BR9509797A - Processes for treating secondary fibers including waste paper containing ink and waste paper containing friable contaminant components to remove the ink from secondary fibers and prepare a pulp stock for use in papermaking processes - Google Patents

Processes for treating secondary fibers including waste paper containing ink and waste paper containing friable contaminant components to remove the ink from secondary fibers and prepare a pulp stock for use in papermaking processes

Info

Publication number
BR9509797A
BR9509797A BR9509797A BR9509797A BR9509797A BR 9509797 A BR9509797 A BR 9509797A BR 9509797 A BR9509797 A BR 9509797A BR 9509797 A BR9509797 A BR 9509797A BR 9509797 A BR9509797 A BR 9509797A
Authority
BR
Brazil
Prior art keywords
waste paper
ink
paper containing
secondary fibers
processes
Prior art date
Application number
BR9509797A
Other languages
Portuguese (pt)
Inventor
Don R Scott
William J Fondow
Albert S Kelly
David C Grantz
Original Assignee
Black Clawson Co
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 Black Clawson Co filed Critical Black Clawson Co
Publication of BR9509797A publication Critical patent/BR9509797A/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
    • D21B1/34—Kneading or mixing; Pulpers
    • D21B1/345—Pulpers
    • 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
    • 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
    • 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
    • D21B1/34—Kneading or mixing; Pulpers
    • D21B1/342—Mixing apparatus
    • 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)
BR9509797A 1994-11-21 1995-11-20 Processes for treating secondary fibers including waste paper containing ink and waste paper containing friable contaminant components to remove the ink from secondary fibers and prepare a pulp stock for use in papermaking processes BR9509797A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34285294A 1994-11-21 1994-11-21
PCT/US1995/015356 WO1996016222A1 (en) 1994-11-21 1995-11-20 Methods for pulping and deinking

Publications (1)

Publication Number Publication Date
BR9509797A true BR9509797A (en) 1997-09-30

Family

ID=23343549

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9509797A BR9509797A (en) 1994-11-21 1995-11-20 Processes for treating secondary fibers including waste paper containing ink and waste paper containing friable contaminant components to remove the ink from secondary fibers and prepare a pulp stock for use in papermaking processes

Country Status (5)

Country Link
EP (1) EP0793747A4 (en)
JP (1) JP2001500572A (en)
BR (1) BR9509797A (en)
CA (1) CA2203676A1 (en)
WO (1) WO1996016222A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0931872B1 (en) 1998-01-23 2003-04-09 Voith Paper Patent GmbH Process for removing fine contaminants from a fibre suspension
KR100288123B1 (en) * 1998-06-27 2001-05-02 김충섭 Recycling Method of Corrugated Cardboard Using Floating and Kneading Treatment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE380845B (en) * 1973-03-19 1975-11-17 Mo WAY TO PRODUCE PULP OF WASTE PAPER
CH654360A5 (en) * 1981-12-10 1986-02-14 Escher Wyss Gmbh METHOD FOR SOLVING WASTE PAPER IN THE THICKENING AREA.
DE3439098A1 (en) * 1984-08-30 1986-03-13 Sulzer-Escher Wyss GmbH, 7980 Ravensburg Process and arrangement for paper stock preparation
US5302245A (en) * 1991-04-02 1994-04-12 Vps Technology Partnership Integrated wastepaper treatment process

Also Published As

Publication number Publication date
CA2203676A1 (en) 1996-05-30
EP0793747A1 (en) 1997-09-10
JP2001500572A (en) 2001-01-16
WO1996016222A1 (en) 1996-05-30
EP0793747A4 (en) 1999-05-26

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 8A, 9A, 10A, 11A, 12A, 13A E 14A ANUIDADE(S).

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AO NAO CUMPRIMENTO DO DESPACHO 24.3 NA RPI 2048 DE 06/04/2010 E COMPROVACAO DO RECOLHIMENTO DA 15A, 16A E 17A ANUIDADES.