NO803021L - Fremgangsmaate ved fremstilling av tremasse, samt anordning for utoevelse av fremgangsmaaten - Google Patents
Fremgangsmaate ved fremstilling av tremasse, samt anordning for utoevelse av fremgangsmaatenInfo
- Publication number
- NO803021L NO803021L NO803021A NO803021A NO803021L NO 803021 L NO803021 L NO 803021L NO 803021 A NO803021 A NO 803021A NO 803021 A NO803021 A NO 803021A NO 803021 L NO803021 L NO 803021L
- Authority
- NO
- Norway
- Prior art keywords
- grinding
- grinding stone
- housing
- pressure
- under
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 239000002023 wood Substances 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000004575 stone Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 10
- 238000003825 pressing Methods 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 239000012978 lignocellulosic material Substances 0.000 claims abstract description 5
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 229910001018 Cast iron Inorganic materials 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 230000000717 retained effect Effects 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 210000000056 organ Anatomy 0.000 claims 1
- 239000000835 fiber Substances 0.000 description 15
- 150000001875 compounds Chemical class 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000007906 compression Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material 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
- D21B1/04—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
- D21B1/18—Disintegrating in mills in magazine-type machines
- D21B1/22—Disintegrating in mills in magazine-type machines with screw feed
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Crushing And Pulverization Processes (AREA)
- Debarking, Splitting, And Disintegration Of Timber (AREA)
- Crushing And Grinding (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7908412A SE420225B (sv) | 1979-10-10 | 1979-10-10 | Forfarande och anordning for framstellning av mekanisk massa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO803021L true NO803021L (no) | 1981-04-13 |
Family
ID=20339029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO803021A NO803021L (no) | 1979-10-10 | 1980-10-09 | Fremgangsmaate ved fremstilling av tremasse, samt anordning for utoevelse av fremgangsmaaten |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4406734A (ja) |
| JP (1) | JPS5663086A (ja) |
| BR (1) | BR8006522A (ja) |
| CA (1) | CA1152792A (ja) |
| DE (1) | DE3038386A1 (ja) |
| FI (1) | FI70606C (ja) |
| NO (1) | NO803021L (ja) |
| SE (1) | SE420225B (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI100666B (fi) * | 1996-06-17 | 1998-01-30 | Valmet Corp | Menetelmä ja sovitelma rejektimateriaalin käsittelemiseksi |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3125306A (en) * | 1964-03-17 | Grinding disk segment for wood chips and the like | ||
| 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 |
| SE419659B (sv) * | 1976-03-19 | 1981-08-17 | Rolf Bertil Reinhall | Sett och anordning for framstellning av fibermassa av fiberformigt lignocellulosahaltigt material |
| JPS5459401A (en) * | 1977-10-17 | 1979-05-14 | Oji Paper Co | Production of ground pulp from wood chips |
| FI57979C (fi) * | 1978-02-16 | 1980-11-10 | Tampella Oy Ab | Foerfarande och slipverk foer slipning av ved under tryck |
| FI57980C (fi) * | 1978-02-16 | 1980-11-10 | Tampella Oy Ab | Foerfarande och slipverk foer avlaegsning av slipmassa vid slipning av ved under tryck |
-
1979
- 1979-10-10 SE SE7908412A patent/SE420225B/sv not_active IP Right Cessation
-
1980
- 1980-10-09 NO NO803021A patent/NO803021L/no unknown
- 1980-10-09 JP JP14069880A patent/JPS5663086A/ja active Pending
- 1980-10-09 CA CA000362090A patent/CA1152792A/en not_active Expired
- 1980-10-09 BR BR8006522A patent/BR8006522A/pt unknown
- 1980-10-09 US US06/195,708 patent/US4406734A/en not_active Expired - Lifetime
- 1980-10-10 FI FI803230A patent/FI70606C/fi not_active IP Right Cessation
- 1980-10-10 DE DE19803038386 patent/DE3038386A1/de not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| FI70606C (fi) | 1986-09-24 |
| DE3038386A1 (de) | 1981-04-23 |
| BR8006522A (pt) | 1981-04-14 |
| US4406734A (en) | 1983-09-27 |
| FI70606B (fi) | 1986-06-06 |
| CA1152792A (en) | 1983-08-30 |
| SE7908412L (sv) | 1981-04-11 |
| SE420225B (sv) | 1981-09-21 |
| JPS5663086A (en) | 1981-05-29 |
| FI803230L (fi) | 1981-04-11 |
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