BE536814A - - Google Patents
Info
- Publication number
- BE536814A BE536814A BE536814DA BE536814A BE 536814 A BE536814 A BE 536814A BE 536814D A BE536814D A BE 536814DA BE 536814 A BE536814 A BE 536814A
- Authority
- BE
- Belgium
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1026—Other features in bleaching processes
-
- 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
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEZ4142A DE1034473B (de) | 1954-04-08 | 1954-04-08 | Verfahren zur Gewinnung von gebleichtem Halbzellstoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE536814A true BE536814A ( ) |
Family
ID=7619037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE536814D BE536814A ( ) | 1954-04-08 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE536814A ( ) |
| CH (1) | CH332820A ( ) |
| DE (1) | DE1034473B ( ) |
| FR (1) | FR1129498A ( ) |
| GB (1) | GB785060A ( ) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4559103A (en) * | 1982-08-05 | 1985-12-17 | Honshu Seishi Kabushiki Kaisha | Packaging paper and packaging material for packaging metallic material and method of producing the same |
| CA1240456A (en) * | 1983-10-20 | 1988-08-16 | Kamyr, Inc. | Mechanical pulping |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE404506C (de) * | 1921-12-01 | 1924-10-18 | A Olier Sa Des Ets | Verfahren und Einrichtung zur Herstellung von Zellstoff aus holzhaltigem Rohstoff |
| BE496841A ( ) * | 1949-07-12 | |||
| FR1033615A (fr) * | 1951-01-25 | 1953-07-13 | Azienda Brevetti Ind | Perfectionnement à la fabrication de la pâte à papier semi-chimique |
| AT175782B (de) * | 1951-02-28 | 1953-08-10 | Waldhof Zellstoff Fab | Verfahren zur Herstellung von Halbzellstoff |
-
0
- BE BE536814D patent/BE536814A/xx unknown
-
1954
- 1954-04-08 DE DEZ4142A patent/DE1034473B/de active Pending
-
1955
- 1955-03-02 CH CH332820D patent/CH332820A/de unknown
- 1955-03-25 FR FR1129498D patent/FR1129498A/fr not_active Expired
- 1955-04-01 GB GB949655A patent/GB785060A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB785060A (en) | 1957-10-23 |
| CH332820A (de) | 1958-09-30 |
| FR1129498A (fr) | 1957-01-22 |
| DE1034473B (de) | 1958-07-17 |