AT251397B - Process for processing the foam formed during flotation of printed waste paper or the like suspended in water - Google Patents

Process for processing the foam formed during flotation of printed waste paper or the like suspended in water

Info

Publication number
AT251397B
AT251397B AT390161A AT390161A AT251397B AT 251397 B AT251397 B AT 251397B AT 390161 A AT390161 A AT 390161A AT 390161 A AT390161 A AT 390161A AT 251397 B AT251397 B AT 251397B
Authority
AT
Austria
Prior art keywords
suspended
water
processing
formed during
waste paper
Prior art date
Application number
AT390161A
Other languages
German (de)
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 to NL278502D priority Critical patent/NL278502A/xx
Application filed by Voith Gmbh J M filed Critical Voith Gmbh J M
Priority to AT390161A priority patent/AT251397B/en
Priority to ES277138A priority patent/ES277138A1/en
Priority to CH568362A priority patent/CH402586A/en
Priority to DE1517227*CA priority patent/DE1517227C3/en
Priority to FR897887A priority patent/FR1322631A/en
Priority to BE617823A priority patent/BE617823A/en
Application granted granted Critical
Publication of AT251397B publication Critical patent/AT251397B/en

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
    • D21C5/025—De-inking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/02—Foam dispersion or prevention
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/008—Organic compounds containing oxygen
    • 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
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Physical Water Treatments (AREA)
AT390161A 1961-05-18 1961-05-18 Process for processing the foam formed during flotation of printed waste paper or the like suspended in water AT251397B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL278502D NL278502A (en) 1961-05-18
AT390161A AT251397B (en) 1961-05-18 1961-05-18 Process for processing the foam formed during flotation of printed waste paper or the like suspended in water
ES277138A ES277138A1 (en) 1961-05-18 1962-05-08 A procedure for the treatment of the foam formed in the flotation of old paper or similar (Machine-translation by Google Translate, not legally binding)
CH568362A CH402586A (en) 1961-05-18 1962-05-11 Process for processing the foam formed when printed waste paper or similar fiber structures consisting of natural and / or artificial fibers are floated
DE1517227*CA DE1517227C3 (en) 1961-05-18 1962-05-15 Process for processing the or the like when removing inks from waste paper. by means of flotation formed foam containing the color particles
FR897887A FR1322631A (en) 1961-05-18 1962-05-17 Process for treating the foam formed during flotation of printed waste paper and containing printing ink and similar substances
BE617823A BE617823A (en) 1961-05-18 1962-05-18 Process for treating the scum formed during the flotation of printed waste paper, etc., and containing printing ink, etc.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT390161A AT251397B (en) 1961-05-18 1961-05-18 Process for processing the foam formed during flotation of printed waste paper or the like suspended in water

Publications (1)

Publication Number Publication Date
AT251397B true AT251397B (en) 1966-12-27

Family

ID=3556971

Family Applications (1)

Application Number Title Priority Date Filing Date
AT390161A AT251397B (en) 1961-05-18 1961-05-18 Process for processing the foam formed during flotation of printed waste paper or the like suspended in water

Country Status (6)

Country Link
AT (1) AT251397B (en)
BE (1) BE617823A (en)
CH (1) CH402586A (en)
DE (1) DE1517227C3 (en)
ES (1) ES277138A1 (en)
NL (1) NL278502A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2610581B1 (en) * 1976-03-13 1977-08-11 Voith Gmbh J M METHOD AND DEVICE FOR THE OBTAINING RELATIVELY PURE FIBER SUSPENSIONS IN THE PROCESSING OF WASTE PAPER
SE431570B (en) * 1978-11-17 1984-02-13 Celleco Ab PROCEDURE FOR RECOVERY OF CELLULOSA FIBERS FROM RECOVERY PAPERS
DE2904326C3 (en) * 1979-02-05 1982-05-13 Naamloze Vennootschap Papierfabriek Gennep, Gennep Process and device for deinking pulp suspensions
DE3005815C2 (en) * 1980-02-16 1982-09-23 J.M. Voith Gmbh, 7920 Heidenheim Device for deinking waste paper
DE4206748A1 (en) * 1992-03-04 1993-09-09 Voith Gmbh J M Used paper recycling
EP0558908B1 (en) * 1992-03-04 1997-04-02 J.M. Voith GmbH Process and treatment of waste paper
DE102004020339A1 (en) * 2004-04-26 2005-11-10 Voith Paper Patent Gmbh Process for flotation of contaminants from an aqueous paper fiber suspension

Also Published As

Publication number Publication date
DE1517227A1 (en) 1969-02-13
BE617823A (en) 1962-09-17
DE1517227C3 (en) 1975-07-17
NL278502A (en) 1900-01-01
CH402586A (en) 1965-11-15
ES277138A1 (en) 1963-03-01

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