CA1042160A - Alkali/oxygen gas digestion of wood - Google Patents

Alkali/oxygen gas digestion of wood

Info

Publication number
CA1042160A
CA1042160A CA208,553A CA208553A CA1042160A CA 1042160 A CA1042160 A CA 1042160A CA 208553 A CA208553 A CA 208553A CA 1042160 A CA1042160 A CA 1042160A
Authority
CA
Canada
Prior art keywords
digestion
wood
process according
fibers
oxygen
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
Application number
CA208,553A
Other languages
English (en)
French (fr)
Other versions
CA208553S (en
Inventor
Hans O. Samuelson
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.)
Mo och Domsjo AB
Original Assignee
Mo och Domsjo 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 Domsjo AB filed Critical Mo och Domsjo AB
Application granted granted Critical
Publication of CA1042160A publication Critical patent/CA1042160A/en
Expired 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
    • 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
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D21C3/026—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of O2, e.g. air

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
CA208,553A 1973-09-10 1974-09-05 Alkali/oxygen gas digestion of wood Expired CA1042160A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7312302A SE392926B (sv) 1973-09-10 1973-09-10 Forfarande for alkalisk uppslutning av ved

Publications (1)

Publication Number Publication Date
CA1042160A true CA1042160A (en) 1978-11-14

Family

ID=20318482

Family Applications (1)

Application Number Title Priority Date Filing Date
CA208,553A Expired CA1042160A (en) 1973-09-10 1974-09-05 Alkali/oxygen gas digestion of wood

Country Status (12)

Country Link
JP (1) JPS5149001B2 (de)
AT (1) AT339723B (de)
BR (1) BR7407491D0 (de)
CA (1) CA1042160A (de)
CH (1) CH589172A5 (de)
FI (1) FI56036C (de)
FR (1) FR2243296B1 (de)
GB (1) GB1455399A (de)
IT (1) IT1020750B (de)
NO (1) NO140991C (de)
SE (1) SE392926B (de)
ZA (1) ZA745653B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52121502A (en) * 1976-04-07 1977-10-13 V Nauchinoopuroizubuodosutobue Process for producing halfffinished products from ground vegetable material
JPS55153664U (de) * 1979-04-20 1980-11-06

Also Published As

Publication number Publication date
NO140991B (no) 1979-09-10
SE7312302L (de) 1975-03-11
BR7407491D0 (pt) 1975-09-09
FI56036B (fi) 1979-07-31
NO743209L (de) 1975-04-07
JPS5149001B2 (de) 1976-12-24
DE2441440B2 (de) 1976-08-19
ATA723874A (de) 1977-02-15
DE2441440A1 (de) 1975-03-27
IT1020750B (it) 1977-12-30
AT339723B (de) 1977-11-10
FI263974A (de) 1975-03-11
FI56036C (fi) 1979-11-12
NO140991C (no) 1979-12-19
ZA745653B (en) 1975-11-26
JPS5053602A (de) 1975-05-12
SE392926B (sv) 1977-04-25
FR2243296A1 (de) 1975-04-04
FR2243296B1 (de) 1976-12-31
CH589172A5 (de) 1977-06-30
GB1455399A (en) 1976-11-10

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