv) | 1985-09-03 |
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