FI61924C - Foerfarande foer behandling av traeflis - Google Patents
Foerfarande foer behandling av traeflis Download PDFInfo
- Publication number
- FI61924C FI61924C FI753371A FI753371A FI61924C FI 61924 C FI61924 C FI 61924C FI 753371 A FI753371 A FI 753371A FI 753371 A FI753371 A FI 753371A FI 61924 C FI61924 C FI 61924C
- Authority
- FI
- Finland
- Prior art keywords
- air
- tank
- wood
- chips
- temperature
- Prior art date
Links
- 239000002023 wood Substances 0.000 claims description 51
- 239000001301 oxygen Substances 0.000 claims description 21
- 229910052760 oxygen Inorganic materials 0.000 claims description 21
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 20
- 239000011347 resin Substances 0.000 claims description 20
- 229920005989 resin Polymers 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 13
- 230000032683 aging Effects 0.000 claims description 11
- 230000003134 recirculating effect Effects 0.000 claims 1
- 238000003860 storage Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000000460 chlorine Substances 0.000 description 6
- 229910052801 chlorine Inorganic materials 0.000 description 6
- 238000010411 cooking Methods 0.000 description 6
- 230000008676 import Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 238000004061 bleaching Methods 0.000 description 4
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- 238000004537 pulping Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000007844 bleaching agent Substances 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000009533 lab test Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000036284 oxygen consumption Effects 0.000 description 2
- 235000014347 soups Nutrition 0.000 description 2
- 229920002488 Hemicellulose Polymers 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000000025 natural resin Substances 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000010875 treated wood Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 230000002087 whitening effect Effects 0.000 description 1
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
- D21C1/08—Pretreatment of the finely-divided materials before digesting with oxygen-generating compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S162/00—Paper making and fiber liberation
- Y10S162/12—Seasoning
Landscapes
- Paper (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
- External Artificial Organs (AREA)
- Water Treatment By Sorption (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7415430A SE391544C (sv) | 1974-12-10 | 1974-12-10 | Sett for forcerad hartsmognad hos vedflis |
| SE7415430 | 1974-12-10 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI753371A7 FI753371A7 (cg-RX-API-DMAC7.html) | 1976-06-11 |
| FI61924B FI61924B (fi) | 1982-06-30 |
| FI61924C true FI61924C (fi) | 1982-10-11 |
Family
ID=20322940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI753371A FI61924C (fi) | 1974-12-10 | 1975-11-28 | Foerfarande foer behandling av traeflis |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4088529A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5227241B2 (cg-RX-API-DMAC7.html) |
| AT (1) | AT347782B (cg-RX-API-DMAC7.html) |
| CA (1) | CA1073613A (cg-RX-API-DMAC7.html) |
| FI (1) | FI61924C (cg-RX-API-DMAC7.html) |
| FR (1) | FR2294267A1 (cg-RX-API-DMAC7.html) |
| NO (1) | NO146142C (cg-RX-API-DMAC7.html) |
| SE (1) | SE391544C (cg-RX-API-DMAC7.html) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR7701481A (pt) * | 1976-03-12 | 1977-11-29 | Union Carbide Corp | Aperfeicoamento em um processo para polpacao quimica de cavacos de madeira contendo agua |
| NZ191061A (en) * | 1978-07-27 | 1982-03-16 | Obbola Linerboard Ab | Chemical pulp manufacture cellulosic material preheated by steam in a storage container |
| WO1980002573A1 (en) * | 1979-05-15 | 1980-11-27 | C Larsson | A method and an arrangement for storing organic fibrous material in a stack |
| US5688368A (en) * | 1993-12-10 | 1997-11-18 | Beloit Technologies, Inc. | Method for cooling and ozone bleaching wood pulp |
| AU3598297A (en) * | 1996-07-11 | 1998-02-09 | Wisconsin Alumni Research Foundation | Biopulping with phlebia subserialis |
| WO1998042914A1 (en) * | 1997-03-25 | 1998-10-01 | Wisconsin Alumni Research Foundation | Method and apparatus for commercial scale biopulping |
| CA2452145A1 (en) * | 2003-06-03 | 2004-12-03 | David Tarasenko | Method for producing pulp and lignin |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1850808A (en) * | 1931-12-03 | 1932-03-22 | Nat Paper Napkin Mfg Company | Method of treating and seasoning paper |
| US3061504A (en) * | 1960-03-21 | 1962-10-30 | Int Paper Canada | Method of removing resin from wood pulp |
| NO121371B (cg-RX-API-DMAC7.html) * | 1964-07-16 | 1971-02-15 | Mo Och Domsjoe Ab | |
| SE333299B (sv) * | 1967-11-10 | 1971-03-08 | Sunds Ab | Foerfarande vid och anordning foer blekning av foeretraedesvis cellulosamassa med gasformigt blekmedel |
| US3802957A (en) * | 1972-03-03 | 1974-04-09 | D Cusi | Process for preserving lignocellulosic material by controlling air flow through a pile of lignocellulosic material |
| US3964962A (en) * | 1974-02-25 | 1976-06-22 | Ingersoll-Rand Company | Gaseous reaction apparatus and processes including a peripheral gas receiving chamber and a gas recirculation conduit |
-
1974
- 1974-12-10 SE SE7415430A patent/SE391544C/xx not_active IP Right Cessation
-
1975
- 1975-11-12 US US05/631,309 patent/US4088529A/en not_active Expired - Lifetime
- 1975-11-21 NO NO753933A patent/NO146142C/no unknown
- 1975-11-28 FI FI753371A patent/FI61924C/fi not_active IP Right Cessation
- 1975-12-08 FR FR7537477A patent/FR2294267A1/fr active Granted
- 1975-12-09 AT AT933475A patent/AT347782B/de active
- 1975-12-09 CA CA241,340A patent/CA1073613A/en not_active Expired
- 1975-12-09 JP JP50146808A patent/JPS5227241B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1073613A (en) | 1980-03-18 |
| SE391544C (sv) | 1985-10-28 |
| US4088529A (en) | 1978-05-09 |
| SE7415430L (sv) | 1976-06-11 |
| AT347782B (de) | 1979-01-10 |
| NO146142C (no) | 1982-08-04 |
| FI753371A7 (cg-RX-API-DMAC7.html) | 1976-06-11 |
| JPS5182003A (cg-RX-API-DMAC7.html) | 1976-07-19 |
| DE2553737B2 (de) | 1977-04-07 |
| DE2553737A1 (de) | 1976-06-16 |
| ATA933475A (de) | 1978-05-15 |
| SE391544B (sv) | 1977-02-21 |
| FR2294267B1 (cg-RX-API-DMAC7.html) | 1978-08-18 |
| NO753933L (cg-RX-API-DMAC7.html) | 1976-06-11 |
| NO146142B (no) | 1982-04-26 |
| JPS5227241B2 (cg-RX-API-DMAC7.html) | 1977-07-19 |
| FI61924B (fi) | 1982-06-30 |
| FR2294267A1 (fr) | 1976-07-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: BILLERUDS AB |