ES2021857B3 - Proceso de fabricacion de pasta de papel blanqueada que conlleva un tratamiento con acido carbonico tras el blanqueo - Google Patents
Proceso de fabricacion de pasta de papel blanqueada que conlleva un tratamiento con acido carbonico tras el blanqueoInfo
- Publication number
- ES2021857B3 ES2021857B3 ES88402223T ES88402223T ES2021857B3 ES 2021857 B3 ES2021857 B3 ES 2021857B3 ES 88402223 T ES88402223 T ES 88402223T ES 88402223 T ES88402223 T ES 88402223T ES 2021857 B3 ES2021857 B3 ES 2021857B3
- Authority
- ES
- Spain
- Prior art keywords
- treatment
- carbonic acid
- bleaching
- paper pulp
- carries
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Materials For Medical Uses (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8712451A FR2620144B1 (fr) | 1987-09-08 | 1987-09-08 | Procede de fabrication de pate a papier blanchie comportant un traitement a l'aide d'acide carbonique apres blanchiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2021857B3 true ES2021857B3 (es) | 1991-11-16 |
Family
ID=9354710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES88402223T Expired - Lifetime ES2021857B3 (es) | 1987-09-08 | 1988-09-05 | Proceso de fabricacion de pasta de papel blanqueada que conlleva un tratamiento con acido carbonico tras el blanqueo |
Country Status (18)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9206415D0 (en) * | 1992-03-24 | 1992-05-06 | Albright & Wilson | Stabilisation of bleach liquors |
| US5639347A (en) * | 1993-03-24 | 1997-06-17 | Ahlstrom Machinery Inc. | Method of controlling of metals in a bleach plant, using oxidation |
| US5509999A (en) * | 1993-03-24 | 1996-04-23 | Kamyr, Inc. | Treatment of bleach plant effluents |
| FI110533B (fi) * | 2000-05-04 | 2003-02-14 | Aga Ab | Menetelmä mikrobikasvun torjumiseksi |
| WO2011113119A1 (en) * | 2010-03-19 | 2011-09-22 | Fibria Celulose S/A | Process for the treatment of cellulose pulps, cellulose pulp thus obtained and use of biopolymer for treating cellulose pulps |
| CN104032611B (zh) * | 2014-06-23 | 2016-04-20 | 广西大学 | 一种纸浆漂白方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1993265A (en) * | 1933-02-28 | 1935-03-05 | Merrimac Chemical Co Inc | Manufacture of paper embodying alkaline earth metal carbonate fillers |
| FI52876C (fi) * | 1974-09-03 | 1978-10-17 | Ahlstroem Oy | Foerfarande foer tvaettning av en cellulosamassa fraon alkalikok |
-
1987
- 1987-09-08 FR FR8712451A patent/FR2620144B1/fr not_active Expired
-
1988
- 1988-09-05 ES ES88402223T patent/ES2021857B3/es not_active Expired - Lifetime
- 1988-09-05 AT AT88402223T patent/ATE62287T1/de active
- 1988-09-05 EP EP88402223A patent/EP0307295B1/fr not_active Expired - Lifetime
- 1988-09-05 DE DE8888402223T patent/DE3862265D1/de not_active Expired - Fee Related
- 1988-09-06 ZA ZA886622A patent/ZA886622B/xx unknown
- 1988-09-06 PT PT88435A patent/PT88435B/pt not_active IP Right Cessation
- 1988-09-06 NZ NZ226060A patent/NZ226060A/xx unknown
- 1988-09-06 JP JP63221502A patent/JPH01207492A/ja active Granted
- 1988-09-07 FI FI884123A patent/FI884123A7/fi not_active IP Right Cessation
- 1988-09-07 AU AU21960/88A patent/AU608054B2/en not_active Ceased
- 1988-09-07 MA MA21615A patent/MA21393A1/fr unknown
- 1988-09-07 NO NO88883968A patent/NO883968L/no unknown
- 1988-09-07 KR KR1019880011536A patent/KR890005346A/ko not_active Withdrawn
- 1988-09-08 OA OA59425A patent/OA08949A/xx unknown
- 1988-09-08 BR BR8804619A patent/BR8804619A/pt unknown
- 1988-09-08 CN CN88106618A patent/CN1013131B/zh not_active Expired
-
1991
- 1991-04-04 GR GR90401231T patent/GR3001730T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NZ226060A (en) | 1991-02-26 |
| FR2620144A1 (fr) | 1989-03-10 |
| ATE62287T1 (de) | 1991-04-15 |
| CN1013131B (zh) | 1991-07-10 |
| PT88435A (pt) | 1989-07-31 |
| MA21393A1 (fr) | 1989-07-01 |
| NO883968D0 (no) | 1988-09-07 |
| KR890005346A (ko) | 1989-05-13 |
| CN1033664A (zh) | 1989-07-05 |
| GR3001730T3 (en) | 1992-11-23 |
| JPH01207492A (ja) | 1989-08-21 |
| AU2196088A (en) | 1989-03-09 |
| NO883968L (no) | 1989-03-09 |
| FI884123L (fi) | 1989-03-09 |
| EP0307295B1 (fr) | 1991-04-03 |
| DE3862265D1 (de) | 1991-05-08 |
| FR2620144B1 (fr) | 1989-12-08 |
| EP0307295A1 (fr) | 1989-03-15 |
| OA08949A (fr) | 1990-11-30 |
| JPH0217678B2 (enrdf_load_stackoverflow) | 1990-04-23 |
| ZA886622B (en) | 1991-05-29 |
| AU608054B2 (en) | 1991-03-21 |
| FI884123A7 (fi) | 1989-03-09 |
| FI884123A0 (fi) | 1988-09-07 |
| PT88435B (pt) | 1992-10-30 |
| BR8804619A (pt) | 1989-04-18 |
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