SE420427C - Forfarande for framstellning av slipmassa vid overtryck - Google Patents
Forfarande for framstellning av slipmassa vid overtryckInfo
- Publication number
- SE420427C SE420427C SE7801814A SE7801814A SE420427C SE 420427 C SE420427 C SE 420427C SE 7801814 A SE7801814 A SE 7801814A SE 7801814 A SE7801814 A SE 7801814A SE 420427 C SE420427 C SE 420427C
- Authority
- SE
- Sweden
- Prior art keywords
- suspension
- steam
- pulp
- mixed
- hydrocyclone
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 31
- 238000000227 grinding Methods 0.000 title claims description 21
- 239000000725 suspension Substances 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 239000007921 spray Substances 0.000 claims description 21
- 239000000706 filtrate Substances 0.000 claims description 15
- 230000008719 thickening Effects 0.000 claims description 15
- 238000001914 filtration Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000002023 wood Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 2
- 239000003082 abrasive agent Substances 0.000 claims 1
- 238000009940 knitting Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 claims 1
- 239000010453 quartz Substances 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 8
- 241000196324 Embryophyta Species 0.000 description 7
- 239000008139 complexing agent Substances 0.000 description 7
- 238000002156 mixing Methods 0.000 description 6
- 239000002562 thickening agent Substances 0.000 description 6
- 229910001385 heavy metal Inorganic materials 0.000 description 4
- 239000004460 silage Substances 0.000 description 4
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 239000003085 diluting agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000005496 tempering Methods 0.000 description 2
- AEQDJSLRWYMAQI-UHFFFAOYSA-N 2,3,9,10-tetramethoxy-6,8,13,13a-tetrahydro-5H-isoquinolino[2,1-b]isoquinoline Chemical compound C1CN2CC(C(=C(OC)C=C3)OC)=C3CC2C2=C1C=C(OC)C(OC)=C2 AEQDJSLRWYMAQI-UHFFFAOYSA-N 0.000 description 1
- TUFKXBSYCAKZAV-UHFFFAOYSA-N C.C.F Chemical compound C.C.F TUFKXBSYCAKZAV-UHFFFAOYSA-N 0.000 description 1
- 241000218657 Picea Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical compound OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000176 sodium gluconate Substances 0.000 description 1
- 229940005574 sodium gluconate Drugs 0.000 description 1
- 235000012207 sodium gluconate Nutrition 0.000 description 1
- FMYOMWCQJXWGEN-UHFFFAOYSA-M sodium;2,3,4,5,6,7-hexahydroxyheptanoate Chemical compound [Na+].OCC(O)C(O)C(O)C(O)C(O)C([O-])=O FMYOMWCQJXWGEN-UHFFFAOYSA-M 0.000 description 1
- 238000005507 spraying Methods 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
- D21B1/04—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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Paper (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7801814A SE420427C (sv) | 1978-02-16 | 1978-02-16 | Forfarande for framstellning av slipmassa vid overtryck |
GB24853/78A GB1595138A (en) | 1978-02-16 | 1978-05-31 | Method of producing ground wood pulp |
NO782601A NO148784C (no) | 1978-02-16 | 1978-07-28 | Fremgangsmaate ved fremstilling av slipmasse |
NZ188014A NZ188014A (en) | 1978-02-16 | 1978-07-31 | Production of lignocellulose pulp by grinding at increased temperature |
AU38695/78A AU503771B1 (en) | 1978-02-16 | 1978-08-07 | Lignocellulose grinding |
FI782414A FI69880C (fi) | 1978-02-16 | 1978-08-07 | Foerfarande foer framstaellning av slipmassa |
FR7823498A FR2417582A1 (fr) | 1978-02-16 | 1978-08-09 | Procede de fabrication de pate mecanique de matiere lignocellulosique |
DE2834907A DE2834907C2 (de) | 1978-02-16 | 1978-08-09 | Verfahren zur Herstellung von Holzschliff |
JP10693978A JPS54111588A (en) | 1978-02-16 | 1978-08-30 | Method of making pulp |
BR7805665A BR7805665A (pt) | 1978-02-16 | 1978-08-31 | Processo para produzir polpa de lignocelulose |
US05/954,714 US4207139A (en) | 1978-02-16 | 1978-10-25 | Method for producing groundwood pulp |
CA314,360A CA1074607A (fr) | 1978-02-16 | 1978-10-26 | Methode de fabrication de pate mecanique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7801814A SE420427C (sv) | 1978-02-16 | 1978-02-16 | Forfarande for framstellning av slipmassa vid overtryck |
Publications (3)
Publication Number | Publication Date |
---|---|
SE7801814L SE7801814L (sv) | 1979-08-17 |
SE420427B SE420427B (sv) | 1981-10-05 |
SE420427C true SE420427C (sv) | 1984-10-15 |
Family
ID=20334011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7801814A SE420427C (sv) | 1978-02-16 | 1978-02-16 | Forfarande for framstellning av slipmassa vid overtryck |
Country Status (12)
Country | Link |
---|---|
US (1) | US4207139A (fr) |
JP (1) | JPS54111588A (fr) |
AU (1) | AU503771B1 (fr) |
BR (1) | BR7805665A (fr) |
CA (1) | CA1074607A (fr) |
DE (1) | DE2834907C2 (fr) |
FI (1) | FI69880C (fr) |
FR (1) | FR2417582A1 (fr) |
GB (1) | GB1595138A (fr) |
NO (1) | NO148784C (fr) |
NZ (1) | NZ188014A (fr) |
SE (1) | SE420427C (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2420598A1 (fr) * | 1978-03-21 | 1979-10-19 | Voith Gmbh | Procede et dispositif de fabrication de pate de bois |
SE422088B (sv) * | 1978-11-24 | 1982-02-15 | Mo Och Domsjoe Ab | Forfarande for framstellning av slipmassa av lignocellolusahaltiga material |
SE433954B (sv) * | 1980-03-25 | 1984-06-25 | Mo Och Domsjoe Ab | Forfarande och anordning for reduktion av vid framstellning av slipmassa fran vedstockar i stenslipverk uppkomna grovre vedrester och spetor jemte reglering av massans freeness |
FI61052C (fi) * | 1980-11-18 | 1982-05-10 | Tampella Oy Ab | Foerfarande foer att hoeja temperaturen av spritsvatten som skall tillfoeras tillverkningsprocessen foer slipmassa |
DE3101723C2 (de) * | 1981-01-21 | 1982-10-21 | J.M. Voith Gmbh, 7920 Heidenheim | Anlage zum Schleifen von Holz für die Papierfabrikation |
SE441107C (sv) * | 1982-05-07 | 1991-03-18 | Modo Chemetics Ab | Foerfarande foer framstaellning av billig hoegutbytesmassa med goda pappersegenskaper |
US4725295A (en) * | 1982-11-30 | 1988-02-16 | Swm Corporation | Material collector and discharger apparatus |
US4555254A (en) * | 1982-11-30 | 1985-11-26 | Koppers Company, Inc. | Material collector and discharger apparatus |
US4761185A (en) * | 1986-11-14 | 1988-08-02 | Universite De Sherbrooke | Rapid starch depolymerization via spray reactors |
AU1357097A (en) * | 1996-02-27 | 1997-09-16 | Tetra Laval Holdings & Finance Sa | Process for sanitizing post-consumer paper fibers and product formed therefrom |
SE519462C2 (sv) * | 2001-06-21 | 2003-03-04 | Holmen Ab | Förfarande för framställning av blekt termomekanisk massa (TMP) eller blekt kemitermomekanisk massa (CTMP) |
US20120061043A1 (en) * | 2009-05-29 | 2012-03-15 | Solvay Sa | Process for the bleaching of mechanical paper pulp |
CN113005809A (zh) * | 2021-02-23 | 2021-06-22 | 广东理文造纸有限公司 | 一种木粉纤维混合松厚涂布纸的制备装置及方法 |
CN114855489A (zh) * | 2022-05-11 | 2022-08-05 | 远通纸业(山东)有限公司 | 一种木纤维处理方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1070915B (fr) * | 1900-01-01 | |||
FR925243A (fr) * | 1945-04-05 | 1947-08-28 | St Regis Paper Co | Perfectionnements apportés à la pâte blanchie de bois moulu et à ses procédés de fabrication |
DE1108059B (de) * | 1955-07-27 | 1961-05-31 | Jean Arguilliere | Vorrichtung zum Zerfasern von Holzspaenen |
SE318178B (fr) * | 1963-03-15 | 1969-12-01 | Anglo Paper Prod Ltd | |
SE341322B (fr) * | 1968-04-02 | 1971-12-20 | Defibrator Ab | |
US3627629A (en) * | 1970-05-06 | 1971-12-14 | Bauer Bros Co | Refining system and process |
US3808090A (en) * | 1970-10-01 | 1974-04-30 | F Luhde | Mechanical abrasion of wood particles in the presence of water and in an inert gaseous atmosphere |
US3833465A (en) * | 1971-04-27 | 1974-09-03 | Miller Bros Co Ltd | Single pulping system for multiple pulp stocks used in paperboard machine |
US4029543A (en) * | 1971-12-14 | 1977-06-14 | Mo Och Domsjo | Mechanically freeing wood fibers in the presence of spent peroxide bleaching liquor |
SE403916B (sv) * | 1975-06-04 | 1978-09-11 | Rolf Bertil Reinhall | Anordning vid malapparater for lignocellulosahaltigt material |
-
1978
- 1978-02-16 SE SE7801814A patent/SE420427C/sv not_active IP Right Cessation
- 1978-05-31 GB GB24853/78A patent/GB1595138A/en not_active Expired
- 1978-07-28 NO NO782601A patent/NO148784C/no unknown
- 1978-07-31 NZ NZ188014A patent/NZ188014A/xx unknown
- 1978-08-07 FI FI782414A patent/FI69880C/fi not_active IP Right Cessation
- 1978-08-07 AU AU38695/78A patent/AU503771B1/en not_active Expired
- 1978-08-09 DE DE2834907A patent/DE2834907C2/de not_active Expired
- 1978-08-09 FR FR7823498A patent/FR2417582A1/fr active Granted
- 1978-08-30 JP JP10693978A patent/JPS54111588A/ja active Granted
- 1978-08-31 BR BR7805665A patent/BR7805665A/pt unknown
- 1978-10-25 US US05/954,714 patent/US4207139A/en not_active Expired - Lifetime
- 1978-10-26 CA CA314,360A patent/CA1074607A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1595138A (en) | 1981-08-05 |
US4207139A (en) | 1980-06-10 |
FR2417582A1 (fr) | 1979-09-14 |
NZ188014A (en) | 1981-04-24 |
AU503771B1 (en) | 1979-09-20 |
CA1074607A (fr) | 1980-04-01 |
SE7801814L (sv) | 1979-08-17 |
FI69880C (fi) | 1986-05-26 |
NO148784B (no) | 1983-09-05 |
NO148784C (no) | 1983-12-14 |
SE420427B (sv) | 1981-10-05 |
DE2834907A1 (de) | 1979-08-23 |
JPS5717995B2 (fr) | 1982-04-14 |
BR7805665A (pt) | 1979-09-25 |
NO782601L (no) | 1979-08-17 |
FI782414A (fi) | 1979-08-17 |
FI69880B (fi) | 1985-12-31 |
DE2834907C2 (de) | 1983-07-28 |
FR2417582B1 (fr) | 1982-10-15 |
JPS54111588A (en) | 1979-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7801814-0 Effective date: 19930912 Format of ref document f/p: F |