IT8049833A0 - Procedimento ed apparecchio per la raffinazione della pasta di legno esimili materiali fibrosi - Google Patents
Procedimento ed apparecchio per la raffinazione della pasta di legno esimili materiali fibrosiInfo
- Publication number
- IT8049833A0 IT8049833A0 IT8049833A IT4983380A IT8049833A0 IT 8049833 A0 IT8049833 A0 IT 8049833A0 IT 8049833 A IT8049833 A IT 8049833A IT 4983380 A IT4983380 A IT 4983380A IT 8049833 A0 IT8049833 A0 IT 8049833A0
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- wood pulp
- fibrous materials
- similar fibrous
- refining wood
- Prior art date
Links
- 229920001131 Pulp (paper) Polymers 0.000 title 1
- 239000002657 fibrous material Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000007670 refining Methods 0.000 title 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
- D21B1/30—Defibrating by other means
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8293779A | 1979-10-09 | 1979-10-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8049833A0 true IT8049833A0 (it) | 1980-10-07 |
| IT1128582B IT1128582B (it) | 1986-05-28 |
Family
ID=22174406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT49833/80A IT1128582B (it) | 1979-10-09 | 1980-10-07 | Procedimento ed apparecchio per la raffinazione della pasta di legno e simili materiali fibrosi |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5658087A (it) |
| AU (1) | AU6256280A (it) |
| BR (1) | BR8006433A (it) |
| CA (1) | CA1161290A (it) |
| DE (1) | DE3038149A1 (it) |
| FI (1) | FI803016A (it) |
| FR (1) | FR2467258A1 (it) |
| IT (1) | IT1128582B (it) |
| NO (1) | NO802973L (it) |
| SE (1) | SE8006855L (it) |
| ZA (1) | ZA806071B (it) |
-
1980
- 1980-04-22 CA CA000350345A patent/CA1161290A/en not_active Expired
- 1980-09-19 AU AU62562/80A patent/AU6256280A/en not_active Abandoned
- 1980-09-25 FI FI803016A patent/FI803016A/fi not_active Application Discontinuation
- 1980-09-30 FR FR8020970A patent/FR2467258A1/fr not_active Withdrawn
- 1980-10-01 SE SE8006855A patent/SE8006855L/ not_active Application Discontinuation
- 1980-10-01 ZA ZA00806071A patent/ZA806071B/xx unknown
- 1980-10-06 JP JP13972480A patent/JPS5658087A/ja active Pending
- 1980-10-07 IT IT49833/80A patent/IT1128582B/it active
- 1980-10-07 NO NO802973A patent/NO802973L/no unknown
- 1980-10-07 BR BR8006433A patent/BR8006433A/pt unknown
- 1980-10-09 DE DE19803038149 patent/DE3038149A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FI803016A (fi) | 1981-04-10 |
| FR2467258A1 (fr) | 1981-04-17 |
| BR8006433A (pt) | 1981-04-14 |
| IT1128582B (it) | 1986-05-28 |
| JPS5658087A (en) | 1981-05-20 |
| DE3038149A1 (de) | 1981-04-23 |
| SE8006855L (sv) | 1981-04-10 |
| NO802973L (no) | 1981-04-10 |
| AU6256280A (en) | 1981-04-16 |
| ZA806071B (en) | 1981-10-28 |
| CA1161290A (en) | 1984-01-31 |
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