FI56416C - Foerfarande och anordning foer upploesning och klassificering av fibrer - Google Patents

Foerfarande och anordning foer upploesning och klassificering av fibrer Download PDF

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Publication number
FI56416C
FI56416C FI753109A FI753109A FI56416C FI 56416 C FI56416 C FI 56416C FI 753109 A FI753109 A FI 753109A FI 753109 A FI753109 A FI 753109A FI 56416 C FI56416 C FI 56416C
Authority
FI
Finland
Prior art keywords
drum
paper
fibrous material
fibers
liquid
Prior art date
Application number
FI753109A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI753109A (fr
FI56416B (fi
Inventor
Frey Viking Sundman
Sven-Olof Sandberg
Original Assignee
Ahlstroem Oy
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 Ahlstroem Oy filed Critical Ahlstroem Oy
Publication of FI753109A publication Critical patent/FI753109A/fi
Application granted granted Critical
Publication of FI56416B publication Critical patent/FI56416B/fi
Publication of FI56416C publication Critical patent/FI56416C/fi

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
    • 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)
FI753109A 1974-11-07 1975-11-06 Foerfarande och anordning foer upploesning och klassificering av fibrer FI56416C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7413977 1974-11-07
SE7413977A SE383006B (sv) 1974-11-07 1974-11-07 Forfarande och anordning for atervinning av fibrer ur avfallspapper

Publications (3)

Publication Number Publication Date
FI753109A FI753109A (fr) 1976-05-08
FI56416B FI56416B (fi) 1979-09-28
FI56416C true FI56416C (fi) 1982-11-15

Family

ID=20322636

Family Applications (1)

Application Number Title Priority Date Filing Date
FI753109A FI56416C (fi) 1974-11-07 1975-11-06 Foerfarande och anordning foer upploesning och klassificering av fibrer

Country Status (4)

Country Link
BE (1) BE835250A (fr)
FI (1) FI56416C (fr)
SE (1) SE383006B (fr)
ZA (1) ZA756796B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE406607B (sv) * 1975-11-14 1979-02-19 Ahlstroem Oy Forfarande och anordning for behandling av returpapper
SE506804C2 (sv) 1996-06-24 1998-02-16 Cellwood Machinery Ab Sätt och anläggning för återvinning av olika komponenter i flerskiktsmaterial

Also Published As

Publication number Publication date
ZA756796B (en) 1976-10-27
BE835250A (fr) 1976-03-01
SE383006B (sv) 1976-02-23
FI753109A (fr) 1976-05-08
FI56416B (fi) 1979-09-28

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Legal Events

Date Code Title Description
MA Patent expired
MA Patent expired

Owner name: A. AHLSTROEM OSAKEYHTIOE