PT82341B - Processo para a preparacao de polpas de celulose - Google Patents
Processo para a preparacao de polpas de celuloseInfo
- Publication number
- PT82341B PT82341B PT82341A PT8234186A PT82341B PT 82341 B PT82341 B PT 82341B PT 82341 A PT82341 A PT 82341A PT 8234186 A PT8234186 A PT 8234186A PT 82341 B PT82341 B PT 82341B
- Authority
- PT
- Portugal
- Prior art keywords
- preparation
- cellulose pulp
- pulp
- cellulose
- 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
- D21C3/26—Multistage 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/26—Multistage processes
- D21C3/266—Multistage processes the same pulping agent being used in all stages
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NZ211684A NZ211684A (en) | 1985-04-04 | 1985-04-04 | Manufacture of cellulose pulp: second digestion step follows initial digestion and refining steps |
Publications (2)
Publication Number | Publication Date |
---|---|
PT82341A PT82341A (en) | 1986-05-01 |
PT82341B true PT82341B (pt) | 1988-12-15 |
Family
ID=19921155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT82341A PT82341B (pt) | 1985-04-04 | 1986-04-04 | Processo para a preparacao de polpas de celulose |
Country Status (15)
Country | Link |
---|---|
EP (1) | EP0199481B1 (pt) |
JP (1) | JPS61282491A (pt) |
KR (1) | KR930003394B1 (pt) |
AR (1) | AR243623A1 (pt) |
AU (1) | AU585331B2 (pt) |
BR (1) | BR8601558A (pt) |
CA (1) | CA1273454A (pt) |
DE (1) | DE3667515D1 (pt) |
ES (1) | ES8705940A1 (pt) |
FI (1) | FI83238C (pt) |
MY (1) | MY102502A (pt) |
NO (1) | NO167159C (pt) |
NZ (1) | NZ211684A (pt) |
PT (1) | PT82341B (pt) |
ZA (1) | ZA862454B (pt) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USH1672H (en) * | 1988-03-28 | 1997-08-05 | Kimberly-Clark Corporation | Tissue products made from low-coarseness fibers |
FI126694B (fi) * | 2005-12-02 | 2017-04-13 | Metsä Board Oyj | Kemimekaaninen massa ja menetelmä sen valmistamiseksi |
CN102561094B (zh) * | 2012-01-06 | 2015-04-15 | 黑龙江浩源生物科技有限公司 | 利用玉米秸秆木糖渣制浆造纸的方法 |
CN103410036B (zh) * | 2013-08-15 | 2015-11-18 | 齐鲁工业大学 | 一种阔叶木高得率浆的生产方法 |
CN104928958A (zh) * | 2015-05-25 | 2015-09-23 | 张家港市欣发包装有限责任公司 | 一种利用秸秆制备瓦楞纸的方法 |
AT518800B1 (de) * | 2016-06-17 | 2019-09-15 | Andritz Ag Maschf | Verfahren zur herstellung von faserstoff |
CN112342814B (zh) * | 2020-11-19 | 2023-03-31 | 横县东糖糖业有限公司纸业分公司 | 以桉木树皮为原料生产高强度本色纸浆的方法 |
CN113481741B (zh) * | 2021-07-27 | 2023-05-09 | 中福海峡(平潭)发展股份有限公司 | 一种菌草化机浆及其制备方法和应用 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1145106A (en) * | 1980-07-11 | 1983-04-26 | Alan C. Shaw | Procedure for improving properties of mechanical wood pulps |
US4502918A (en) * | 1981-06-10 | 1985-03-05 | Macmillan Bloedel Limited | Two-stage chemical treatment of mechanical wood pulp with sodium sulfite |
AU570034B2 (en) * | 1983-04-20 | 1988-03-03 | Process Evaluation And Development Corp. | Continuous pulp digester |
-
1985
- 1985-04-04 NZ NZ211684A patent/NZ211684A/xx unknown
-
1986
- 1986-04-03 NO NO861307A patent/NO167159C/no not_active IP Right Cessation
- 1986-04-03 ZA ZA862454A patent/ZA862454B/xx unknown
- 1986-04-03 CA CA000505773A patent/CA1273454A/en not_active Expired - Lifetime
- 1986-04-04 EP EP86302491A patent/EP0199481B1/en not_active Expired
- 1986-04-04 AR AR86303572A patent/AR243623A1/es active
- 1986-04-04 PT PT82341A patent/PT82341B/pt not_active IP Right Cessation
- 1986-04-04 AU AU55650/86A patent/AU585331B2/en not_active Ceased
- 1986-04-04 ES ES554182A patent/ES8705940A1/es not_active Expired
- 1986-04-04 JP JP61079058A patent/JPS61282491A/ja active Pending
- 1986-04-04 DE DE8686302491T patent/DE3667515D1/de not_active Expired - Lifetime
- 1986-04-04 FI FI861453A patent/FI83238C/fi not_active IP Right Cessation
- 1986-04-04 BR BR8601558A patent/BR8601558A/pt not_active IP Right Cessation
- 1986-04-04 KR KR1019860002568A patent/KR930003394B1/ko not_active IP Right Cessation
-
1987
- 1987-10-10 MY MYPI87002889A patent/MY102502A/en unknown
Also Published As
Publication number | Publication date |
---|---|
PT82341A (en) | 1986-05-01 |
AU585331B2 (en) | 1989-06-15 |
KR860008339A (ko) | 1986-11-14 |
CA1273454A (en) | 1990-09-04 |
JPS61282491A (ja) | 1986-12-12 |
NO167159C (no) | 1991-10-09 |
ES554182A0 (es) | 1987-06-01 |
KR930003394B1 (ko) | 1993-04-26 |
FI861453A (fi) | 1986-10-05 |
EP0199481B1 (en) | 1989-12-13 |
AU5565086A (en) | 1986-10-16 |
NZ211684A (en) | 1989-07-27 |
EP0199481A1 (en) | 1986-10-29 |
AR243623A1 (es) | 1993-08-31 |
FI861453A0 (fi) | 1986-04-04 |
BR8601558A (pt) | 1986-12-09 |
NO167159B (no) | 1991-07-01 |
DE3667515D1 (de) | 1990-01-18 |
MY102502A (en) | 1992-06-30 |
ES8705940A1 (es) | 1987-06-01 |
FI83238B (fi) | 1991-02-28 |
ZA862454B (en) | 1986-11-26 |
FI83238C (fi) | 1991-06-10 |
NO861307L (no) | 1986-10-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 20031130 |