DE3667515D1 - Verfahren zur herstellung von zellstoffpulpen. - Google Patents

Verfahren zur herstellung von zellstoffpulpen.

Info

Publication number
DE3667515D1
DE3667515D1 DE8686302491T DE3667515T DE3667515D1 DE 3667515 D1 DE3667515 D1 DE 3667515D1 DE 8686302491 T DE8686302491 T DE 8686302491T DE 3667515 T DE3667515 T DE 3667515T DE 3667515 D1 DE3667515 D1 DE 3667515D1
Authority
DE
Germany
Prior art keywords
producing pulp
pulps
pulp pulps
producing
pulp
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
Application number
DE8686302491T
Other languages
English (en)
Inventor
David Henry Nunweek
Pekka Pellervo Rahkila
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yhtyneet Paperitehtaat Oy
CAXTON PAPER MILLS Ltd
Original Assignee
Yhtyneet Paperitehtaat Oy
CAXTON PAPER MILLS Ltd
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 Yhtyneet Paperitehtaat Oy, CAXTON PAPER MILLS Ltd filed Critical Yhtyneet Paperitehtaat Oy
Application granted granted Critical
Publication of DE3667515D1 publication Critical patent/DE3667515D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
DE8686302491T 1985-04-04 1986-04-04 Verfahren zur herstellung von zellstoffpulpen. Expired - Lifetime DE3667515D1 (de)

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
DE3667515D1 true DE3667515D1 (de) 1990-01-18

Family

ID=19921155

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686302491T Expired - Lifetime DE3667515D1 (de) 1985-04-04 1986-04-04 Verfahren zur herstellung von zellstoffpulpen.

Country Status (15)

Country Link
EP (1) EP0199481B1 (de)
JP (1) JPS61282491A (de)
KR (1) KR930003394B1 (de)
AR (1) AR243623A1 (de)
AU (1) AU585331B2 (de)
BR (1) BR8601558A (de)
CA (1) CA1273454A (de)
DE (1) DE3667515D1 (de)
ES (1) ES8705940A1 (de)
FI (1) FI83238C (de)
MY (1) MY102502A (de)
NO (1) NO167159C (de)
NZ (1) NZ211684A (de)
PT (1) PT82341B (de)
ZA (1) ZA862454B (de)

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
ES8705940A1 (es) 1987-06-01
FI861453A (fi) 1986-10-05
FI83238C (fi) 1991-06-10
EP0199481A1 (de) 1986-10-29
JPS61282491A (ja) 1986-12-12
EP0199481B1 (de) 1989-12-13
NO167159C (no) 1991-10-09
FI861453A0 (fi) 1986-04-04
CA1273454A (en) 1990-09-04
NZ211684A (en) 1989-07-27
NO167159B (no) 1991-07-01
PT82341A (en) 1986-05-01
AR243623A1 (es) 1993-08-31
AU585331B2 (en) 1989-06-15
FI83238B (fi) 1991-02-28
ZA862454B (en) 1986-11-26
KR930003394B1 (ko) 1993-04-26
AU5565086A (en) 1986-10-16
KR860008339A (ko) 1986-11-14
NO861307L (no) 1986-10-06
MY102502A (en) 1992-06-30
BR8601558A (pt) 1986-12-09
ES554182A0 (es) 1987-06-01
PT82341B (pt) 1988-12-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee