JPS5227803A - Process for pulping pulpwood - Google Patents

Process for pulping pulpwood

Info

Publication number
JPS5227803A
JPS5227803A JP10272376A JP10272376A JPS5227803A JP S5227803 A JPS5227803 A JP S5227803A JP 10272376 A JP10272376 A JP 10272376A JP 10272376 A JP10272376 A JP 10272376A JP S5227803 A JPS5227803 A JP S5227803A
Authority
JP
Japan
Prior art keywords
pulpwood
pulping
pulping pulpwood
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.)
Pending
Application number
JP10272376A
Other languages
Japanese (ja)
Inventor
Aanorudo Hamondo Jiyatsuku
Maikeru Kaataa Eriasu
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.)
Westvaco Corp
Original Assignee
Westvaco Corp
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 Westvaco Corp filed Critical Westvaco Corp
Publication of JPS5227803A publication Critical patent/JPS5227803A/en
Pending 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
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0014—Combination of various pulping processes with one or several recovery systems (cross-recovery)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
JP10272376A 1972-05-01 1976-08-30 Process for pulping pulpwood Pending JPS5227803A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24886872A 1972-05-01 1972-05-01

Publications (1)

Publication Number Publication Date
JPS5227803A true JPS5227803A (en) 1977-03-02

Family

ID=22941023

Family Applications (2)

Application Number Title Priority Date Filing Date
JP4899673A Pending JPS4954601A (en) 1972-05-01 1973-05-01
JP10272376A Pending JPS5227803A (en) 1972-05-01 1976-08-30 Process for pulping pulpwood

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP4899673A Pending JPS4954601A (en) 1972-05-01 1973-05-01

Country Status (10)

Country Link
JP (2) JPS4954601A (en)
AU (1) AU456456B2 (en)
CA (1) CA990013A (en)
DE (1) DE2322375C3 (en)
FI (1) FI55530C (en)
FR (1) FR2183100B1 (en)
GB (1) GB1432245A (en)
IT (1) IT1023018B (en)
NO (1) NO142266C (en)
SE (1) SE406780B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009041175A (en) * 2007-08-07 2009-02-26 Andritz Inc Method and system for semi-chemical pulping

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1432245A (en) * 1972-05-01 1976-04-14 Westvaco Corp Method of pulping wood
FR2184608B1 (en) * 1972-05-15 1975-04-04 Owens Illinois Inc
RU2091529C1 (en) * 1995-11-21 1997-09-27 Грудинин Владимир Павлович Method of preparation of cooking liquid for production of fibrous intermediate product

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4954601A (en) * 1972-05-01 1974-05-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4954601A (en) * 1972-05-01 1974-05-28

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009041175A (en) * 2007-08-07 2009-02-26 Andritz Inc Method and system for semi-chemical pulping

Also Published As

Publication number Publication date
SE406780B (en) 1979-02-26
CA990013A (en) 1976-06-01
JPS4954601A (en) 1974-05-28
IT1023018B (en) 1978-05-10
AU5498573A (en) 1974-10-31
FR2183100B1 (en) 1975-04-04
DE2322375B2 (en) 1978-04-20
NO142266B (en) 1980-04-14
FI55530C (en) 1979-08-10
DE2322375C3 (en) 1978-12-07
FI55530B (en) 1979-04-30
NO142266C (en) 1980-07-23
FR2183100A1 (en) 1973-12-14
DE2322375A1 (en) 1973-11-15
AU456456B2 (en) 1974-12-19
GB1432245A (en) 1976-04-14

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