FR2183100B1 - - Google Patents

Info

Publication number
FR2183100B1
FR2183100B1 FR7315536A FR7315536A FR2183100B1 FR 2183100 B1 FR2183100 B1 FR 2183100B1 FR 7315536 A FR7315536 A FR 7315536A FR 7315536 A FR7315536 A FR 7315536A FR 2183100 B1 FR2183100 B1 FR 2183100B1
Authority
FR
France
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
FR7315536A
Other versions
FR2183100A1 (fr
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 FR2183100A1 publication Critical patent/FR2183100A1/fr
Application granted granted Critical
Publication of FR2183100B1 publication Critical patent/FR2183100B1/fr
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
    • D21C3/02—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)
FR7315536A 1972-05-01 1973-04-27 Expired FR2183100B1 (fr)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2183100A1 FR2183100A1 (fr) 1973-12-14
FR2183100B1 true FR2183100B1 (fr) 1975-04-04

Family

ID=22941023

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7315536A Expired FR2183100B1 (fr) 1972-05-01 1973-04-27

Country Status (10)

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

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 (fr) * 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
SE406780B (sv) 1979-02-26
CA990013A (en) 1976-06-01
JPS4954601A (fr) 1974-05-28
JPS5227803A (en) 1977-03-02
IT1023018B (it) 1978-05-10
AU5498573A (en) 1974-10-31
DE2322375B2 (de) 1978-04-20
NO142266B (no) 1980-04-14
FI55530C (fi) 1979-08-10
DE2322375C3 (de) 1978-12-07
FI55530B (fi) 1979-04-30
NO142266C (no) 1980-07-23
FR2183100A1 (fr) 1973-12-14
DE2322375A1 (de) 1973-11-15
AU456456B2 (en) 1974-12-19
GB1432245A (en) 1976-04-14

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Legal Events

Date Code Title Description
ST Notification of lapse