BR9300439A - Processo de preparacao de papel velho - Google Patents

Processo de preparacao de papel velho

Info

Publication number
BR9300439A
BR9300439A BR9300439A BR9300439A BR9300439A BR 9300439 A BR9300439 A BR 9300439A BR 9300439 A BR9300439 A BR 9300439A BR 9300439 A BR9300439 A BR 9300439A BR 9300439 A BR9300439 A BR 9300439A
Authority
BR
Brazil
Prior art keywords
flotation
sludge
pressure relief
contaminants
fibres
Prior art date
Application number
BR9300439A
Other languages
English (en)
Inventor
Hans-Dieter Dorffinger
Original Assignee
Voith Gmbh J M
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
Priority claimed from DE19924206748 external-priority patent/DE4206748A1/de
Priority claimed from DE19924215532 external-priority patent/DE4215532A1/de
Priority claimed from DE19924221028 external-priority patent/DE4221028A1/de
Application filed by Voith Gmbh J M filed Critical Voith Gmbh J M
Publication of BR9300439A publication Critical patent/BR9300439A/pt

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
    • D21B1/325—Defibrating by other means of waste paper de-inking devices
    • 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
    • D21B1/325—Defibrating by other means of waste paper de-inking devices
    • D21B1/327—Defibrating by other means of waste paper de-inking devices using flotation devices
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
    • D21F1/70—Pulp catching, de-watering, or recovering; Re-use of pulp-water by flotation
    • 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)
  • Materials For Medical Uses (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Physical Water Treatments (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
BR9300439A 1992-03-04 1993-02-26 Processo de preparacao de papel velho BR9300439A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19924206748 DE4206748A1 (de) 1992-03-04 1992-03-04 Aufbereitung und verfahren von altpapier
DE19924215532 DE4215532A1 (de) 1992-03-04 1992-05-12 Aufbereitungsverfahren von Altpapier
DE19924221028 DE4221028A1 (de) 1992-03-04 1992-06-26 Aufbereitungsverfahren von Altpapier

Publications (1)

Publication Number Publication Date
BR9300439A true BR9300439A (pt) 1993-09-08

Family

ID=27203474

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9300439A BR9300439A (pt) 1992-03-04 1993-02-26 Processo de preparacao de papel velho

Country Status (12)

Country Link
US (1) US5358605A (pt)
EP (1) EP0558908B1 (pt)
JP (1) JPH0641888A (pt)
KR (1) KR930019929A (pt)
AT (1) ATE151131T1 (pt)
BR (1) BR9300439A (pt)
CA (1) CA2090987A1 (pt)
DE (1) DE59306004D1 (pt)
ES (1) ES2099850T3 (pt)
FI (1) FI930777A (pt)
NO (1) NO301490B1 (pt)
TW (1) TW209263B (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4224329C1 (de) * 1992-07-23 1993-11-11 Voith Gmbh J M Aufbereitungsverfahren für Altpapier
US5707489A (en) * 1993-05-26 1998-01-13 J.M. Voith Gmbh Processing wastepaper containing waxes, hot melts and adhesives
US6074527A (en) 1994-06-29 2000-06-13 Kimberly-Clark Worldwide, Inc. Production of soft paper products from coarse cellulosic fibers
US5582681A (en) 1994-06-29 1996-12-10 Kimberly-Clark Corporation Production of soft paper products from old newspaper
US6001218A (en) 1994-06-29 1999-12-14 Kimberly-Clark Worldwide, Inc. Production of soft paper products from old newspaper
US5714040A (en) * 1996-02-14 1998-02-03 Pellerin Milnor Corporation Method for recovering fiber from printed wastepaper
US5766448A (en) * 1996-09-25 1998-06-16 International Paper Company Pressure screening system for processing contaminated pulp fiber
US6296736B1 (en) 1997-10-30 2001-10-02 Kimberly-Clark Worldwide, Inc. Process for modifying pulp from recycled newspapers
DE19702060A1 (de) * 1997-01-22 1998-07-23 Voith Sulzer Stoffaufbereitung Verfahren zur Entfernung von Druckfarben
DE19728394A1 (de) * 1997-07-03 1999-01-07 Voith Sulzer Stoffaufbereitung Verfahren zur Entfernung von Feststoffen aus einer wässrigen Faserstoffsuspension
US6387210B1 (en) 1998-09-30 2002-05-14 Kimberly-Clark Worldwide, Inc. Method of making sanitary paper product from coarse fibers
DE10125977C1 (de) * 2001-05-29 2003-01-02 Voith Paper Patent Gmbh Verfahren zur Entfernung von Störstoffen aus einer wässrigen Papierfasersuspension
DE102008009134A1 (de) * 2008-02-14 2009-08-20 Voith Patent Gmbh Verfahren zur Entfernung von Störstoffen aus einer wässrigen Faserstoffsuspension
CN102671922A (zh) * 2012-05-28 2012-09-19 东莞地龙纸业有限公司 一种造纸废渣回收方法
CN103290715B (zh) * 2013-06-22 2015-04-15 李风志 废纸脱墨工艺及其设备
CN104358177B (zh) * 2014-10-31 2016-03-09 泰州魏德曼高压绝缘有限公司 纸板生产废水中细小纤维回收与再利用装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL278502A (pt) * 1961-05-18 1900-01-01
DE1761233B1 (de) * 1968-04-22 1972-03-09 Voith Gmbh J M Verfahren zum Rueckgewinnen von Fasern aus kunststoffbeschichtetem Altpapier und Vorrichtung zur Durchfuehrung des Verfahrens
DE2138072B2 (de) * 1971-07-30 1973-10-31 J.M. Voith Gmbh, 7920 Heidenheim Banddruckfilter
DE2610581B1 (de) * 1976-03-13 1977-08-11 Voith Gmbh J M Verfahren und vorrichtung zur gewinnung von relativreinen faserstoffsuspensionen bei der aufarbeitung von altpapier
US4151093A (en) * 1978-03-24 1979-04-24 Lenox Institute For Research Stockwasher
US4686005B1 (en) * 1980-02-06 1995-10-17 Escher Wyss Gmbh Method of washing stock suspensions by removing undesired material through an endless revolving wire
DE3005815C2 (de) * 1980-02-16 1982-09-23 J.M. Voith Gmbh, 7920 Heidenheim Vorrichtung zum Deinken von Altpapier
DE3200893C1 (de) * 1982-01-14 1983-06-01 J.M. Voith Gmbh, 7920 Heidenheim Verfahren und Anlage zur Herstellung von gereinigtem Faserstoff aus Altpapier
US4722793A (en) * 1986-07-03 1988-02-02 The Black Clawson Company Apparatus and method for thickening pulp and paper stock
US4952308A (en) * 1986-12-10 1990-08-28 Beloit Corporation Pressurized flotation module and method for pressurized foam separation
EP0298392A3 (de) * 1987-07-07 1991-01-09 Henkel Kommanditgesellschaft auf Aktien Verfahren zur Gewinnung von Mineralen aus sulfidischen aus Erzen durch Flotation und Mittel zu seiner Durchführung
DE4009042C2 (de) * 1990-03-21 1996-12-12 Voith Gmbh J M Vorrichtung zur Abtrennung von Luft aus Flotationstrüben

Also Published As

Publication number Publication date
EP0558908B1 (de) 1997-04-02
FI930777A0 (fi) 1993-02-22
EP0558908A1 (de) 1993-09-08
CA2090987A1 (en) 1993-09-05
NO930779L (no) 1993-09-06
DE59306004D1 (de) 1997-05-07
KR930019929A (ko) 1993-10-19
ATE151131T1 (de) 1997-04-15
FI930777A (fi) 1993-09-05
NO930779D0 (no) 1993-03-03
US5358605A (en) 1994-10-25
TW209263B (pt) 1993-07-11
JPH0641888A (ja) 1994-02-15
ES2099850T3 (es) 1997-06-01
NO301490B1 (no) 1997-11-03

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Legal Events

Date Code Title Description
EE Request for examination
FF Decision: intention to grant
HO Change of classification

Free format text: INT. CL. 6 D21C 5/02

FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 26/02/2013