DE2805445C2 - Verfahren zur Wiederaufbereitung von hochwertigem Altpapier - Google Patents

Verfahren zur Wiederaufbereitung von hochwertigem Altpapier

Info

Publication number
DE2805445C2
DE2805445C2 DE2805445A DE2805445A DE2805445C2 DE 2805445 C2 DE2805445 C2 DE 2805445C2 DE 2805445 A DE2805445 A DE 2805445A DE 2805445 A DE2805445 A DE 2805445A DE 2805445 C2 DE2805445 C2 DE 2805445C2
Authority
DE
Germany
Prior art keywords
flotation
stage
chemicals
alkaline
waste paper
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.)
Expired
Application number
DE2805445A
Other languages
German (de)
English (en)
Other versions
DE2805445B1 (de
Inventor
Siegbert Dipl.-Holzw. Fischer
Eberhard Mauer
Lothar Dr.-Ing. Pfalzer
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.)
JM Voith GmbH
Original Assignee
JM Voith 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 JM Voith GmbH filed Critical JM Voith GmbH
Priority to DE2805445A priority Critical patent/DE2805445C2/de
Publication of DE2805445B1 publication Critical patent/DE2805445B1/de
Priority to AT867778A priority patent/AT367116B/de
Priority to GB7901663A priority patent/GB2014209B/en
Priority to ES477183A priority patent/ES477183A1/es
Priority to SE7901031A priority patent/SE447493B/sv
Priority to IT1995479A priority patent/IT1110272B/it
Priority to FI790414A priority patent/FI68094C/fi
Priority to FR7903809A priority patent/FR2416975A1/fr
Application granted granted Critical
Publication of DE2805445C2 publication Critical patent/DE2805445C2/de
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • 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)
DE2805445A 1978-02-09 1978-02-09 Verfahren zur Wiederaufbereitung von hochwertigem Altpapier Expired DE2805445C2 (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DE2805445A DE2805445C2 (de) 1978-02-09 1978-02-09 Verfahren zur Wiederaufbereitung von hochwertigem Altpapier
AT867778A AT367116B (de) 1978-02-09 1978-12-05 Verfahren zur wiederaufbereitung von hochwertigem altpapier
GB7901663A GB2014209B (en) 1978-02-09 1979-01-17 Reprocessing paper
ES477183A ES477183A1 (es) 1978-02-09 1979-01-26 Procedimiento para la regeneracion de papelotes de gran ca- lidad.
SE7901031A SE447493B (sv) 1978-02-09 1979-02-06 Forfarande for upparbetning av hogverdigt returpapper genom kokning
IT1995479A IT1110272B (it) 1978-02-09 1979-02-07 Procedimento per il ritrattamento di carta straccia preziosa
FI790414A FI68094C (fi) 1978-02-09 1979-02-07 Foerfarande foer aoterupparbetning av hoegvaerdigt avfallspapper
FR7903809A FR2416975A1 (fr) 1978-02-09 1979-02-09 Procede de recuperation des vieux papiers tels qu'hydroresistants

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2805445A DE2805445C2 (de) 1978-02-09 1978-02-09 Verfahren zur Wiederaufbereitung von hochwertigem Altpapier

Publications (2)

Publication Number Publication Date
DE2805445B1 DE2805445B1 (de) 1978-09-28
DE2805445C2 true DE2805445C2 (de) 1979-06-07

Family

ID=6031530

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2805445A Expired DE2805445C2 (de) 1978-02-09 1978-02-09 Verfahren zur Wiederaufbereitung von hochwertigem Altpapier

Country Status (8)

Country Link
AT (1) AT367116B (en, 2012)
DE (1) DE2805445C2 (en, 2012)
ES (1) ES477183A1 (en, 2012)
FI (1) FI68094C (en, 2012)
FR (1) FR2416975A1 (en, 2012)
GB (1) GB2014209B (en, 2012)
IT (1) IT1110272B (en, 2012)
SE (1) SE447493B (en, 2012)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6001218A (en) 1994-06-29 1999-12-14 Kimberly-Clark Worldwide, Inc. Production of soft paper products from old newspaper
US6074527A (en) 1994-06-29 2000-06-13 Kimberly-Clark Worldwide, Inc. Production of soft paper products from coarse cellulosic fibers
US6296736B1 (en) 1997-10-30 2001-10-02 Kimberly-Clark Worldwide, Inc. Process for modifying pulp from recycled newspapers
US6387210B1 (en) 1998-09-30 2002-05-14 Kimberly-Clark Worldwide, Inc. Method of making sanitary paper product from coarse fibers

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2947862C2 (de) * 1979-11-28 1982-04-01 J.M. Voith Gmbh, 7920 Heidenheim Verfahren und Anlage zur Herstellung einer Faserstoffsuspension aus Altpapier
DE3305131A1 (de) * 1983-02-15 1984-08-16 Degussa Ag, 6000 Frankfurt Verfahren zum entfaerben von altpapier
US5211809A (en) * 1991-05-21 1993-05-18 Air Products And Chemicals, Inc,. Dye removal in oxygen color stripping of secondary fibers
SE501309C2 (sv) * 1993-05-28 1995-01-09 Klippans Finpappersbruk Ab Massaframställning genom uppslutning av en blandning av cellulosabaserat returmaterial och råträ
RU2128744C1 (ru) * 1998-06-22 1999-04-10 Крыщенко Константин Иванович Способ переработки бумажной макулатуры
RU2305146C1 (ru) * 2006-01-10 2007-08-27 Государственное образовательное учреждение высшего профессионального образования "Тихоокеанский государственный университет" Способ обработки макулатурной массы

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6001218A (en) 1994-06-29 1999-12-14 Kimberly-Clark Worldwide, Inc. Production of soft paper products from old newspaper
US6074527A (en) 1994-06-29 2000-06-13 Kimberly-Clark Worldwide, Inc. Production of soft paper products from coarse cellulosic fibers
US6296736B1 (en) 1997-10-30 2001-10-02 Kimberly-Clark Worldwide, Inc. Process for modifying pulp from recycled newspapers
US6387210B1 (en) 1998-09-30 2002-05-14 Kimberly-Clark Worldwide, Inc. Method of making sanitary paper product from coarse fibers

Also Published As

Publication number Publication date
FR2416975B3 (en, 2012) 1981-12-11
FI790414A7 (fi) 1979-08-10
IT7919954A0 (it) 1979-02-07
FI68094B (fi) 1985-03-29
ATA867778A (de) 1981-10-15
SE447493B (sv) 1986-11-17
GB2014209B (en) 1983-01-12
GB2014209A (en) 1979-08-22
AT367116B (de) 1982-06-11
ES477183A1 (es) 1979-07-16
FI68094C (fi) 1985-07-10
SE7901031L (sv) 1979-08-10
DE2805445B1 (de) 1978-09-28
FR2416975A1 (fr) 1979-09-07
IT1110272B (it) 1985-12-23

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee