NO159107C - Fremgangsmaate for fremstilling av praktisk talt harpiksfri mekanisk cellulosemasse. - Google Patents

Fremgangsmaate for fremstilling av praktisk talt harpiksfri mekanisk cellulosemasse.

Info

Publication number
NO159107C
NO159107C NO811225A NO811225A NO159107C NO 159107 C NO159107 C NO 159107C NO 811225 A NO811225 A NO 811225A NO 811225 A NO811225 A NO 811225A NO 159107 C NO159107 C NO 159107C
Authority
NO
Norway
Prior art keywords
cellulosemass
procedure
mechanical
preparation
speech response
Prior art date
Application number
NO811225A
Other languages
English (en)
Other versions
NO811225L (no
NO159107B (no
Inventor
Per-Erik Andersson
Goeran Erik Annergren
Tjell-Aake Haegglund
Hans Erik Hoeglund
Original Assignee
Sca Development 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 Sca Development Ab filed Critical Sca Development Ab
Publication of NO811225L publication Critical patent/NO811225L/no
Publication of NO159107B publication Critical patent/NO159107B/no
Publication of NO159107C publication Critical patent/NO159107C/no

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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
NO811225A 1980-04-10 1981-04-09 Fremgangsmaate for fremstilling av praktisk talt harpiksfri mekanisk cellulosemasse. NO159107C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8002728A SE445051B (sv) 1980-04-10 1980-04-10 Sett vid tillverkning av mekanisk, i huvudsak hartsfri cellulosamassa

Publications (3)

Publication Number Publication Date
NO811225L NO811225L (no) 1981-10-12
NO159107B NO159107B (no) 1988-08-22
NO159107C true NO159107C (no) 1988-11-30

Family

ID=20340719

Family Applications (1)

Application Number Title Priority Date Filing Date
NO811225A NO159107C (no) 1980-04-10 1981-04-09 Fremgangsmaate for fremstilling av praktisk talt harpiksfri mekanisk cellulosemasse.

Country Status (10)

Country Link
JP (1) JPS56159384A (no)
AU (2) AU6901281A (no)
CA (1) CA1174013A (no)
DE (1) DE3114427A1 (no)
FI (1) FI73016C (no)
FR (1) FR2480321A1 (no)
IT (1) IT1209859B (no)
NL (1) NL187865C (no)
NO (1) NO159107C (no)
SE (1) SE445051B (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2567930B1 (fr) * 1984-07-17 1986-08-29 Centre Tech Ind Papier Procede et installation pour le recyclage de vieux papiers imprimes
SE8501246L (sv) * 1985-03-13 1986-09-14 Eka Ab Sett att tillverka blekt, kemimekanisk och halvkemisk fibermassa med anvendning av enstegsimpregnering
CA1294396C (en) * 1986-05-30 1992-01-21 Richard Berry Process for decreasing the charge of chemical required in a bleaching extraction stage
FI115978B (fi) * 2000-11-16 2005-08-31 Ciba Sc Holding Ag Menetelmä ei-kuitupitoisten ainesten ottamiseksi talteen puumateriaalista
CN105019286B (zh) * 2015-07-29 2017-01-25 华南理工大学 棉短绒高浓过氧化氢漂白制备精制棉的装置及方法
CN105064110B (zh) * 2015-07-29 2017-04-12 华南理工大学 一种棉短绒制浆装置及其制浆方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE420329C (sv) * 1978-02-16 1984-10-15 Mo Och Domsjoe Ab Forfarande for framstellning av slipmassa vid overtryck
AU539108B2 (en) * 1979-04-17 1984-09-13 Interox Societe Anonyme Delignification of unbleached chemical pulp
SE443383C (sv) * 1981-01-14 1987-11-16 Mo Och Domsjoe Ab Forfarande for tvettning av cellulosamassa
FR2522030A1 (fr) * 1982-02-19 1983-08-26 Scherb Metenett Papeteries Procede de blanchiment selectif de pate a papier et papier obtenu par mise en oeuvre de ce procede

Also Published As

Publication number Publication date
FI73016B (fi) 1987-04-30
CA1174013A (en) 1984-09-11
SE8002728L (sv) 1981-10-11
JPS56159384A (en) 1981-12-08
SE445051B (sv) 1986-05-26
FI73016C (fi) 1987-08-10
AU568112B2 (en) 1987-12-17
DE3114427A1 (de) 1982-01-14
DE3114427C2 (no) 1987-12-17
NL187865B (nl) 1991-09-02
NL8101748A (nl) 1981-11-02
NO811225L (no) 1981-10-12
AU6901281A (en) 1981-10-29
FI811096L (fi) 1981-10-11
NO159107B (no) 1988-08-22
JPH0219236B2 (no) 1990-05-01
NL187865C (nl) 1992-02-03
FR2480321B1 (no) 1984-09-14
IT8148224A0 (it) 1981-04-07
FR2480321A1 (fr) 1981-10-16
IT1209859B (it) 1989-08-30
AU2316984A (en) 1984-05-10

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