CA2478363A1 - Method for adjusting the fibrous properties of pulp - Google Patents
Method for adjusting the fibrous properties of pulp Download PDFInfo
- Publication number
- CA2478363A1 CA2478363A1 CA002478363A CA2478363A CA2478363A1 CA 2478363 A1 CA2478363 A1 CA 2478363A1 CA 002478363 A CA002478363 A CA 002478363A CA 2478363 A CA2478363 A CA 2478363A CA 2478363 A1 CA2478363 A1 CA 2478363A1
- Authority
- CA
- Canada
- Prior art keywords
- annual rings
- fibre
- wood material
- wood
- length
- Prior art date
- Legal status (The legal status 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 status listed.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims abstract description 42
- 239000000835 fiber Substances 0.000 claims abstract description 185
- 239000002023 wood Substances 0.000 claims abstract description 109
- 239000000463 material Substances 0.000 claims abstract description 65
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 claims abstract description 17
- 238000000227 grinding Methods 0.000 claims abstract description 4
- 238000004537 pulping Methods 0.000 claims abstract description 4
- 239000002994 raw material Substances 0.000 claims description 17
- 239000000126 substance Substances 0.000 claims description 12
- 239000011122 softwood Substances 0.000 claims description 9
- 230000000737 periodic effect Effects 0.000 claims description 5
- 239000011121 hardwood Substances 0.000 claims description 3
- YUBJPYNSGLJZPQ-UHFFFAOYSA-N Dithiopyr Chemical compound CSC(=O)C1=C(C(F)F)N=C(C(F)(F)F)C(C(=O)SC)=C1CC(C)C YUBJPYNSGLJZPQ-UHFFFAOYSA-N 0.000 claims 1
- 230000003247 decreasing effect Effects 0.000 abstract description 3
- 241000218657 Picea Species 0.000 description 18
- 238000005520 cutting process Methods 0.000 description 13
- 230000008929 regeneration Effects 0.000 description 13
- 238000011069 regeneration method Methods 0.000 description 13
- 239000000047 product Substances 0.000 description 10
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 5
- 235000011613 Pinus brutia Nutrition 0.000 description 5
- 241000018646 Pinus brutia Species 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 235000018185 Betula X alpestris Nutrition 0.000 description 2
- 235000018212 Betula X uliginosa Nutrition 0.000 description 2
- 241000183024 Populus tremula Species 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000208140 Acer Species 0.000 description 1
- 241000219495 Betulaceae Species 0.000 description 1
- 241000726768 Carpinus Species 0.000 description 1
- 241000218631 Coniferophyta Species 0.000 description 1
- 241000167849 Dillenia alata Species 0.000 description 1
- 244000166124 Eucalyptus globulus Species 0.000 description 1
- 240000000731 Fagus sylvatica Species 0.000 description 1
- 235000010099 Fagus sylvatica Nutrition 0.000 description 1
- 240000007472 Leucaena leucocephala Species 0.000 description 1
- 235000010643 Leucaena leucocephala Nutrition 0.000 description 1
- 241000219000 Populus Species 0.000 description 1
- 244000305267 Quercus macrolepis Species 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
- B07C5/12—Sorting according to size characterised by the application to particular articles, not otherwise provided for
- B07C5/14—Sorting timber or logs, e.g. tree trunks, beams, planks or the like
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20020561A FI116534B (sv) | 2002-03-22 | 2002-03-22 | Förfarande för reglering av fiberegenskaperna hos fibermassor |
| FI20020561 | 2002-03-22 | ||
| PCT/FI2003/000219 WO2003080922A1 (en) | 2002-03-22 | 2003-03-21 | Method for adjusting the fibrous properties of pulp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2478363A1 true CA2478363A1 (en) | 2003-10-02 |
Family
ID=8563635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002478363A Abandoned CA2478363A1 (en) | 2002-03-22 | 2003-03-21 | Method for adjusting the fibrous properties of pulp |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20050109474A1 (sv) |
| EP (1) | EP1488037A1 (sv) |
| JP (1) | JP2005520945A (sv) |
| CN (1) | CN100342985C (sv) |
| AU (1) | AU2003216942A1 (sv) |
| CA (1) | CA2478363A1 (sv) |
| FI (1) | FI116534B (sv) |
| NZ (1) | NZ535204A (sv) |
| WO (1) | WO2003080922A1 (sv) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6797113B2 (en) † | 1999-02-24 | 2004-09-28 | Weyerhaeuser Company | Use of thinnings and other low specific gravity wood for lyocell pulps method |
| FI20041121A (sv) * | 2004-08-26 | 2006-02-27 | M Real Oyj | Förfarande för framställning av fibermassa av sorterat trämaterial |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT398174B (de) * | 1991-02-08 | 1994-10-25 | Andritz Patentverwaltung | Verfahren und vorrichtung zum trennen von entrindeten holzknüppeln |
| US6074527A (en) * | 1994-06-29 | 2000-06-13 | Kimberly-Clark Worldwide, Inc. | Production of soft paper products from coarse cellulosic fibers |
| FI99148C (sv) * | 1995-12-18 | 1997-10-10 | Metsae Serla Oy | Förfarande för framställning av pappersmassa |
| NO310279B1 (no) * | 1997-07-04 | 2001-06-18 | Soedra Cell Tofte As | Fremgangsmåte ved kvalitetssortering av massevirke |
| JPH11232427A (ja) * | 1998-02-12 | 1999-08-27 | Nkk Corp | 木材の年輪数測定方法 |
| WO2000011467A1 (en) * | 1998-08-24 | 2000-03-02 | Carter Holt Harvey Limited | Method of selecting and/or processing wood according to fibre characteristics |
| US6231721B1 (en) * | 1998-10-09 | 2001-05-15 | Weyerhaeuser Company | Compressible wood pulp product |
| WO2000072652A2 (en) * | 1999-05-27 | 2000-12-07 | New Zealand Forest Research Institute Limited | Method for imaging logs or stems and apparatus |
| US6757354B2 (en) * | 2002-09-20 | 2004-06-29 | Invision Technologies, Inc. | Multi-view x-ray imaging of logs |
-
2002
- 2002-03-22 FI FI20020561A patent/FI116534B/sv active IP Right Review Request
-
2003
- 2003-03-21 NZ NZ535204A patent/NZ535204A/en unknown
- 2003-03-21 WO PCT/FI2003/000219 patent/WO2003080922A1/en active Application Filing
- 2003-03-21 AU AU2003216942A patent/AU2003216942A1/en not_active Abandoned
- 2003-03-21 EP EP03712162A patent/EP1488037A1/en not_active Withdrawn
- 2003-03-21 US US10/507,423 patent/US20050109474A1/en not_active Abandoned
- 2003-03-21 CA CA002478363A patent/CA2478363A1/en not_active Abandoned
- 2003-03-21 JP JP2003578638A patent/JP2005520945A/ja active Pending
- 2003-03-21 CN CNB038066793A patent/CN100342985C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1643208A (zh) | 2005-07-20 |
| US20050109474A1 (en) | 2005-05-26 |
| CN100342985C (zh) | 2007-10-17 |
| NZ535204A (en) | 2006-04-28 |
| JP2005520945A (ja) | 2005-07-14 |
| AU2003216942A1 (en) | 2003-10-08 |
| WO2003080922A1 (en) | 2003-10-02 |
| FI20020561A (sv) | 2003-09-23 |
| FI116534B (sv) | 2005-12-15 |
| FI20020561A0 (sv) | 2002-03-22 |
| EP1488037A1 (en) | 2004-12-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |