FI70937C - Foerfarande och apparatur foer behandling av cellulosahaltigt material - Google Patents
Foerfarande och apparatur foer behandling av cellulosahaltigt material Download PDFInfo
- Publication number
- FI70937C FI70937C FI811086A FI811086A FI70937C FI 70937 C FI70937 C FI 70937C FI 811086 A FI811086 A FI 811086A FI 811086 A FI811086 A FI 811086A FI 70937 C FI70937 C FI 70937C
- Authority
- FI
- Finland
- Prior art keywords
- rotor
- treated
- drive shaft
- chips
- working space
- Prior art date
Links
- 239000000463 material Substances 0.000 title claims description 114
- 238000000034 method Methods 0.000 claims description 72
- 239000003153 chemical reaction reagent Substances 0.000 claims description 34
- 238000003825 pressing Methods 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000003993 interaction Effects 0.000 claims description 2
- 239000000835 fiber Substances 0.000 description 30
- 239000002023 wood Substances 0.000 description 22
- 238000000227 grinding Methods 0.000 description 19
- 238000010411 cooking Methods 0.000 description 16
- 239000000126 substance Substances 0.000 description 14
- 230000006835 compression Effects 0.000 description 11
- 238000007906 compression Methods 0.000 description 11
- 241000196324 Embryophyta Species 0.000 description 10
- 238000005470 impregnation Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 239000002994 raw material Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 239000000123 paper Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 229920005610 lignin Polymers 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 4
- 230000003252 repetitive effect Effects 0.000 description 4
- 235000018185 Betula X alpestris Nutrition 0.000 description 3
- 235000018212 Betula X uliginosa Nutrition 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 239000002657 fibrous material Substances 0.000 description 3
- 241000183024 Populus tremula Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 239000011087 paperboard Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000004537 pulping Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 235000013311 vegetables Nutrition 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000003313 weakening effect Effects 0.000 description 2
- YLZOPXRUQYQQID-UHFFFAOYSA-N 3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]propan-1-one Chemical compound N1N=NC=2CN(CCC=21)CCC(=O)N1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F YLZOPXRUQYQQID-UHFFFAOYSA-N 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 244000089654 Betula populifolia Species 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011111 cardboard Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002025 wood fiber Substances 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
- D21B1/02—Pretreatment of the raw materials by chemical or physical means
-
- 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
- D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
-
- 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
- D21C1/10—Physical methods for facilitating impregnation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU2908425 | 1980-04-08 | ||
| SU2908425 | 1980-04-08 | ||
| SU802911021A SU937577A1 (ru) | 1980-04-19 | 1980-04-19 | Устройство дл механической обработки древесных материалов |
| SU2911021 | 1980-04-19 | ||
| SU802963339A SU937578A1 (ru) | 1980-07-23 | 1980-07-23 | Устройство дл механической обработки волокнистого материала |
| SU2963339 | 1980-07-23 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI811086L FI811086L (fi) | 1981-10-09 |
| FI70937B FI70937B (fi) | 1986-07-18 |
| FI70937C true FI70937C (fi) | 1986-10-27 |
Family
ID=27356371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI811086A FI70937C (fi) | 1980-04-08 | 1981-04-08 | Foerfarande och apparatur foer behandling av cellulosahaltigt material |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT381735B (de) |
| CA (1) | CA1158905A (de) |
| FI (1) | FI70937C (de) |
| SE (1) | SE444189B (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007022753A1 (de) * | 2007-05-11 | 2008-11-13 | Voith Patent Gmbh | Verfahren zum Zerfasern von chemisch behandeltem, lignocellulosischem Rohstoff |
-
1981
- 1981-04-01 SE SE8102098A patent/SE444189B/sv not_active IP Right Cessation
- 1981-04-02 AT AT0153581A patent/AT381735B/de not_active IP Right Cessation
- 1981-04-07 CA CA000374857A patent/CA1158905A/en not_active Expired
- 1981-04-08 FI FI811086A patent/FI70937C/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI811086L (fi) | 1981-10-09 |
| CA1158905A (en) | 1983-12-20 |
| ATA153581A (de) | 1986-04-15 |
| SE8102098L (sv) | 1981-10-09 |
| SE444189B (sv) | 1986-03-24 |
| FI70937B (fi) | 1986-07-18 |
| AT381735B (de) | 1986-11-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: VSESOJUZNOE NAUCHNO-PROIZVODSTVENNOE |