CA1267293A - Grinding means for producing mechanical woodpulp - Google Patents
Grinding means for producing mechanical woodpulpInfo
- Publication number
- CA1267293A CA1267293A CA000464530A CA464530A CA1267293A CA 1267293 A CA1267293 A CA 1267293A CA 000464530 A CA000464530 A CA 000464530A CA 464530 A CA464530 A CA 464530A CA 1267293 A CA1267293 A CA 1267293A
- Authority
- CA
- Canada
- Prior art keywords
- grinding
- abrasive
- fragments
- grinding means
- metal
- 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.)
- Expired
Links
- 229920001131 Pulp (paper) Polymers 0.000 title claims description 7
- 239000012634 fragment Substances 0.000 claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000004537 pulping Methods 0.000 claims description 5
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- 229910001369 Brass Inorganic materials 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 2
- 239000010951 brass Substances 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 claims description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 2
- 239000004575 stone Substances 0.000 abstract description 4
- 239000002023 wood Substances 0.000 description 12
- 239000000919 ceramic Substances 0.000 description 8
- 201000011180 Dental Pulp Calcification Diseases 0.000 description 6
- 239000000835 fiber Substances 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000002923 metal particle Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/1409—Abrasive particles per se
- C09K3/1418—Abrasive particles per se obtained by division of a mass agglomerated by sintering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
- B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
- B24D3/04—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
- B24D3/06—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic metallic or mixture of metals with ceramic materials, e.g. hard metals, "cermets", cements
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI833665A FI68268B (fi) | 1983-10-10 | 1983-10-10 | Sliporgan foer framstaellning av mekanisk traemassa |
| FI833,665 | 1983-10-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1267293A true CA1267293A (en) | 1990-04-03 |
Family
ID=8517881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000464530A Expired CA1267293A (en) | 1983-10-10 | 1984-10-02 | Grinding means for producing mechanical woodpulp |
Country Status (5)
| Country | Link |
|---|---|
| CA (1) | CA1267293A (de) |
| DE (1) | DE3436316A1 (de) |
| FI (1) | FI68268B (de) |
| SE (1) | SE8404871L (de) |
| SU (1) | SU1475490A3 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007125152A1 (en) | 2006-04-28 | 2007-11-08 | Metso Paper, Inc. | Device and method for defibration of wood |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI80087C (fi) * | 1986-05-13 | 1990-04-10 | Yhtyneet Paperitehtaat Oy | Malblock vid en raffinoer. |
-
1983
- 1983-10-10 FI FI833665A patent/FI68268B/fi not_active Application Discontinuation
-
1984
- 1984-09-28 SE SE8404871A patent/SE8404871L/ not_active Application Discontinuation
- 1984-10-02 CA CA000464530A patent/CA1267293A/en not_active Expired
- 1984-10-04 DE DE19843436316 patent/DE3436316A1/de not_active Withdrawn
- 1984-10-09 SU SU843801009A patent/SU1475490A3/ru active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007125152A1 (en) | 2006-04-28 | 2007-11-08 | Metso Paper, Inc. | Device and method for defibration of wood |
| US8172165B2 (en) | 2006-04-28 | 2012-05-08 | Metso Paper, Inc. | Device and method for defibration of wood |
Also Published As
| Publication number | Publication date |
|---|---|
| FI68268B (fi) | 1985-04-30 |
| SE8404871L (sv) | 1985-04-11 |
| SU1475490A3 (ru) | 1989-04-23 |
| FI833665A0 (fi) | 1983-10-10 |
| DE3436316A1 (de) | 1985-04-25 |
| SE8404871D0 (sv) | 1984-09-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |