DE227064C - - Google Patents
Info
- Publication number
- DE227064C DE227064C DENDAT227064D DE227064DA DE227064C DE 227064 C DE227064 C DE 227064C DE NDAT227064 D DENDAT227064 D DE NDAT227064D DE 227064D A DE227064D A DE 227064DA DE 227064 C DE227064 C DE 227064C
- Authority
- DE
- Germany
- Prior art keywords
- wood pulp
- grinding
- bleaching
- water
- wood
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000007844 bleaching agent Substances 0.000 claims description 6
- 239000002023 wood Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 1
- 229920001131 Pulp (paper) Polymers 0.000 description 10
- 238000004061 bleaching Methods 0.000 description 5
- 239000002351 wastewater Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 2
- 241000947840 Alteromonadales Species 0.000 description 1
- LVGQIQHJMRUCRM-UHFFFAOYSA-L calcium bisulfite Chemical compound [Ca+2].OS([O-])=O.OS([O-])=O LVGQIQHJMRUCRM-UHFFFAOYSA-L 0.000 description 1
- 235000010260 calcium hydrogen sulphite Nutrition 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007787 solid 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
- D21B1/16—Disintegrating in mills in the presence of chemical agents
-
- 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
- D21B1/06—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods
- D21B1/063—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods using grinding devices
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)
- Dry Formation Of Fiberboard And The Like (AREA)
- Manufacture Of Wood Veneers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE227064T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE227064C true DE227064C (enrdf_load_stackoverflow) |
Family
ID=32720103
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT227064D Active DE227064C (enrdf_load_stackoverflow) | |||
| DE1903152354D Expired - Lifetime DE152354C (enrdf_load_stackoverflow) | 1903-11-28 | 1903-11-28 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1903152354D Expired - Lifetime DE152354C (enrdf_load_stackoverflow) | 1903-11-28 | 1903-11-28 |
Country Status (1)
| Country | Link |
|---|---|
| DE (2) | DE152354C (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2486555A1 (fr) * | 1980-07-09 | 1982-01-15 | Mo Och Domsjoe Ab | Procede de fabrication de pate de bois rape blanchie provenant de matieres lignocellulosiques |
-
0
- DE DENDAT227064D patent/DE227064C/de active Active
-
1903
- 1903-11-28 DE DE1903152354D patent/DE152354C/de not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2486555A1 (fr) * | 1980-07-09 | 1982-01-15 | Mo Och Domsjoe Ab | Procede de fabrication de pate de bois rape blanchie provenant de matieres lignocellulosiques |
Also Published As
| Publication number | Publication date |
|---|---|
| DE152354C (enrdf_load_stackoverflow) |
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