IT1080202B - Procedimento e dispositivo per selezionare carta - Google Patents

Procedimento e dispositivo per selezionare carta

Info

Publication number
IT1080202B
IT1080202B IT2434777A IT2434777A IT1080202B IT 1080202 B IT1080202 B IT 1080202B IT 2434777 A IT2434777 A IT 2434777A IT 2434777 A IT2434777 A IT 2434777A IT 1080202 B IT1080202 B IT 1080202B
Authority
IT
Italy
Prior art keywords
procedure
selecting paper
paper
selecting
Prior art date
Application number
IT2434777A
Other languages
English (en)
Italian (it)
Original Assignee
Reed Ltd
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 Reed Ltd filed Critical Reed Ltd
Application granted granted Critical
Publication of IT1080202B publication Critical patent/IT1080202B/it

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
    • D21B1/06—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods
    • D21B1/08—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods the raw material being waste paper; the raw material being rags
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Processing Of Solid Wastes (AREA)
IT2434777A 1976-12-29 1977-06-03 Procedimento e dispositivo per selezionare carta IT1080202B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA268,802A CA1078351A (en) 1976-12-29 1976-12-29 Paper sorting method and apparatus

Publications (1)

Publication Number Publication Date
IT1080202B true IT1080202B (it) 1985-05-16

Family

ID=4107597

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2434777A IT1080202B (it) 1976-12-29 1977-06-03 Procedimento e dispositivo per selezionare carta

Country Status (11)

Country Link
JP (1) JPS5386809A (xx)
AU (1) AU509950B2 (xx)
CA (1) CA1078351A (xx)
CS (1) CS209461B2 (xx)
DE (1) DE2721354C2 (xx)
FI (1) FI70935C (xx)
FR (1) FR2376248A1 (xx)
GB (1) GB1578888A (xx)
IT (1) IT1080202B (xx)
NL (1) NL7706211A (xx)
SE (1) SE436700B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1161011A (en) * 1980-08-14 1984-01-24 Milos Stradal Board sorter
DE3238742A1 (de) * 1982-10-20 1984-04-26 Escher Wyss Gmbh, 7980 Ravensburg Verfahren zum sortieren von faserstoff, insbesondere fuer die herstellung von papier sowie sortiervorrichtung zur ausfuehrung des verfahrens
NZ211273A (en) * 1984-03-08 1986-09-10 Ebara Corp Municipal waste pulverising machine with rotating screen and brush type dust seals
DE3935151C2 (de) * 1989-10-21 1998-09-17 Voith Gmbh J M Rotor für einen Sortierer zur Wiedergewinnung von Fasern aus Papier oder Zellstoff

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899064A (en) * 1959-08-11 Rotary pulp screens
US1417961A (en) * 1920-10-07 1922-05-30 Williams Patent Crusher & Pulv Method of reducing fibrous sheet material
US1818570A (en) * 1929-11-08 1931-08-11 Buffalo Hammer Mill Corp Hammer mill
US1921750A (en) * 1931-04-01 1933-08-08 Carl Nebrich Centrifugal separator for straining pulpy material, such as wood pulp, cellulose, paper pulp, and the like
US2722386A (en) * 1953-05-25 1955-11-01 Protect Al Company Machine to fiberize a dry sheet of pulp paper
US2846153A (en) * 1955-05-04 1958-08-05 Krogh Kristian Poulsen Drum sieve with comminuting arms and spraying means therein
US2845848A (en) * 1956-01-23 1958-08-05 North Carolina Pulp Company Apparatus for screening pulp
US3088683A (en) * 1962-06-06 1963-05-07 J B Sedberry Inc Paper disintegrator
SE326097B (xx) * 1967-02-23 1970-07-13 A Asplund
GB1218776A (en) * 1968-01-02 1971-01-13 Improved Machinery Inc Screening apparatus
US3834630A (en) * 1971-11-26 1974-09-10 Gunsons Sortex Ltd Recovery of packaged contents
US3833460A (en) * 1972-09-27 1974-09-03 Little Inc A Dry method for separating paper constitutents for recovery and recycling
SE371655B (xx) * 1973-04-02 1974-11-25 Svenska Cellulosa Ab
JPS5615946B2 (xx) * 1973-08-27 1981-04-13
NL158565B (nl) * 1974-03-15 1978-11-15 Tno Werkwijze en inrichting voor het procesmatig terugwinnen van papiervezels uit papierhoudend huishoudelijk of industrieel afval.
US3973735A (en) * 1974-04-01 1976-08-10 Keishin Matsumoto, President of Agency of Industrial Science and Technology Apparatus for pulverizing and sorting municipal waste

Also Published As

Publication number Publication date
FI70935C (fi) 1986-10-27
SE436700B (sv) 1985-01-21
FR2376248A1 (fr) 1978-07-28
CS209461B2 (en) 1981-12-31
NL7706211A (nl) 1978-07-03
DE2721354A1 (de) 1978-07-13
FR2376248B1 (xx) 1982-08-06
AU2563977A (en) 1978-12-07
FI70935B (fi) 1986-07-18
AU509950B2 (en) 1980-06-05
GB1578888A (en) 1980-11-12
FI773776A (fi) 1978-06-30
CA1078351A (en) 1980-05-27
JPS5386809A (en) 1978-07-31
SE7707227L (sv) 1978-06-30
DE2721354C2 (de) 1986-07-03

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