IT1023018B - Processo per fabbricare pasta di legno - Google Patents

Processo per fabbricare pasta di legno

Info

Publication number
IT1023018B
IT1023018B IT4991073A IT4991073A IT1023018B IT 1023018 B IT1023018 B IT 1023018B IT 4991073 A IT4991073 A IT 4991073A IT 4991073 A IT4991073 A IT 4991073A IT 1023018 B IT1023018 B IT 1023018B
Authority
IT
Italy
Prior art keywords
manufacturing wood
wood paste
paste
manufacturing
wood
Prior art date
Application number
IT4991073A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT1023018B publication Critical patent/IT1023018B/it

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)
IT4991073A 1972-05-01 1973-05-11 Processo per fabbricare pasta di legno IT1023018B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT1023018B true IT1023018B (it) 1978-05-10

Family

ID=22941023

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4991073A IT1023018B (it) 1972-05-01 1973-05-11 Processo per fabbricare pasta di legno

Country Status (10)

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

Families Citing this family (4)

* 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 (de) * 1972-05-15 1975-04-04 Owens Illinois Inc
RU2091529C1 (ru) * 1995-11-21 1997-09-27 Грудинин Владимир Павлович Способ приготовления варочного раствора для получения волокнистого полуфабриката
US20090038767A1 (en) * 2007-08-07 2009-02-12 Andritz Inc. Method and System for Semi-Chemical Pulping

Family Cites Families (1)

* 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

Also Published As

Publication number Publication date
NO142266C (no) 1980-07-23
AU5498573A (en) 1974-10-31
GB1432245A (en) 1976-04-14
DE2322375C3 (de) 1978-12-07
JPS4954601A (de) 1974-05-28
FI55530B (fi) 1979-04-30
AU456456B2 (en) 1974-12-19
FI55530C (fi) 1979-08-10
NO142266B (no) 1980-04-14
SE406780B (sv) 1979-02-26
DE2322375A1 (de) 1973-11-15
FR2183100B1 (de) 1975-04-04
FR2183100A1 (de) 1973-12-14
JPS5227803A (en) 1977-03-02
CA990013A (en) 1976-06-01
DE2322375B2 (de) 1978-04-20

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