BR8601558A - Processo para producao de polpa celulosica e sua respectiva polpa - Google Patents

Processo para producao de polpa celulosica e sua respectiva polpa

Info

Publication number
BR8601558A
BR8601558A BR8601558A BR8601558A BR8601558A BR 8601558 A BR8601558 A BR 8601558A BR 8601558 A BR8601558 A BR 8601558A BR 8601558 A BR8601558 A BR 8601558A BR 8601558 A BR8601558 A BR 8601558A
Authority
BR
Brazil
Prior art keywords
pulp
production process
cellulosic
pulp production
cellulosic pulp
Prior art date
Application number
BR8601558A
Other languages
English (en)
Inventor
David Henry Nunweek
P Rahkila
Original Assignee
Caxton Paper Mills Ltd
Yhtyneet Paperitehtaat Oy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Caxton Paper Mills Ltd, Yhtyneet Paperitehtaat Oy filed Critical Caxton Paper Mills Ltd
Publication of BR8601558A publication Critical patent/BR8601558A/pt

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
BR8601558A 1985-04-04 1986-04-04 Processo para producao de polpa celulosica e sua respectiva polpa BR8601558A (pt)

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 (1)

Publication Number Publication Date
BR8601558A true BR8601558A (pt) 1986-12-09

Family

ID=19921155

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8601558A BR8601558A (pt) 1985-04-04 1986-04-04 Processo para producao de polpa celulosica e sua respectiva polpa

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
FI83238B (fi) 1991-02-28
AU5565086A (en) 1986-10-16
ZA862454B (en) 1986-11-26
NO861307L (no) 1986-10-06
EP0199481B1 (en) 1989-12-13
MY102502A (en) 1992-06-30
EP0199481A1 (en) 1986-10-29
AU585331B2 (en) 1989-06-15
FI83238C (fi) 1991-06-10
KR860008339A (ko) 1986-11-14
KR930003394B1 (ko) 1993-04-26
ES554182A0 (es) 1987-06-01
FI861453A (fi) 1986-10-05
AR243623A1 (es) 1993-08-31
JPS61282491A (ja) 1986-12-12
ES8705940A1 (es) 1987-06-01
CA1273454A (en) 1990-09-04
NZ211684A (en) 1989-07-27
DE3667515D1 (de) 1990-01-18
PT82341B (pt) 1988-12-15
PT82341A (en) 1986-05-01
FI861453A0 (fi) 1986-04-04
NO167159B (no) 1991-07-01
NO167159C (no) 1991-10-09

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 02/05/2010