SE306659B - - Google Patents
Info
- Publication number
- SE306659B SE306659B SE426965A SE426965A SE306659B SE 306659 B SE306659 B SE 306659B SE 426965 A SE426965 A SE 426965A SE 426965 A SE426965 A SE 426965A SE 306659 B SE306659 B SE 306659B
- Authority
- SE
- Sweden
- Prior art keywords
- pulp
- april
- hydrogen sulphite
- normal
- impregnation
- 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
Landscapes
- Paper (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE426965A SE306659B (ko) | 1965-04-02 | 1965-04-02 | |
JP2002566A JPS5335161B1 (ko) | 1965-04-02 | 1966-04-01 | |
CS219166A CS150171B2 (ko) | 1965-04-02 | 1966-04-01 | |
GB1456266A GB1147433A (en) | 1965-04-02 | 1966-04-01 | Improvements in and relating to a process of manufacturing fibre pulp by chemical and mechanical means |
NL6604344A NL6604344A (ko) | 1965-04-02 | 1966-04-01 | |
DE19661692844 DE1692844A1 (de) | 1965-04-02 | 1966-04-01 | Verfahren zur Herstellung von Halbzellstoffen und chemo-mechanischen Zellstoffen |
BE678920D BE678920A (ko) | 1965-04-02 | 1966-04-01 | |
FR56129A FR1474458A (fr) | 1965-04-02 | 1966-04-01 | Procédé de fabrication de pâtes de fibres semi-chimiques et chimico-mécaniques |
CH479766A CH479767A (de) | 1965-04-02 | 1966-04-01 | Verfahren zur Herstellung von Halbzellstoffen |
FI86466A FI43668C (fi) | 1965-04-02 | 1966-04-02 | Puolikemiallisten ja kemiallismekaanisten massojen valmistusmenetelmä |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE426965A SE306659B (ko) | 1965-04-02 | 1965-04-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE306659B true SE306659B (ko) | 1968-12-02 |
Family
ID=20263829
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE426965A SE306659B (ko) | 1965-04-02 | 1965-04-02 |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5335161B1 (ko) |
BE (1) | BE678920A (ko) |
CH (1) | CH479767A (ko) |
CS (1) | CS150171B2 (ko) |
DE (1) | DE1692844A1 (ko) |
FI (1) | FI43668C (ko) |
FR (1) | FR1474458A (ko) |
GB (1) | GB1147433A (ko) |
NL (1) | NL6604344A (ko) |
SE (1) | SE306659B (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4174209A (en) * | 1978-06-19 | 1979-11-13 | Eli Lilly And Company | Herbicidal 1-alkyl-3-phenylpyridinium salts |
-
1965
- 1965-04-02 SE SE426965A patent/SE306659B/xx unknown
-
1966
- 1966-04-01 NL NL6604344A patent/NL6604344A/xx unknown
- 1966-04-01 DE DE19661692844 patent/DE1692844A1/de active Pending
- 1966-04-01 CH CH479766A patent/CH479767A/de not_active IP Right Cessation
- 1966-04-01 CS CS219166A patent/CS150171B2/cs unknown
- 1966-04-01 FR FR56129A patent/FR1474458A/fr not_active Expired
- 1966-04-01 GB GB1456266A patent/GB1147433A/en not_active Expired
- 1966-04-01 JP JP2002566A patent/JPS5335161B1/ja active Pending
- 1966-04-01 BE BE678920D patent/BE678920A/xx unknown
- 1966-04-02 FI FI86466A patent/FI43668C/fi active
Also Published As
Publication number | Publication date |
---|---|
FI43668C (fi) | 1971-05-10 |
DE1692844A1 (de) | 1971-10-28 |
CS150171B2 (ko) | 1973-09-04 |
BE678920A (ko) | 1966-10-03 |
FR1474458A (fr) | 1967-03-24 |
GB1147433A (en) | 1969-04-02 |
CH479767A (de) | 1969-10-15 |
FI43668B (ko) | 1971-02-01 |
NL6604344A (ko) | 1966-10-03 |
JPS5335161B1 (ko) | 1978-09-26 |
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