IT8323818A0 - PROCEDURE AND DEVICE FOR FLOATING DIFIBRE SUSPENSIONS. - Google Patents

PROCEDURE AND DEVICE FOR FLOATING DIFIBRE SUSPENSIONS.

Info

Publication number
IT8323818A0
IT8323818A0 IT8323818A IT2381883A IT8323818A0 IT 8323818 A0 IT8323818 A0 IT 8323818A0 IT 8323818 A IT8323818 A IT 8323818A IT 2381883 A IT2381883 A IT 2381883A IT 8323818 A0 IT8323818 A0 IT 8323818A0
Authority
IT
Italy
Prior art keywords
difibre
suspensions
floating
procedure
floating difibre
Prior art date
Application number
IT8323818A
Other languages
Italian (it)
Inventor
Peter Schweiss
Hans-Dieter Dorflinger
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
Application filed by Voith Gmbh J M filed Critical Voith Gmbh J M
Publication of IT8323818A0 publication Critical patent/IT8323818A0/en

Links

Classifications

    • 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
    • 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
    • B03D1/14—Flotation machines
    • B03D1/1443—Feed or discharge mechanisms for flotation tanks
    • B03D1/1456—Feed mechanisms for the slurry
    • 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
    • B03D1/14—Flotation machines
    • B03D1/1443—Feed or discharge mechanisms for flotation tanks
    • B03D1/1468—Discharge mechanisms for the sediments
    • 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
    • B03D1/14—Flotation machines
    • B03D1/1493—Flotation machines with means for establishing a specified flow pattern
    • 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
    • B03D1/14—Flotation machines
    • B03D1/24—Pneumatic
    • B03D1/247—Mixing gas and slurry in a device separate from the flotation tank, i.e. reactor-separator type

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Paper (AREA)
  • Preliminary Treatment Of Fibers (AREA)
IT8323818A 1982-11-23 1983-11-22 PROCEDURE AND DEVICE FOR FLOATING DIFIBRE SUSPENSIONS. IT8323818A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3243223A DE3243223C1 (en) 1982-11-23 1982-11-23 Process and device for flotation of fiber suspensions

Publications (1)

Publication Number Publication Date
IT8323818A0 true IT8323818A0 (en) 1983-11-22

Family

ID=6178775

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8323818A IT8323818A0 (en) 1982-11-23 1983-11-22 PROCEDURE AND DEVICE FOR FLOATING DIFIBRE SUSPENSIONS.

Country Status (6)

Country Link
AT (1) ATA354583A (en)
DE (1) DE3243223C1 (en)
FR (1) FR2536305A1 (en)
GB (1) GB2130920B (en)
IT (1) IT8323818A0 (en)
SE (1) SE8306441L (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3524071A1 (en) * 1985-07-05 1987-01-15 Erich Ing Grad Kurz Process and device for the flotation of fibre suspensions
DE19906327A1 (en) * 1999-02-16 2000-08-17 Voith Sulzer Papiertech Patent Process for removing impurities from an aqueous fiber suspension
AUPQ193499A0 (en) * 1999-07-30 1999-08-26 Teagan Pty Ltd Fibres/solids separating system
US7537674B1 (en) 2006-06-12 2009-05-26 Narayanasamy Seenivasan Closed floatation de-inking module for recycled paper
US7544271B1 (en) 2006-06-12 2009-06-09 Narayanasamy Seenivasan Open flotation de-inking module for recycled paper
US7562777B1 (en) 2006-06-12 2009-07-21 Narayanasamy Seenivasan Flotation cell injector assembly for use with open or closed flotation deinking modules for recycled paper
FI119598B (en) 2007-04-05 2009-01-15 Metso Paper Inc Flotation cell injector
FI119998B (en) * 2007-04-05 2009-05-29 Metso Paper Inc Feeding of fiber suspension flow to flotation cell and flotation cell injector

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB717906A (en) * 1950-11-27 1954-11-03 Nat Coal Board An improved method of and apparatus for use in the recovery of coal from the water borne suspension of coal and dirt which forms the residual product in washing and screening coal and in the treatment of coal to reduce the ash content
NL273214A (en) * 1961-11-13
US3788478A (en) * 1971-08-19 1974-01-29 Shell Oil Co Waste water treatment
US4051204A (en) * 1973-12-21 1977-09-27 Hans Muller Apparatus for mixing a liquid phase and a gaseous phase
FR2397881A1 (en) * 1977-07-20 1979-02-16 Alsthom Atlantique Creation of micro-bubbles from the flotation sepn. of a suspension - with gas saturation chamber, cavitation zone and flotation chamber in which supersaturation occurs
GB2041788B (en) * 1978-08-21 1982-10-06 Feldmuehle Ag Method and device for cleaning suspension fibres
DE2946520A1 (en) * 1979-11-17 1981-06-11 Bedmor Beteiligungs- und Verwaltungsgesellschaft mbH, 2980 Norden INTEGRATED FLOTATION FILTRATION PLANT
DE3008476A1 (en) * 1980-03-05 1981-09-17 Bayer Ag, 5090 Leverkusen METHOD FOR FLOTATION AND USE OF FUNNEL NOZZLES FOR FLOTATION
DE8132689U1 (en) * 1981-11-07 1983-09-08 J.M. Voith Gmbh, 7920 Heidenheim INJECTOR APPARATUS WITH A CONSTRUCTION POINT OF THESE MIXING TUBE

Also Published As

Publication number Publication date
SE8306441L (en) 1984-05-24
GB8330309D0 (en) 1983-12-21
DE3243223C1 (en) 1984-05-24
SE8306441D0 (en) 1983-11-22
GB2130920A (en) 1984-06-13
ATA354583A (en) 1987-01-15
FR2536305A1 (en) 1984-05-25
GB2130920B (en) 1986-04-03

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