RU93005264A - Способ варки целлюлозы - Google Patents
Способ варки целлюлозыInfo
- Publication number
- RU93005264A RU93005264A RU93005264/12A RU93005264A RU93005264A RU 93005264 A RU93005264 A RU 93005264A RU 93005264/12 A RU93005264/12 A RU 93005264/12A RU 93005264 A RU93005264 A RU 93005264A RU 93005264 A RU93005264 A RU 93005264A
- Authority
- RU
- Russia
- Prior art keywords
- digester
- pulp
- cooking pulp
- involves
- cooking
- Prior art date
Links
- 238000010411 cooking Methods 0.000 title 1
- 238000004061 bleaching Methods 0.000 claims 1
- 239000007844 bleaching agent Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000004537 pulping Methods 0.000 claims 1
Claims (1)
- Способ варки целлюлозы включает операции по обработке целлюлозы, осуществляемые в варочном котле, ранее выполнявшиеся вне варочного котла в отдельных технологических аппаратах. Способ отбеливания целлюлозы внутри варочного котла предусматривает использование не содержащих хлора отбеливающих реагентов.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US60260590A | 1990-10-24 | 1990-10-24 | |
US602605 | 1990-10-24 | ||
PCT/US1991/007402 WO1992007994A1 (en) | 1990-10-24 | 1991-10-07 | Pulping process |
Publications (2)
Publication Number | Publication Date |
---|---|
RU93005264A true RU93005264A (ru) | 1995-08-10 |
RU2068904C1 RU2068904C1 (ru) | 1996-11-10 |
Family
ID=24412030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU9193005264A RU2068904C1 (ru) | 1990-10-24 | 1991-10-07 | Способ получения целлюлозы |
Country Status (14)
Country | Link |
---|---|
EP (1) | EP0554391B1 (ru) |
CN (1) | CN1028250C (ru) |
AT (1) | ATE151824T1 (ru) |
AU (1) | AU9022291A (ru) |
CA (1) | CA2094819C (ru) |
DE (1) | DE69125722T2 (ru) |
ES (1) | ES2101830T3 (ru) |
FI (1) | FI931854A (ru) |
MX (1) | MX9101706A (ru) |
NO (1) | NO302187B1 (ru) |
PL (1) | PL168216B1 (ru) |
RU (1) | RU2068904C1 (ru) |
WO (1) | WO1992007994A1 (ru) |
ZA (1) | ZA918441B (ru) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5936338A (ja) * | 1982-08-24 | 1984-02-28 | Matsushita Electric Ind Co Ltd | 光デイスク記録再生方法 |
USH1690H (en) * | 1995-07-20 | 1997-11-04 | Nye; Jeffrey | Process for bleaching kraft pulp |
FR2885371B1 (fr) * | 2005-05-03 | 2007-08-03 | Cie Ind De La Matiere Vegetale | Installation pour la mise en oeuvre d'un procede de production de pate a papier, de lignines et de sucres et procede de production au moyen d'une telle installation |
US9932709B2 (en) | 2013-03-15 | 2018-04-03 | Ecolab Usa Inc. | Processes and compositions for brightness improvement in paper production |
CN103498375B (zh) * | 2013-09-24 | 2015-06-03 | 昆明理工大学 | 一种光叶楮白皮的制浆方法 |
BR102014027199B1 (pt) * | 2014-07-14 | 2022-10-04 | Nalco Company | Método para aprimorar a fabricação de polpa de soda ou kraft |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE353105C (de) * | 1921-07-16 | 1922-05-18 | Leopold Enge | Verfahren zur Herstellung von Holzstoff |
SE373397C (sv) * | 1972-03-30 | 1984-02-06 | Mo Och Domsjoe Ab | Sett att forbettra blekningsforloppet vid bleknig av cellulosamassa med en syre innehallande gas |
US4578149A (en) * | 1981-03-05 | 1986-03-25 | Fagerlund Bertil K E | Process for digesting cellulosic material with heat recovery |
-
1991
- 1991-10-07 AU AU90222/91A patent/AU9022291A/en not_active Abandoned
- 1991-10-07 RU RU9193005264A patent/RU2068904C1/ru active
- 1991-10-07 DE DE69125722T patent/DE69125722T2/de not_active Expired - Fee Related
- 1991-10-07 AT AT92900022T patent/ATE151824T1/de not_active IP Right Cessation
- 1991-10-07 PL PL91298537A patent/PL168216B1/pl unknown
- 1991-10-07 ES ES92900022T patent/ES2101830T3/es not_active Expired - Lifetime
- 1991-10-07 WO PCT/US1991/007402 patent/WO1992007994A1/en active IP Right Grant
- 1991-10-07 EP EP92900022A patent/EP0554391B1/en not_active Expired - Lifetime
- 1991-10-07 CA CA002094819A patent/CA2094819C/en not_active Expired - Fee Related
- 1991-10-22 MX MX9101706A patent/MX9101706A/es not_active IP Right Cessation
- 1991-10-23 ZA ZA918441A patent/ZA918441B/xx unknown
- 1991-10-24 CN CN91109845A patent/CN1028250C/zh not_active Expired - Fee Related
-
1993
- 1993-04-22 NO NO931486A patent/NO302187B1/no unknown
- 1993-04-23 FI FI931854A patent/FI931854A/fi unknown
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