IT8419493A0 - Dispositivo di flottazione per il trattamento di una sospensione di materia fibrosa ricavata dalla cartaccia. - Google Patents

Dispositivo di flottazione per il trattamento di una sospensione di materia fibrosa ricavata dalla cartaccia.

Info

Publication number
IT8419493A0
IT8419493A0 IT8419493A IT1949384A IT8419493A0 IT 8419493 A0 IT8419493 A0 IT 8419493A0 IT 8419493 A IT8419493 A IT 8419493A IT 1949384 A IT1949384 A IT 1949384A IT 8419493 A0 IT8419493 A0 IT 8419493A0
Authority
IT
Italy
Prior art keywords
suspension
paper
treatment
flotation device
matter obtained
Prior art date
Application number
IT8419493A
Other languages
English (en)
Other versions
IT1196018B (it
IT8419493A1 (it
Inventor
Holik Herbert
Original Assignee
Escher Wyss 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 Escher Wyss Gmbh filed Critical Escher Wyss Gmbh
Publication of IT8419493A0 publication Critical patent/IT8419493A0/it
Publication of IT8419493A1 publication Critical patent/IT8419493A1/it
Application granted granted Critical
Publication of IT1196018B publication Critical patent/IT1196018B/it

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
    • B03D1/1418—Flotation machines using centrifugal forces
    • 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
    • B03D1/24—Pneumatic
    • B03D1/247—Mixing gas and slurry in a device separate from the flotation tank, i.e. reactor-separator type
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/75—Flowing liquid aspirates gas

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Paper (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
IT19493/84A 1983-02-18 1984-02-08 Dispositivo di flottazione per il trattamento di una sospensione di materia fibrosa ricavata dalla cartaccia IT1196018B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH924/83A CH658481A5 (de) 1983-02-18 1983-02-18 Flotationsvorrichtung zum flotieren von aus altpapier gewonnener faserstoffsuspension.

Publications (3)

Publication Number Publication Date
IT8419493A0 true IT8419493A0 (it) 1984-02-08
IT8419493A1 IT8419493A1 (it) 1985-08-08
IT1196018B IT1196018B (it) 1988-11-10

Family

ID=4198337

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19493/84A IT1196018B (it) 1983-02-18 1984-02-08 Dispositivo di flottazione per il trattamento di una sospensione di materia fibrosa ricavata dalla cartaccia

Country Status (10)

Country Link
US (1) US4560474A (it)
JP (1) JPS59157392A (it)
AT (1) ATA68183A (it)
CH (1) CH658481A5 (it)
DE (1) DE3306600A1 (it)
ES (1) ES529071A0 (it)
FI (1) FI78325C (it)
FR (1) FR2541136B1 (it)
IT (1) IT1196018B (it)
SE (1) SE462785B (it)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3501175A1 (de) * 1985-01-16 1986-07-17 Franz-Josef Dipl.-Ing. 4791 Lichtenau Damann Verfahren und vorrichtung zur mischung und loesung von gas in fluessigkeit
FR2579638B1 (fr) * 1985-03-29 1988-09-02 Lamort E & M Appareil de desencrage de pate a papier
CH665962A5 (de) * 1985-07-19 1988-06-30 Escher Wyss Gmbh Begasungsvorrichtung fuer eine flotationseinrichtung und deren verwendung.
US4964733A (en) * 1986-08-20 1990-10-23 Beloit Corporation Method of and means for hydrodynamic mixing
US4952308A (en) * 1986-12-10 1990-08-28 Beloit Corporation Pressurized flotation module and method for pressurized foam separation
US5224604A (en) * 1990-04-11 1993-07-06 Hydro Processing & Mining Ltd. Apparatus and method for separation of wet and dry particles
DE4017446C2 (de) * 1990-05-30 1995-02-23 Escher Wyss Gmbh Flotations-Deinking-Vorrichtung
US5236090A (en) * 1990-05-30 1993-08-17 Sulzer-Escher Wyss Gmbh Flotation-deinking-device
ZA919256B (en) * 1990-11-23 1992-11-25 Atomaer Pty Ltd Gas particle formation
DE4116916C2 (de) * 1991-05-24 1994-09-22 Escher Wyss Gmbh Flotationseinrichtung zur Störstoff- insbesondere Druckfarbenentfernung aus Altpapiersuspensionen
AU659464B2 (en) * 1991-07-10 1995-05-18 Austin James Dobson Separation apparatus
US5192423A (en) * 1992-01-06 1993-03-09 Hydro Processing & Mining Ltd. Apparatus and method for separation of wet particles
ATE142911T1 (de) * 1993-04-02 1996-10-15 Voith Gmbh J M Flotationseinrichtung
DE4312540C1 (de) * 1993-04-17 1994-10-13 Escher Wyss Gmbh Verfahren zur Abtrennung von Feststoffen aus einer Suspension sowie Vorrichtung zu seiner Durchführung
DE4330635C2 (de) * 1993-09-10 1996-07-11 Voith Sulzer Stoffaufbereitung Verfahren zur Abtrennung von Feststoffen durch Flotation und Flotationsvorrichtung
AUPM383694A0 (en) * 1994-02-14 1994-03-10 Commonwealth Scientific And Industrial Research Organisation Selective separation of particulate material
DE4426159A1 (de) * 1994-07-22 1994-12-08 Voith Gmbh J M Flotationseinrichtung
FR2727441B1 (fr) * 1994-11-28 1997-01-31 Lamort E & M Perfectionnements aux dispositifs d'injection d'air dans un flux de pate a papier pour en operer le desencrage
US5529190A (en) * 1995-02-06 1996-06-25 Ahlstrom Machinery, Inc. Gas sparged hydrocyclone with foam separating vessel
DE19618529B4 (de) * 1996-05-08 2005-12-22 Papiertechnische Stiftung (Pts) Verwendung einer rotationssymmetrischen Zelle und Vorrichtung zur Stoffgemischtrennung bei der Aufbereitung und Reinigung bedruckter Altpapiere
JPH1085723A (ja) * 1996-09-11 1998-04-07 Shinyuu Giken:Kk 気泡浮上式分離機
DE19803089C2 (de) * 1998-01-28 2001-07-26 Voith Paper Patent Gmbh Flotationsvorrichtung zur Abtrennung von Feststoffen
WO2002074440A1 (en) * 2001-03-19 2002-09-26 Maelgwyn Mineral Services Limited Pneumatic flotation separation device
US7267232B2 (en) * 2004-04-30 2007-09-11 The Board Of Trustees Of The University Of Illinois Flotation device and method of froth flotation
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
US7544271B1 (en) 2006-06-12 2009-06-09 Narayanasamy Seenivasan Open flotation de-inking module for recycled paper
US7537674B1 (en) 2006-06-12 2009-05-26 Narayanasamy Seenivasan Closed floatation de-inking module for recycled paper

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE500577A (it) *
FR1022375A (fr) * 1949-06-18 1953-03-04 Kloeckner Humboldt Deutz Ag Procédé et installation pour le traitement de minéraux
CH581493A5 (en) * 1974-06-24 1976-11-15 Escher Wyss Ag Static mixer for in line mixing - having sudden expansion with secondary fluid injection just prior to it
FR2364181A1 (fr) * 1976-09-08 1978-04-07 Anvar Procedes et dispositifs pour epurer l'eau
DE2738782C2 (de) * 1977-08-27 1979-07-12 J.M. Voith Gmbh, 7920 Heidenheim Flotationsvorrichtung zum Entfernen von Druckerschwärze
DE2914392C2 (de) * 1979-04-10 1980-10-23 E. Et M. Lamort S.A., Vitry-Le-Francois Verfahren und Vorrichtung zum Deinken von Faserstoffsuspensionen
EP0037513B1 (de) * 1980-04-09 1984-08-08 Feldmühle Aktiengesellschaft Flotationsvorrichtung zum Deinken von Faserstoffsuspensionen
DE3015788C2 (de) * 1980-04-24 1982-07-29 E. & M. Lamort S.A., 51300 Vitry-le-François, Marne Flotationsvorrichtung zum Deinken von Faserstoffsuspensionen
FI68276C (fi) * 1981-06-23 1985-08-12 Valmet Oy Inloppslaoda foer pappersmaskin
DE3211906C1 (de) * 1982-03-31 1988-12-01 J.M. Voith Gmbh, 7920 Heidenheim Injektor fuer Flotationsapparate

Also Published As

Publication number Publication date
DE3306600C2 (it) 1987-10-08
ES8502500A1 (es) 1985-01-01
CH658481A5 (de) 1986-11-14
FI840282A0 (fi) 1984-01-24
SE462785B (sv) 1990-09-03
ATA68183A (de) 1987-04-15
SE8400819D0 (sv) 1984-02-15
FI78325C (fi) 1989-07-10
ES529071A0 (es) 1985-01-01
SE8400819L (sv) 1984-08-19
DE3306600A1 (de) 1984-08-23
FI840282L (fi) 1984-08-19
IT1196018B (it) 1988-11-10
IT8419493A1 (it) 1985-08-08
US4560474A (en) 1985-12-24
FR2541136A1 (fr) 1984-08-24
JPS59157392A (ja) 1984-09-06
FI78325B (fi) 1989-03-31
FR2541136B1 (fr) 1990-03-23

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