FI50550B - - Google Patents
Info
- Publication number
- FI50550B FI50550B FI318368A FI318368A FI50550B FI 50550 B FI50550 B FI 50550B FI 318368 A FI318368 A FI 318368A FI 318368 A FI318368 A FI 318368A FI 50550 B FI50550 B FI 50550B
- Authority
- FI
- Finland
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
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Joints Allowing Movement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE1538367A SE333498B (fi) | 1967-11-09 | 1967-11-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI50550B true FI50550B (fi) | 1975-12-31 |
| FI50550C FI50550C (fi) | 1976-04-12 |
Family
ID=20300570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI318368A FI50550C (fi) | 1967-11-09 | 1968-11-07 | Menetelmä ja laite massan, erikoisesti selluloosamassan hienontamiseks i sen valkaisun yhteydessä kaasumaisella valkaisuaineella |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT302807B (fi) |
| DE (1) | DE1807627C3 (fi) |
| FI (1) | FI50550C (fi) |
| FR (1) | FR1590913A (fi) |
| GB (1) | GB1241810A (fi) |
| NO (1) | NO130909C (fi) |
| SE (1) | SE333498B (fi) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI67413C (fi) * | 1977-04-27 | 1985-03-11 | Myrens Verksted As | Foerfarande foer behandling av finfoerdelad fiberhaltig eller cellulosahaltig massa samt anordning foer utfoerande av foerfarandet |
| AU4404285A (en) * | 1984-05-15 | 1985-12-13 | Flinck Karl-Evert | Method of bleaching fibre pulp for the production of paper and paperboard |
-
1967
- 1967-11-09 SE SE1538367A patent/SE333498B/xx unknown
-
1968
- 1968-11-07 GB GB5278468A patent/GB1241810A/en not_active Expired
- 1968-11-07 FI FI318368A patent/FI50550C/fi active
- 1968-11-07 AT AT1084868A patent/AT302807B/de not_active IP Right Cessation
- 1968-11-07 DE DE19681807627 patent/DE1807627C3/de not_active Expired
- 1968-11-07 FR FR1590913D patent/FR1590913A/fr not_active Expired
- 1968-11-07 NO NO443668A patent/NO130909C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1241810A (en) | 1971-08-04 |
| FR1590913A (fi) | 1970-04-20 |
| DE1807627A1 (de) | 1969-06-19 |
| FI50550C (fi) | 1976-04-12 |
| NO130909C (fi) | 1975-03-05 |
| SE333498B (fi) | 1971-03-15 |
| DE1807627B2 (de) | 1973-07-19 |
| NO130909B (fi) | 1974-11-25 |
| AT302807B (de) | 1972-10-25 |
| DE1807627C3 (de) | 1974-03-07 |