FI910655A0 - Foerfarande foer framstaellning av massa ur material som innehaoller lignocellulosa. - Google Patents
Foerfarande foer framstaellning av massa ur material som innehaoller lignocellulosa.Info
- Publication number
- FI910655A0 FI910655A0 FI910655A FI910655A FI910655A0 FI 910655 A0 FI910655 A0 FI 910655A0 FI 910655 A FI910655 A FI 910655A FI 910655 A FI910655 A FI 910655A FI 910655 A0 FI910655 A0 FI 910655A0
- Authority
- FI
- Finland
- Prior art keywords
- lignocellulosa
- massa
- foerfarande foer
- foer framstaellning
- som innehaoller
- 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
-
- 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds
-
- 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
- D21C3/26—Multistage processes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA901031 | 1990-02-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
FI910655A0 true FI910655A0 (fi) | 1991-02-11 |
FI910655A FI910655A (fi) | 1991-08-13 |
Family
ID=25580010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI910655A FI910655A (fi) | 1990-02-12 | 1991-02-11 | Foerfarande foer framstaellning av massa ur material som innehaoller lignocellulosa. |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0442806A1 (fi) |
AU (1) | AU643746B2 (fi) |
BR (2) | BR9100565A (fi) |
CA (1) | CA2036311A1 (fi) |
FI (1) | FI910655A (fi) |
MW (1) | MW191A1 (fi) |
NZ (1) | NZ237098A (fi) |
PT (1) | PT96722A (fi) |
RU (1) | RU2037594C1 (fi) |
ZW (1) | ZW1191A1 (fi) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6057438A (en) * | 1996-10-11 | 2000-05-02 | Eastman Chemical Company | Process for the co-production of dissolving-grade pulp and xylan |
WO1999016960A1 (en) * | 1997-10-01 | 1999-04-08 | Weyerhaeuser Company | Cellulose treatment and the resulting product |
PT1883731E (pt) * | 2005-05-24 | 2016-01-26 | Int Paper Co | Fibras kraft modificadas |
KR20110123184A (ko) | 2010-05-06 | 2011-11-14 | 바히아 스페셜티 셀룰로스 에스에이 | 높은 알파 용해 펄프 제조를 위한 방법 및 시스템 |
CN104345126B (zh) * | 2014-09-23 | 2016-02-17 | 周栋 | 一种快速评价楹木硫酸盐法制浆工艺的方法 |
CN104330525B (zh) * | 2014-09-24 | 2016-03-23 | 梁朔 | 一种快速评价桉木烧碱蒽醌法制浆工艺的方法 |
WO2016076845A1 (en) | 2014-11-12 | 2016-05-19 | Renmatix, Inc. | Method of coalescing a substance |
SE538752C2 (en) * | 2014-11-21 | 2016-11-08 | Innventia Ab | Process for the production of a treated pulp, treated pulp, and textile fibers produced from the treated pulp |
GB2534589A (en) * | 2015-01-28 | 2016-08-03 | Innovia Films Ltd | Process |
SG10201503723TA (en) * | 2015-05-12 | 2016-12-29 | Pt Sateri Viscose Internat | Dissolving Pulp |
FI130070B (fi) * | 2018-03-07 | 2023-01-31 | Andritz Oy | Menetelmä liukosellun valmistamiseksi |
FI130568B (fi) | 2020-07-06 | 2023-11-21 | Amppc Finland Oy | Keittomenetelmä |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2301314A (en) * | 1935-02-16 | 1942-11-10 | Univ Minnesota Board Of Regent | Process of making alpha cellulose |
-
1991
- 1991-02-08 PT PT96722A patent/PT96722A/pt not_active Application Discontinuation
- 1991-02-08 BR BR919100565A patent/BR9100565A/pt unknown
- 1991-02-11 FI FI910655A patent/FI910655A/fi unknown
- 1991-02-11 RU SU914894714A patent/RU2037594C1/ru active
- 1991-02-11 ZW ZW11/91A patent/ZW1191A1/xx unknown
- 1991-02-12 NZ NZ237098A patent/NZ237098A/en unknown
- 1991-02-12 MW MW01/91A patent/MW191A1/xx unknown
- 1991-02-12 AU AU70987/91A patent/AU643746B2/en not_active Ceased
- 1991-02-12 CA CA002036311A patent/CA2036311A1/en not_active Abandoned
- 1991-02-12 EP EP91400355A patent/EP0442806A1/en not_active Withdrawn
- 1991-02-13 BR BR919100592A patent/BR9100592A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
MW191A1 (en) | 1991-09-10 |
ZW1191A1 (en) | 1991-08-28 |
RU2037594C1 (ru) | 1995-06-19 |
BR9100592A (pt) | 1991-10-29 |
AU643746B2 (en) | 1993-11-25 |
NZ237098A (en) | 1994-01-26 |
BR9100565A (pt) | 1991-10-29 |
PT96722A (pt) | 1991-10-31 |
CA2036311A1 (en) | 1991-08-13 |
FI910655A (fi) | 1991-08-13 |
EP0442806A1 (en) | 1991-08-21 |
AU7098791A (en) | 1991-08-15 |
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