NO752026L - - Google Patents
Info
- Publication number
- NO752026L NO752026L NO752026A NO752026A NO752026L NO 752026 L NO752026 L NO 752026L NO 752026 A NO752026 A NO 752026A NO 752026 A NO752026 A NO 752026A NO 752026 L NO752026 L NO 752026L
- Authority
- NO
- Norway
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
- D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
-
- 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
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Reinforced Plastic Materials (AREA)
- Secondary Cells (AREA)
- Materials For Medical Uses (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2584674A GB1505076A (en) | 1974-06-11 | 1974-06-11 | Strenghening of mechanical pulp by chemical treatment |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO752026L true NO752026L (en:Method) | 1975-12-12 |
| NO145141B NO145141B (no) | 1981-10-12 |
| NO145141C NO145141C (no) | 1982-01-20 |
Family
ID=10234295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO752026A NO145141C (no) | 1974-06-11 | 1975-06-09 | Fremgangsmaate til aa oeke styrken av fibroes lignocellulosemasse fremstilt i det minste delvis ved mekanisk behandling |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS517201A (en:Method) |
| BR (1) | BR7503681A (en:Method) |
| CA (1) | CA1056558A (en:Method) |
| ES (1) | ES438434A1 (en:Method) |
| FI (1) | FI66031B (en:Method) |
| NO (1) | NO145141C (en:Method) |
| SE (1) | SE7506647L (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52127982A (en) * | 1976-04-17 | 1977-10-27 | Eidai Co Ltd | Process for manufacturing special particleboard |
| SE9000340L (sv) * | 1990-01-31 | 1991-08-01 | Eka Nobel Ab | Foerfarande vid blekning av lignocellulosahaltigt material |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4887101A (en:Method) * | 1972-02-22 | 1973-11-16 |
-
1975
- 1975-05-30 CA CA228,090A patent/CA1056558A/en not_active Expired
- 1975-06-09 NO NO752026A patent/NO145141C/no unknown
- 1975-06-10 SE SE7506647A patent/SE7506647L/xx unknown
- 1975-06-10 FI FI751733A patent/FI66031B/fi not_active Application Discontinuation
- 1975-06-11 BR BR4722/75D patent/BR7503681A/pt unknown
- 1975-06-11 ES ES438434A patent/ES438434A1/es not_active Expired
- 1975-06-11 JP JP50069789A patent/JPS517201A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FI751733A7 (en:Method) | 1975-12-12 |
| SE7506647L (sv) | 1975-12-12 |
| NO145141C (no) | 1982-01-20 |
| CA1056558A (en) | 1979-06-19 |
| BR7503681A (pt) | 1976-06-29 |
| JPS517201A (en:Method) | 1976-01-21 |
| NO145141B (no) | 1981-10-12 |
| FI66031B (fi) | 1984-04-30 |
| ES438434A1 (es) | 1977-02-01 |