SE314286B - - Google Patents
Info
- Publication number
- SE314286B SE314286B SE10166/65A SE1016665A SE314286B SE 314286 B SE314286 B SE 314286B SE 10166/65 A SE10166/65 A SE 10166/65A SE 1016665 A SE1016665 A SE 1016665A SE 314286 B SE314286 B SE 314286B
- Authority
- SE
- Sweden
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
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
- D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA908947 | 1964-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE314286B true SE314286B (pt) | 1969-09-01 |
Family
ID=4142055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE10166/65A SE314286B (pt) | 1964-08-07 | 1965-08-03 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3586599A (pt) |
| DE (1) | DE1546277A1 (pt) |
| FI (1) | FI43526B (pt) |
| SE (1) | SE314286B (pt) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA973661A (en) * | 1972-09-29 | 1975-09-02 | Pulp And Paper Research Institute Of Canada | Press alkaline extraction of cellulosic pulp |
| US3907632A (en) * | 1973-10-23 | 1975-09-23 | Ppg Industries Inc | Bleaching cellulosic pulps with gaseous chlorine at a pH of 7 to 10 in a multistage bleaching process |
| US4128454A (en) * | 1977-12-07 | 1978-12-05 | Ingersoll-Rand Co. | System and method for gas phase pulp bleaching |
| DE69223997T2 (de) * | 1991-08-23 | 1998-05-07 | Olin Corp | Verfahren zur gasphase-delignifizierung von zellstoff |
| US6153300A (en) | 1994-04-18 | 2000-11-28 | Ahlstrom Machinery, Inc. | Bleaching cellulose pulp having cleanliness which varies significantly over time using at least two different bleaching stages and bleaching chemicals |
| CN105525463B (zh) * | 2015-11-20 | 2019-02-22 | 北京鹏盛天纤科技有限公司 | 一种气相二氧化氯漂白废旧纺织品的装置以及气相二氧化氯漂白废旧纺织品的方法 |
| CN105568659B (zh) * | 2015-11-20 | 2019-08-09 | 北京鹏盛天纤科技有限公司 | 一种气相二氧化氯漂白絮状物的装置以及气相二氧化氯漂白絮状物的方法 |
-
1965
- 1965-08-03 SE SE10166/65A patent/SE314286B/xx unknown
- 1965-08-04 DE DE19651546277 patent/DE1546277A1/de active Pending
- 1965-08-05 FI FI1893/65A patent/FI43526B/fi active
-
1968
- 1968-10-23 US US769879A patent/US3586599A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FI43526B (pt) | 1970-12-31 |
| DE1546277A1 (de) | 1970-02-26 |
| US3586599A (en) | 1971-06-22 |