ZA734384B - A method of producing cellulose pulp by means of oxygen gas delignification - Google Patents

A method of producing cellulose pulp by means of oxygen gas delignification

Info

Publication number
ZA734384B
ZA734384B ZA734384A ZA734384A ZA734384B ZA 734384 B ZA734384 B ZA 734384B ZA 734384 A ZA734384 A ZA 734384A ZA 734384 A ZA734384 A ZA 734384A ZA 734384 B ZA734384 B ZA 734384B
Authority
ZA
South Africa
Prior art keywords
oxygen gas
cellulose pulp
producing cellulose
gas delignification
delignification
Prior art date
Application number
ZA734384A
Other languages
English (en)
Inventor
H Samuelson
S Hagglune
L Smedman
Original Assignee
Mo Och Domsjoe Ab
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 Mo Och Domsjoe Ab filed Critical Mo Och Domsjoe Ab
Publication of ZA734384B publication Critical patent/ZA734384B/xx

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
    • D21C3/263—Multistage processes at least one stage being in presence of oxygen
ZA734384A 1972-07-05 1973-06-27 A method of producing cellulose pulp by means of oxygen gas delignification ZA734384B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7208879A SE373896B (de) 1972-07-05 1972-07-05

Publications (1)

Publication Number Publication Date
ZA734384B true ZA734384B (en) 1974-06-26

Family

ID=20275256

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA734384A ZA734384B (en) 1972-07-05 1973-06-27 A method of producing cellulose pulp by means of oxygen gas delignification

Country Status (11)

Country Link
AT (1) AT328286B (de)
BR (1) BR7304978D0 (de)
CA (1) CA1018707A (de)
CH (1) CH583333A5 (de)
FI (1) FI55061C (de)
FR (1) FR2190974B1 (de)
GB (1) GB1434232A (de)
IT (1) IT996577B (de)
NO (1) NO140535C (de)
SE (1) SE373896B (de)
ZA (1) ZA734384B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2282500A1 (fr) * 1974-08-20 1976-03-19 Grp Europ De Cellulose Procede de fabrication de pate a papier
IT1209352B (it) * 1980-09-22 1989-07-16 Nardi Franco Processo per la produzione di cellulose chimiche e/o paste per carte, nonche'impianto e relativi componenti per l'attuazione del processo indicato
ATE57400T1 (de) * 1985-08-05 1990-10-15 Interox Sa Verfahren zur delignifizierung von zellulosematerialien.
IN167959B (de) * 1985-08-05 1991-01-12 Interox
ATE277222T1 (de) * 1999-02-15 2004-10-15 Kiram Ab Verfahren zum sauerstoff-aufschluss von liganocellulosischen materialien und rückgewinnung von aufschlusschemikalien
WO2001059204A1 (en) * 2000-02-14 2001-08-16 Kiram Ab Process for oxygen pulping of lignocellulosic material and recovery of pulping chemicals
US8328983B2 (en) 2005-05-24 2012-12-11 International Paper Company Modified kraft fibers
US7520958B2 (en) 2005-05-24 2009-04-21 International Paper Company Modified kraft fibers
US8440052B2 (en) * 2006-01-25 2013-05-14 Nalco Company Method and arrangement for feeding chemicals into a pulp process stream
US7771565B2 (en) 2006-02-21 2010-08-10 Packaging Corporation Of America Method of pre-treating woodchips prior to mechanical pulping
US8715969B2 (en) 2008-11-20 2014-05-06 E I Du Pont De Nemours And Company Delignification of biomass with sequential base treatment
CN108166089B (zh) * 2017-12-28 2020-07-07 潍坊友容实业有限公司 一种利用盐碱地种植的紫穗槐制备再生纤维素的方法
CN108360277B (zh) * 2017-12-28 2019-12-31 潍坊友容实业有限公司 一种利用盐碱地种植的紫穗槐提取纤维素的工艺方法
CN112852900A (zh) * 2019-11-27 2021-05-28 中国石油天然气股份有限公司 木质纤维素原料的预处理方法及酶解方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE335053B (de) * 1969-05-13 1971-05-10 Mo Och Domsjoe Ab
CA895756A (en) * 1970-04-03 1972-03-21 Macmillan Bloedel Limited Two-stage soda-oxygen pulping
SE343092B (de) * 1970-06-22 1972-02-28 Mo Och Domsjoe Ab

Also Published As

Publication number Publication date
FR2190974B1 (de) 1975-08-22
AT328286B (de) 1976-03-10
CH583333A5 (de) 1976-12-31
GB1434232A (en) 1976-05-05
NO140535B (no) 1979-06-11
BR7304978D0 (pt) 1974-09-05
ATA591173A (de) 1975-05-15
SE373896B (de) 1975-02-17
IT996577B (it) 1975-12-10
FI55061C (fi) 1979-05-10
DE2333742A1 (de) 1974-01-24
NO140535C (no) 1979-09-19
FI55061B (fi) 1979-01-31
DE2333742B2 (de) 1975-11-27
CA1018707A (en) 1977-10-11
FR2190974A1 (de) 1974-02-01

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