FI834358A0 - FOERFARANDE FOER KOKNING AV SULFITCELLULOSA - Google Patents
FOERFARANDE FOER KOKNING AV SULFITCELLULOSAInfo
- Publication number
- FI834358A0 FI834358A0 FI834358A FI834358A FI834358A0 FI 834358 A0 FI834358 A0 FI 834358A0 FI 834358 A FI834358 A FI 834358A FI 834358 A FI834358 A FI 834358A FI 834358 A0 FI834358 A0 FI 834358A0
- Authority
- FI
- Finland
- Prior art keywords
- sulfitcellulosa
- kokning
- foerfarande foer
- foerfarande
- foer
- Prior art date
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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
- D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites
-
- 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
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI834358A FI73012C (en) | 1983-11-29 | 1983-11-29 | Process for boiling sulfite cellulose. |
DE19843440716 DE3440716A1 (en) | 1983-11-29 | 1984-11-07 | Process for producing sulphite pulp |
HU421784A HUT36873A (en) | 1983-11-29 | 1984-11-13 | Process for production of sulphite pulps |
JP25036184A JPS60134088A (en) | 1983-11-29 | 1984-11-27 | Production of sulfite pulp |
SE8405984A SE8405984L (en) | 1983-11-29 | 1984-11-27 | PROCEDURE FOR SULFIT CELLULOSA PREPARATION |
DD26993684A DD229446A5 (en) | 1983-11-29 | 1984-11-27 | PROCESS FOR THE PREPARATION OF SULPHETICS |
NO844740A NO844740L (en) | 1983-11-29 | 1984-11-28 | PROCEDURE FOR PREPARING CELLULOSMASS |
PL25063284A PL145660B1 (en) | 1983-11-29 | 1984-11-29 | Method of obtaining sulfite pulp |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI834358 | 1983-11-29 | ||
FI834358A FI73012C (en) | 1983-11-29 | 1983-11-29 | Process for boiling sulfite cellulose. |
Publications (4)
Publication Number | Publication Date |
---|---|
FI834358A0 true FI834358A0 (en) | 1983-11-29 |
FI834358A FI834358A (en) | 1985-05-30 |
FI73012B FI73012B (en) | 1987-04-30 |
FI73012C FI73012C (en) | 1987-08-10 |
Family
ID=8518141
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI834358A FI73012C (en) | 1983-11-29 | 1983-11-29 | Process for boiling sulfite cellulose. |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS60134088A (en) |
DD (1) | DD229446A5 (en) |
DE (1) | DE3440716A1 (en) |
FI (1) | FI73012C (en) |
HU (1) | HUT36873A (en) |
NO (1) | NO844740L (en) |
PL (1) | PL145660B1 (en) |
SE (1) | SE8405984L (en) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE62376C (en) * | O. SCHMIDT in Berlin N., Weifsen-I burgerstr. 48 | Process for the production of pulp | ||
DE527950C (en) * | 1928-12-30 | 1931-06-24 | I G Farbenindustrie Akt Ges | Process for the production of sulphite pulp |
-
1983
- 1983-11-29 FI FI834358A patent/FI73012C/en not_active IP Right Cessation
-
1984
- 1984-11-07 DE DE19843440716 patent/DE3440716A1/en not_active Ceased
- 1984-11-13 HU HU421784A patent/HUT36873A/en unknown
- 1984-11-27 DD DD26993684A patent/DD229446A5/en unknown
- 1984-11-27 JP JP25036184A patent/JPS60134088A/en active Pending
- 1984-11-27 SE SE8405984A patent/SE8405984L/en not_active Application Discontinuation
- 1984-11-28 NO NO844740A patent/NO844740L/en unknown
- 1984-11-29 PL PL25063284A patent/PL145660B1/en unknown
Also Published As
Publication number | Publication date |
---|---|
HUT36873A (en) | 1985-10-28 |
SE8405984L (en) | 1985-05-30 |
FI834358A (en) | 1985-05-30 |
FI73012C (en) | 1987-08-10 |
JPS60134088A (en) | 1985-07-17 |
SE8405984D0 (en) | 1984-11-27 |
DD229446A5 (en) | 1985-11-06 |
NO844740L (en) | 1985-05-30 |
FI73012B (en) | 1987-04-30 |
DE3440716A1 (en) | 1985-06-05 |
PL145660B1 (en) | 1988-10-31 |
PL250632A1 (en) | 1985-07-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: METSAE-SERLA OY |