CH493691A - Verfahren zum Herstellen von Lignozellulose enthaltenden Faserstoff - Google Patents

Verfahren zum Herstellen von Lignozellulose enthaltenden Faserstoff

Info

Publication number
CH493691A
CH493691A CH497869A CH497869A CH493691A CH 493691 A CH493691 A CH 493691A CH 497869 A CH497869 A CH 497869A CH 497869 A CH497869 A CH 497869A CH 493691 A CH493691 A CH 493691A
Authority
CH
Switzerland
Prior art keywords
production
pulp containing
containing lignocellulose
lignocellulose
pulp
Prior art date
Application number
CH497869A
Other languages
German (de)
English (en)
Inventor
Ingemar Bystedt Hjalmar Sten
Bertil Reinhall Rolf
Nicolaus Cederquist Karl
Original Assignee
Defibrator 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 Defibrator Ab filed Critical Defibrator Ab
Publication of CH493691A publication Critical patent/CH493691A/de

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
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
CH497869A 1968-04-02 1969-04-01 Verfahren zum Herstellen von Lignozellulose enthaltenden Faserstoff CH493691A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE437668A SE341322B (fr) 1968-04-02 1968-04-02

Publications (1)

Publication Number Publication Date
CH493691A true CH493691A (de) 1970-07-15

Family

ID=20264065

Family Applications (1)

Application Number Title Priority Date Filing Date
CH497869A CH493691A (de) 1968-04-02 1969-04-01 Verfahren zum Herstellen von Lignozellulose enthaltenden Faserstoff

Country Status (15)

Country Link
AT (1) AT302009B (fr)
BE (1) BE730803A (fr)
CH (1) CH493691A (fr)
CS (1) CS188102B2 (fr)
DE (1) DE1912940C3 (fr)
FI (1) FI51718C (fr)
FR (1) FR2005384A1 (fr)
GB (1) GB1266898A (fr)
NL (1) NL6905189A (fr)
NO (1) NO137831C (fr)
PL (1) PL79407B1 (fr)
RO (1) RO55287A (fr)
SE (1) SE341322B (fr)
SU (1) SU382303A3 (fr)
YU (1) YU33121B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393881A1 (fr) * 1977-06-08 1979-01-05 Beloit Corp Raffinage a haute temperature et a faible consistance de pulpe thermomecanique

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT330562B (de) * 1972-10-23 1976-07-12 Sca Project Ab Verfahren zur herstellung von mechanisch verfeinertem faserstoff hoher dichte
SE387977B (sv) * 1975-01-27 1976-09-20 Elektrokemiska Ab Sett att framstella blekt, mekanisk massa med hog styrka och ljushet
SE420329C (sv) * 1978-02-16 1984-07-10 Mo Och Domsjoe Ab Forfarande for framstellning av slipmassa vid overtryck
SE420427C (sv) * 1978-02-16 1984-07-10 Mo Och Domsjoe Ab Forfarande for framstellning av slipmassa vid overtryck
SE8002027L (sv) * 1980-03-14 1981-09-15 Sunds Defibrator Sett att i samband med tillverkningen av termomekaniska massa forbettra dennas absorptionsegenskaper
US4347100A (en) * 1981-05-21 1982-08-31 The Chemithon Corporation Strength of paper from mechanical or thermomechanical pulp
US4383889A (en) * 1981-09-08 1983-05-17 Nalco Chemical Company Pulp refining process and additive therefor
SE428813B (sv) * 1981-10-28 1983-07-25 Sunds Defibrator Sett for framstellning av fiberskivor enligt den vata metoden
US4692214A (en) * 1984-10-29 1987-09-08 Kamyr Ab Apparatus for producing mechanical pulp with a refiner having its drive shaft connected to a steam turbine output shaft
US7300541B2 (en) 2002-07-19 2007-11-27 Andritz Inc. High defiberization chip pretreatment
US7726592B2 (en) * 2003-12-04 2010-06-01 Hercules Incorporated Process for increasing the refiner production rate and/or decreasing the specific energy of pulping wood

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1850832A (en) * 1925-06-13 1932-03-22 Insulite Co Process of separating wood fibers
GB657621A (en) * 1948-01-22 1951-09-26 Agicide Lab Inc Process for grinding and classifying organic materials
NL84387C (fr) * 1949-07-26
GB1016872A (en) * 1961-07-14 1966-01-12 Defibrator Ab Improvements in and relating to production of chips from cellulose and similar materials
SE303088B (fr) * 1963-05-31 1968-08-12 Defibrator Ab
SE308983B (fr) * 1964-03-10 1969-03-03 Defibrator Ab

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393881A1 (fr) * 1977-06-08 1979-01-05 Beloit Corp Raffinage a haute temperature et a faible consistance de pulpe thermomecanique

Also Published As

Publication number Publication date
NO137831B (no) 1978-01-23
FI51718C (fi) 1977-03-10
BE730803A (fr) 1969-09-01
YU33121B (en) 1976-04-30
PL79407B1 (fr) 1975-06-30
DE1912940C3 (de) 1981-03-19
NL6905189A (fr) 1969-10-06
FR2005384A1 (fr) 1969-12-12
SU382303A3 (fr) 1973-05-22
FI51718B (fr) 1976-11-30
CS188102B2 (en) 1979-02-28
GB1266898A (fr) 1972-03-15
NO137831C (no) 1978-05-03
AT302009B (de) 1972-09-25
DE1912940B2 (de) 1975-07-24
RO55287A (fr) 1973-05-17
YU69969A (en) 1975-10-31
DE1912940A1 (de) 1970-02-26
SE341322B (fr) 1971-12-20

Similar Documents

Publication Publication Date Title
AT309978B (de) Verfahren zum Bleichen von Zellstoff
DD160233A8 (de) Verfahren zum frischen von roheisen
DE2004795B2 (de) Verfahren zum herstellen von wellpappe
AT259219B (de) Verfahren zum Herstellen von Holzspankörpern
AT292443B (de) Verfahren zum Bleichen von Zellstoff
AT311169B (de) Verfahren zum Delignifizieren von Zellulosematerialien
CH444646A (de) Verfahren zum Herstellen von geklärten Säften
CH493691A (de) Verfahren zum Herstellen von Lignozellulose enthaltenden Faserstoff
AT275569B (de) Verfahren zum Herstellen von Druckformen
AT298790B (de) Verfahren zum kontinuierlichen Herstellen von Äthylenhomopolymerisaten
AT284064B (de) Verfahren zum Herstellen von sehr kleinen Kapseln
AT289384B (de) Verfahren zum kontinuierlichen Herstellen von Äthylenhomopolymerisaten
AT302013B (de) Verfahren zum Bleichen von Lignocellulosematerial
AT298789B (de) Verfahren zum kontinuierlichen Herstellen von Äthylenhomopolymerisaten
AT320961B (de) Verfahren zum Herstellen von kleinteiligem Polyäthylen
AT298788B (de) Verfahren zum kontinuierlichen Herstellen von Äthylenhomopolymerisaten
AT338873B (de) Verfahren zum herstellen von kleinflachigen thyristoren
AT295557B (de) Verfahren zum Herstellen von Druckformen
AT311776B (de) Verfahren zum Herstellen von Beifuttermitteln
CH470201A (de) Verfahren zum Herstellen von Kristallen
CH498644A (de) Verfahren zum kontinuierlichen Entwässern von Suspensionen
DE1528287B1 (de) Verfahren zum Herstellen von Spanplatten
ATA796971A (de) Verfahren zum verdichten von vollholz
CH514643A (de) Verfahren zum Herstellen von modifizierten Polyamiden
AT298750B (de) Verfahren zum Herstellen von Leichtbauplatten

Legal Events

Date Code Title Description
PL Patent ceased