DK0688373T3 - Fremstilling af kemo-mekaniske og/eller kemo-termomekaniske træmasser - Google Patents
Fremstilling af kemo-mekaniske og/eller kemo-termomekaniske træmasserInfo
- Publication number
- DK0688373T3 DK0688373T3 DK94910362.6T DK94910362T DK0688373T3 DK 0688373 T3 DK0688373 T3 DK 0688373T3 DK 94910362 T DK94910362 T DK 94910362T DK 0688373 T3 DK0688373 T3 DK 0688373T3
- Authority
- DK
- Denmark
- Prior art keywords
- chemo
- raw materials
- mechanical
- preparation
- wood
- 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds
-
- 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
- D21B1/14—Disintegrating in mills
- D21B1/16—Disintegrating in mills in the presence of chemical agents
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Paper (AREA)
- Macromonomer-Based Addition Polymer (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Processing Of Solid Wastes (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Debarking, Splitting, And Disintegration Of Timber (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4307660A DE4307660C1 (de) | 1993-03-11 | 1993-03-11 | Herstellung chemo-mechanischer und/oder chemo-thermo-mechanischer Holzstoffe |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0688373T3 true DK0688373T3 (da) | 1997-03-24 |
Family
ID=6482482
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK94910362.6T DK0688373T3 (da) | 1993-03-11 | 1994-03-03 | Fremstilling af kemo-mekaniske og/eller kemo-termomekaniske træmasser |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0688373B1 (da) |
JP (1) | JPH08507333A (da) |
AT (1) | ATE144011T1 (da) |
CA (1) | CA2157886A1 (da) |
DE (2) | DE4307660C1 (da) |
DK (1) | DK0688373T3 (da) |
ES (1) | ES2095755T3 (da) |
FI (1) | FI954231A (da) |
NO (1) | NO953389D0 (da) |
WO (1) | WO1994020670A1 (da) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009057208A1 (de) * | 2009-11-27 | 2011-06-01 | Technische Universität Dresden | Verfahren zur Herstellung von lignozellulosen Papierfaserstoffen sowie daraus gewonnene Papiere, Kartone und Pappen |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1517169A1 (de) * | 1963-05-21 | 1969-10-09 | Defibrator Aktiebolaget | Verfahren zur Herstellung chemischmechanischer Faserstoffe durch Erhitzung und Zerfaserung von mit Sulfitloesungen impraegnierten Holzhackstuecken in Dampfatmosphaere unter Druck und bei erhoehter Temperatur |
DE2445523A1 (de) * | 1974-09-24 | 1976-04-01 | Waldhof Aschaffenburg Papier | Verfahren zur herstellung von zellstoff |
SE404044B (sv) * | 1975-11-13 | 1978-09-18 | Mo Och Domsjoe Ab | Ljusabsorberande lignirik hogutbytescellulosamassa samt forfarande for framstellning av denna |
US4211605A (en) * | 1978-08-03 | 1980-07-08 | Canadian International Paper Company | High yield chemimechanical pulping processes |
US4634499A (en) * | 1983-05-02 | 1987-01-06 | The Procter & Gamble Company | Sulfite process for making pulp having a tactile softness from hardwood chips |
DE3932347A1 (de) * | 1989-09-28 | 1991-04-11 | Feldmuehle Ag | Herstellung chemo-mechanischer und/oder chemo-thermo-mechanischer holzstoffe |
SE9002039D0 (sv) * | 1990-06-07 | 1990-06-07 | Svenska Traeforskningsinst | Saett att framstaella massa |
-
1993
- 1993-03-11 DE DE4307660A patent/DE4307660C1/de not_active Expired - Fee Related
-
1994
- 1994-03-03 AT AT94910362T patent/ATE144011T1/de not_active IP Right Cessation
- 1994-03-03 DE DE59400830T patent/DE59400830D1/de not_active Expired - Fee Related
- 1994-03-03 ES ES94910362T patent/ES2095755T3/es not_active Expired - Lifetime
- 1994-03-03 DK DK94910362.6T patent/DK0688373T3/da active
- 1994-03-03 CA CA002157886A patent/CA2157886A1/en not_active Abandoned
- 1994-03-03 EP EP94910362A patent/EP0688373B1/de not_active Expired - Lifetime
- 1994-03-03 WO PCT/EP1994/000627 patent/WO1994020670A1/de active IP Right Grant
- 1994-03-03 JP JP6519572A patent/JPH08507333A/ja active Pending
-
1995
- 1995-08-29 NO NO953389A patent/NO953389D0/no not_active Application Discontinuation
- 1995-09-08 FI FI954231A patent/FI954231A/fi unknown
Also Published As
Publication number | Publication date |
---|---|
NO953389L (no) | 1995-08-29 |
EP0688373B1 (de) | 1996-10-09 |
FI954231A0 (fi) | 1995-09-08 |
ES2095755T3 (es) | 1997-02-16 |
EP0688373A1 (de) | 1995-12-27 |
CA2157886A1 (en) | 1994-09-15 |
DE4307660C1 (de) | 1994-08-04 |
JPH08507333A (ja) | 1996-08-06 |
FI954231A (fi) | 1995-09-08 |
DE59400830D1 (de) | 1996-11-14 |
WO1994020670A1 (de) | 1994-09-15 |
ATE144011T1 (de) | 1996-10-15 |
NO953389D0 (no) | 1995-08-29 |
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