IT8125239A0 - OF A PAPER MIX. PROCEDURE FOR INCREASING THE SPECIFIC VOLUME IN PREPARATION - Google Patents

OF A PAPER MIX. PROCEDURE FOR INCREASING THE SPECIFIC VOLUME IN PREPARATION

Info

Publication number
IT8125239A0
IT8125239A0 IT8125239A IT2523981A IT8125239A0 IT 8125239 A0 IT8125239 A0 IT 8125239A0 IT 8125239 A IT8125239 A IT 8125239A IT 2523981 A IT2523981 A IT 2523981A IT 8125239 A0 IT8125239 A0 IT 8125239A0
Authority
IT
Italy
Prior art keywords
procedure
increasing
preparation
specific volume
paper mix
Prior art date
Application number
IT8125239A
Other languages
Italian (it)
Other versions
IT1140292B (en
Inventor
Erich Linck
Original Assignee
Escher Wyss Gmbh
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 Escher Wyss Gmbh filed Critical Escher Wyss Gmbh
Publication of IT8125239A0 publication Critical patent/IT8125239A0/en
Application granted granted Critical
Publication of IT1140292B publication Critical patent/IT1140292B/en

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
    • D21B1/30—Defibrating by other means
    • D21B1/32—Defibrating by other means of waste paper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/14—Secondary fibres
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
IT2523981A 1980-11-25 1981-11-24 PROCEDURE TO INCREASE THE SPECIFIC VOLUME IN THE PREPARATION OF A CARTACCIA MIXTURE IT1140292B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH8698/80A CH649330A5 (en) 1980-11-25 1980-11-25 Process for increasing the specific volume in the reprocessing of waste paper pulp

Publications (2)

Publication Number Publication Date
IT8125239A0 true IT8125239A0 (en) 1981-11-24
IT1140292B IT1140292B (en) 1986-09-24

Family

ID=4343676

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2523981A IT1140292B (en) 1980-11-25 1981-11-24 PROCEDURE TO INCREASE THE SPECIFIC VOLUME IN THE PREPARATION OF A CARTACCIA MIXTURE

Country Status (5)

Country Link
AT (1) AT378014B (en)
CH (1) CH649330A5 (en)
DE (1) DE3047017C2 (en)
FR (1) FR2494735B1 (en)
IT (1) IT1140292B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3510214A1 (en) * 1985-03-21 1986-09-25 J.M. Voith Gmbh, 7920 Heidenheim METHOD FOR PROCESSING WASTE PAPER
DE3728890C1 (en) * 1987-08-29 1988-07-14 Escher Wyss Gmbh Process for regulating the specific dispersion work
DE3827336A1 (en) * 1988-08-12 1990-02-15 Escher Wyss Gmbh METHOD FOR TREATING THE SHORT FIBER FRACTION AFTER SEPARATING THE LONG FIBER FRACTION FROM A SECONDARY FIBER MIXTURE, ESPECIALLY FOR THE PRODUCTION OF CARTON BOXES
US5348620A (en) * 1992-04-17 1994-09-20 Kimberly-Clark Corporation Method of treating papermaking fibers for making tissue
US5501768A (en) * 1992-04-17 1996-03-26 Kimberly-Clark Corporation Method of treating papermaking fibers for making tissue
DE19845513A1 (en) * 1998-10-02 2000-04-06 Voith Sulzer Papiertech Patent For the disinfection of used paper materials it is compressed to extract the residual air for intensive heating followed by dispersion with added chemicals if required

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1473875A (en) * 1965-08-20 1967-03-24 Process and plant for breaking up paper fibers in the tank
CH574538A5 (en) * 1974-02-26 1976-04-15 Escher Wyss Gmbh
CA1054416A (en) * 1976-10-18 1979-05-15 Domtar Inc. Method and apparatus for liberating the latent properties of a mechanical pulp

Also Published As

Publication number Publication date
IT1140292B (en) 1986-09-24
CH649330A5 (en) 1985-05-15
FR2494735B1 (en) 1985-11-15
AT378014B (en) 1985-06-10
FR2494735A1 (en) 1982-05-28
DE3047017A1 (en) 1982-07-22
ATA585280A (en) 1984-01-15
DE3047017C2 (en) 1984-08-09

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