SE7808202L - PROCEDURE FOR THE PREPARATION OF CHEMICAL PULP - Google Patents

PROCEDURE FOR THE PREPARATION OF CHEMICAL PULP

Info

Publication number
SE7808202L
SE7808202L SE7808202A SE7808202A SE7808202L SE 7808202 L SE7808202 L SE 7808202L SE 7808202 A SE7808202 A SE 7808202A SE 7808202 A SE7808202 A SE 7808202A SE 7808202 L SE7808202 L SE 7808202L
Authority
SE
Sweden
Prior art keywords
procedure
preparation
chemical pulp
pulp
chemical
Prior art date
Application number
SE7808202A
Other languages
Swedish (sv)
Other versions
SE439172B (en
Inventor
D Lachenal
Choudens C De
P Monzie
Original Assignee
Ugine Kuhlmann
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
Priority claimed from FR7724131A external-priority patent/FR2398839A1/en
Priority claimed from FR7820715A external-priority patent/FR2430475A2/en
Application filed by Ugine Kuhlmann filed Critical Ugine Kuhlmann
Publication of SE7808202L publication Critical patent/SE7808202L/en
Publication of SE439172B publication Critical patent/SE439172B/en

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
SE7808202A 1977-07-29 1978-07-27 PROCEDURE FOR THE PREPARATION OF CHEMICAL PAPER SE439172B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7724131A FR2398839A1 (en) 1977-07-29 1977-07-29 Kraft type paper pulp prepn. without sulphur pollutants - by treating shavings with sodium hydroxide followed by stabilised peroxide
FR7820715A FR2430475A2 (en) 1978-07-05 1978-07-05 Paper pulp mfr. by digestion with caustic soda and peroxide - avoiding pollution and giving results comparable with Kraft process

Publications (2)

Publication Number Publication Date
SE7808202L true SE7808202L (en) 1979-01-30
SE439172B SE439172B (en) 1985-06-03

Family

ID=26220161

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7808202A SE439172B (en) 1977-07-29 1978-07-27 PROCEDURE FOR THE PREPARATION OF CHEMICAL PAPER

Country Status (10)

Country Link
AT (1) AT371860B (en)
BE (1) BE869153A (en)
CA (1) CA1128260A (en)
CH (1) CH634362A5 (en)
DE (1) DE2833115C3 (en)
ES (1) ES472184A1 (en)
FI (1) FI70440C (en)
IT (1) IT1160561B (en)
NO (1) NO151975C (en)
SE (1) SE439172B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2493365A1 (en) * 1980-11-06 1982-05-07 Tech Ind Papiers Carton Centre PROCESS FOR THE MANUFACTURE OF CHEMICAL PAPER PULP AND PASTE THUS OBTAINED
IT202000019033A1 (en) * 2020-08-03 2022-02-03 Davide Bertinazzo METHOD FOR OBTAINING A PRECURSOR OF A WOOD-INORGA HYBRID MATERIAL AND METHOD FOR OBTAINING A WOOD-INORGA HYBRID MATERIAL

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA895756A (en) * 1970-04-03 1972-03-21 Macmillan Bloedel Limited Two-stage soda-oxygen pulping
DE2327900C3 (en) * 1973-06-01 1985-02-07 Degussa Ag, 6000 Frankfurt Bleaching of cellulose with considerably reduced use of chlorine
CA1073161A (en) * 1975-09-05 1980-03-11 Canadian Industries Limited Delignification process

Also Published As

Publication number Publication date
IT1160561B (en) 1987-03-11
FI70440B (en) 1986-03-27
NO151975C (en) 1985-07-10
DE2833115C3 (en) 1986-04-17
NO151975B (en) 1985-04-01
BE869153A (en) 1979-01-22
NO782573L (en) 1979-01-30
AT371860B (en) 1983-08-10
CA1128260A (en) 1982-07-27
ES472184A1 (en) 1979-02-16
IT7868812A0 (en) 1978-07-28
FI782342A (en) 1979-01-30
CH634362A5 (en) 1983-01-31
SE439172B (en) 1985-06-03
DE2833115B2 (en) 1980-07-03
ATA546578A (en) 1982-12-15
FI70440C (en) 1986-09-19
DE2833115A1 (en) 1979-02-08

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