SE384883B - WAY TO INCREASE THE CELLULOSE YIELD WHEN SULPHITE BOILING OF WOOD - Google Patents
WAY TO INCREASE THE CELLULOSE YIELD WHEN SULPHITE BOILING OF WOODInfo
- Publication number
- SE384883B SE384883B SE7411268A SE7411268A SE384883B SE 384883 B SE384883 B SE 384883B SE 7411268 A SE7411268 A SE 7411268A SE 7411268 A SE7411268 A SE 7411268A SE 384883 B SE384883 B SE 384883B
- Authority
- SE
- Sweden
- Prior art keywords
- wood
- increase
- way
- cellulose yield
- sulphite boiling
- 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
- D21C3/22—Other features of pulping processes
- D21C3/222—Use of compounds accelerating the pulping processes
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7411268A SE384883B (en) | 1974-09-06 | 1974-09-06 | WAY TO INCREASE THE CELLULOSE YIELD WHEN SULPHITE BOILING OF WOOD |
DE19752537785 DE2537785A1 (en) | 1974-09-06 | 1975-08-25 | PROCEDURE FOR SULPHITE COOKING WOOD |
CH1108775A CH600036A5 (en) | 1974-09-06 | 1975-08-27 | |
AT670575A AT344498B (en) | 1974-09-06 | 1975-09-01 | PROCEDURE FOR SULPHITE COOKING WOOD |
NO753029A NO144577C (en) | 1974-09-06 | 1975-09-03 | PROCEDURE FOR AA INCREASING PULP STRENGTH AND YIELD OF CELLULOSE BY SULFIT COOKING OF Timber |
FR7527116A FR2283988A1 (en) | 1974-09-06 | 1975-09-04 | Wood sulphite cooking using hexyl or (methyl)-norbornyl formate - in liquor, improving cellulose yield and strength |
JP50108467A JPS5153002A (en) | 1974-09-06 | 1975-09-05 | Mokuzaino aryusanjokaihoho |
CA234,872A CA1057008A (en) | 1974-09-06 | 1975-09-05 | Method in sulphite pulping |
FI752508A FI58521C (en) | 1974-09-06 | 1975-09-05 | SAETT ATT OEKA CELLULOSAUTBYTET VID SULFITKOKNING AV VED |
US05/759,744 US4094735A (en) | 1974-09-06 | 1977-01-17 | Method of pulping with sulfite liquor containing formic acid esters |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7411268A SE384883B (en) | 1974-09-06 | 1974-09-06 | WAY TO INCREASE THE CELLULOSE YIELD WHEN SULPHITE BOILING OF WOOD |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7411268L SE7411268L (en) | 1976-03-08 |
SE384883B true SE384883B (en) | 1976-05-24 |
Family
ID=20322071
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7411268A SE384883B (en) | 1974-09-06 | 1974-09-06 | WAY TO INCREASE THE CELLULOSE YIELD WHEN SULPHITE BOILING OF WOOD |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS5153002A (en) |
AT (1) | AT344498B (en) |
CA (1) | CA1057008A (en) |
CH (1) | CH600036A5 (en) |
DE (1) | DE2537785A1 (en) |
FI (1) | FI58521C (en) |
FR (1) | FR2283988A1 (en) |
NO (1) | NO144577C (en) |
SE (1) | SE384883B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2816473A1 (en) * | 1978-04-15 | 1979-10-25 | Bayer Ag | DISPERSION FOR USE IN CELL PROCESSING |
DE2827111A1 (en) * | 1978-06-21 | 1980-01-10 | Bayer Ag | AGENTS FOR USE IN CELL PROCESSING |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE336535C (en) * | 1919-12-02 | 1921-05-03 | Zellstoff Und Papierfabrikatio | Process for the production of the purest cellulose with a cotton or wool-like texture from vegetables using acidic sulphite liquors |
-
1974
- 1974-09-06 SE SE7411268A patent/SE384883B/en unknown
-
1975
- 1975-08-25 DE DE19752537785 patent/DE2537785A1/en not_active Withdrawn
- 1975-08-27 CH CH1108775A patent/CH600036A5/xx not_active IP Right Cessation
- 1975-09-01 AT AT670575A patent/AT344498B/en not_active IP Right Cessation
- 1975-09-03 NO NO753029A patent/NO144577C/en unknown
- 1975-09-04 FR FR7527116A patent/FR2283988A1/en active Granted
- 1975-09-05 CA CA234,872A patent/CA1057008A/en not_active Expired
- 1975-09-05 JP JP50108467A patent/JPS5153002A/en active Pending
- 1975-09-05 FI FI752508A patent/FI58521C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NO144577B (en) | 1981-06-15 |
FI58521C (en) | 1981-02-10 |
ATA670575A (en) | 1977-11-15 |
AT344498B (en) | 1978-07-25 |
JPS5153002A (en) | 1976-05-11 |
NO144577C (en) | 1981-09-23 |
FI58521B (en) | 1980-10-31 |
FI752508A (en) | 1976-03-07 |
DE2537785A1 (en) | 1976-03-18 |
FR2283988B1 (en) | 1978-12-08 |
CA1057008A (en) | 1979-06-26 |
FR2283988A1 (en) | 1976-04-02 |
CH600036A5 (en) | 1978-06-15 |
NO753029L (en) | 1976-03-09 |
SE7411268L (en) | 1976-03-08 |
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