FR2203908A1 - Paper pulp disintegrating - expanding at high pressure which is lower than that of preheating to expel moisture - Google Patents

Paper pulp disintegrating - expanding at high pressure which is lower than that of preheating to expel moisture

Info

Publication number
FR2203908A1
FR2203908A1 FR7337183A FR7337183A FR2203908A1 FR 2203908 A1 FR2203908 A1 FR 2203908A1 FR 7337183 A FR7337183 A FR 7337183A FR 7337183 A FR7337183 A FR 7337183A FR 2203908 A1 FR2203908 A1 FR 2203908A1
Authority
FR
France
Prior art keywords
preheating
paper pulp
expanding
high pressure
expel moisture
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.)
Granted
Application number
FR7337183A
Other languages
English (en)
French (fr)
Other versions
FR2203908B1 (de
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.)
SCA Projekt AB
Original Assignee
SCA Projekt 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
Priority claimed from SE1365372A external-priority patent/SE368595C/sv
Priority claimed from SE7304665A external-priority patent/SE7304665L/xx
Application filed by SCA Projekt AB filed Critical SCA Projekt AB
Publication of FR2203908A1 publication Critical patent/FR2203908A1/fr
Application granted granted Critical
Publication of FR2203908B1 publication Critical patent/FR2203908B1/fr
Granted legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining
    • D21D1/30—Disc mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Lubricants (AREA)
  • Glass Compositions (AREA)
FR7337183A 1972-10-23 1973-10-18 Paper pulp disintegrating - expanding at high pressure which is lower than that of preheating to expel moisture Granted FR2203908A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1365372A SE368595C (sv) 1972-10-23 1972-10-23 Sätt för framställning av mekanisk raffinörmassa
SE7304665A SE7304665L (de) 1973-04-03

Publications (2)

Publication Number Publication Date
FR2203908A1 true FR2203908A1 (en) 1974-05-17
FR2203908B1 FR2203908B1 (de) 1976-04-30

Family

ID=26655948

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7337183A Granted FR2203908A1 (en) 1972-10-23 1973-10-18 Paper pulp disintegrating - expanding at high pressure which is lower than that of preheating to expel moisture

Country Status (8)

Country Link
JP (2) JPS5214321B2 (de)
AT (1) AT330562B (de)
BR (1) BR7308173D0 (de)
CA (1) CA1003675A (de)
DE (2) DE2365932C3 (de)
FI (1) FI52600C (de)
FR (1) FR2203908A1 (de)
NO (1) NO141567C (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2416298A1 (fr) * 1978-02-06 1979-08-31 Bauer Bros Co Dispositif d'alimentation et d'evacuation d'air pour appareil de raffinage
FR2474551A1 (fr) * 1980-02-27 1981-07-31 Sunds Defibrator Procede et dispositif pour separer la vapeur de materiaux contenant de la ligno-cellulose

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI51216C (fi) * 1975-04-04 1976-11-10 Yhtyneet Paperitehtaat Oy Menetelmä ja laite kuumahierteen valmistamiseksi.
SE397851B (sv) * 1976-04-02 1977-11-21 Sca Development Ab Sett att fran vedmaterial framstella en kemiskt modifierad termomekanisk raffinormassa
SE413522B (sv) * 1977-01-03 1980-06-02 Reinhall Rolf Bertil Anordning vid framstellning av fibermassa av lignocellulosahaltigt material
JPS56143279U (de) * 1980-03-27 1981-10-29
JPS57116774U (de) * 1980-12-29 1982-07-20
JPH0339490Y2 (de) * 1986-10-16 1991-08-20

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1370244A (fr) * 1963-08-08 1964-08-21 Pile raffineuse
GB1057232A (en) * 1963-04-03 1967-02-01 Defibrator Ab Improvements in and relating to production of mechanical and chemo-mechanical pulp from iigno-cellulose-containing material
FR2069521A5 (de) * 1970-03-30 1971-09-03 Bauer Bros Co

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE958057C (de) * 1954-10-03 1957-02-14 Condux Werk Verfahren und Einrichtung zur Herstellung von Holzmehl
FR1594993A (de) * 1968-01-11 1970-06-08
SE341322B (de) * 1968-04-02 1971-12-20 Defibrator Ab

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1057232A (en) * 1963-04-03 1967-02-01 Defibrator Ab Improvements in and relating to production of mechanical and chemo-mechanical pulp from iigno-cellulose-containing material
FR1370244A (fr) * 1963-08-08 1964-08-21 Pile raffineuse
FR2069521A5 (de) * 1970-03-30 1971-09-03 Bauer Bros Co

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2416298A1 (fr) * 1978-02-06 1979-08-31 Bauer Bros Co Dispositif d'alimentation et d'evacuation d'air pour appareil de raffinage
FR2474551A1 (fr) * 1980-02-27 1981-07-31 Sunds Defibrator Procede et dispositif pour separer la vapeur de materiaux contenant de la ligno-cellulose

Also Published As

Publication number Publication date
DE2365932A1 (de) 1976-12-09
JPS5249301A (en) 1977-04-20
DE2353143A1 (de) 1974-05-02
ATA855373A (de) 1975-09-15
DE2365932C3 (de) 1981-03-26
FR2203908B1 (de) 1976-04-30
FI52600C (fi) 1977-10-10
BR7308173D0 (pt) 1974-07-18
DE2365932B2 (de) 1980-08-21
NO141567B (no) 1979-12-27
NO141567C (no) 1980-04-09
JPS5551078B2 (de) 1980-12-22
FI52600B (de) 1977-06-30
AU6137073A (en) 1975-04-17
CA1003675A (en) 1977-01-18
JPS5214321B2 (de) 1977-04-21
JPS4972401A (de) 1974-07-12
AT330562B (de) 1976-07-12

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Legal Events

Date Code Title Description
ST Notification of lapse