FR2438115A1 - Procede et dispositif de denoircissage, ou desencrage, de suspensions de matiere fibreuse, notamment a base de vieux papier - Google Patents
Procede et dispositif de denoircissage, ou desencrage, de suspensions de matiere fibreuse, notamment a base de vieux papierInfo
- Publication number
- FR2438115A1 FR2438115A1 FR7921105A FR7921105A FR2438115A1 FR 2438115 A1 FR2438115 A1 FR 2438115A1 FR 7921105 A FR7921105 A FR 7921105A FR 7921105 A FR7921105 A FR 7921105A FR 2438115 A1 FR2438115 A1 FR 2438115A1
- Authority
- FR
- France
- Prior art keywords
- suspension
- product
- fibrous material
- inking
- lengthening
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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
- D21B1/327—Defibrating by other means of waste paper de-inking devices using flotation devices
-
- 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
- B03D1/1462—Discharge mechanisms for the froth
-
- 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
-
- 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
- B03D1/1487—Means for cleaning or maintenance
-
- 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
-
- 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
Abstract
PROCEDE ET DISPOSITIF DE DENOIRCISSAGE DE SUSPENSION DE MATIERE FIBREUSE PAR INTRODUCTION DANS UNE CELLULE DE FLOTTATION DE LA SUSPENSION CHARGEE D'AIR, EVACUATION DE LA MOUSSE DE SURFACE AVEC LES IMPURETES ET SOUTIRAGE DU PRODUIT. ON AMENE LA SUSPENSION CHARGEE D'AIR A LA ZONE SUPERIEURE 20 DE LA CELLULE 1, SOUTIRE EN SUSPENSION EPUREE UNE PARTIE DU PRODUIT DANS LA ZONE DU FOND DE LA CELLULE 1 ET DIRIGE VERS CELLE-CI, EN 7 AU-DESSUS DU SOUTIRAGE 25 DU PRODUIT ET A CONTRE-FLUX DES FIBRES EN DESCENTE DU PRODUIT, UNE SUSPENSION D'AIR DANS DE L'EAU. L'INVENTION SE PRETE A L'ALIMENTATION D'UNE MACHINE A PAPIER.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2836496A DE2836496C2 (de) | 1978-08-21 | 1978-08-21 | Verfahren und Vorrichtung zum Deinken von Faserstoffsuspensionen |
DE2914392A DE2914392C2 (de) | 1979-04-10 | 1979-04-10 | Verfahren und Vorrichtung zum Deinken von Faserstoffsuspensionen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2438115A1 true FR2438115A1 (fr) | 1980-04-30 |
FR2438115B1 FR2438115B1 (fr) | 1983-04-22 |
Family
ID=25775471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7921105A Granted FR2438115A1 (fr) | 1978-08-21 | 1979-08-21 | Procede et dispositif de denoircissage, ou desencrage, de suspensions de matiere fibreuse, notamment a base de vieux papier |
Country Status (8)
Country | Link |
---|---|
US (1) | US4331534A (fr) |
JP (3) | JPH0224955B2 (fr) |
ES (2) | ES483503A1 (fr) |
FR (1) | FR2438115A1 (fr) |
GB (1) | GB2041788B (fr) |
NL (1) | NL187895C (fr) |
SE (1) | SE449627B (fr) |
WO (1) | WO1980000423A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0104099A2 (fr) * | 1982-08-25 | 1984-03-28 | Engelhard Corporation | Procédé de flottation par moussage |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3243223C1 (de) * | 1982-11-23 | 1984-05-24 | J.M. Voith Gmbh, 7920 Heidenheim | Verfahren und Einrichtung zur Flotation von Fasersuspensionen |
GB8310494D0 (en) * | 1983-04-19 | 1983-05-25 | Beloit Walmsley Ltd | Deinking |
DE3406990A1 (de) * | 1984-02-27 | 1985-08-29 | E. & M. Lamort S.A., Vitry-le-François, Marne | Verfahren und vorrichtung zum flotieren von dispersionen |
US4721562A (en) * | 1984-04-03 | 1988-01-26 | Feldmuele Aktiengesellschaft | Aerating apparatus |
FR2574002B1 (fr) * | 1984-11-30 | 1987-02-27 | Inst Nat Rech Chimique | Perfectionnement apporte a la separation et a la recuperation de solides a partir de liquides les contenant et faisant appel au procede de flottation ionique, et moyen pour la mise en oeuvre de ce perfectionnement |
US4752383A (en) * | 1986-08-05 | 1988-06-21 | The United States Of America As Represented By The Secretary Of The Interior | Bubble generator |
US4952308A (en) * | 1986-12-10 | 1990-08-28 | Beloit Corporation | Pressurized flotation module and method for pressurized foam separation |
DE3822454C1 (fr) * | 1988-07-02 | 1989-08-24 | J.M. Voith Gmbh, 7920 Heidenheim, De | |
US5080780A (en) * | 1988-10-11 | 1992-01-14 | Process Development Company | Single cell vertical static flow flotation unit cross-reference to related applications |
US5011597A (en) * | 1988-10-11 | 1991-04-30 | Canzoneri Anthony S | Single cell vertical static flow flotation unit |
US5224604A (en) * | 1990-04-11 | 1993-07-06 | Hydro Processing & Mining Ltd. | Apparatus and method for separation of wet and dry particles |
US5236090A (en) * | 1990-05-30 | 1993-08-17 | Sulzer-Escher Wyss Gmbh | Flotation-deinking-device |
US5131980A (en) * | 1990-08-09 | 1992-07-21 | Kamyr, Inc. | Hydrocyclone removal of sticky contaminants during paper recycling |
US5069751A (en) * | 1990-08-09 | 1991-12-03 | Kamyr, Inc. | Hydrocyclone deinking of paper during recycling |
US5725764A (en) * | 1990-09-28 | 1998-03-10 | Paul C. Broussard, Sr. | Apparatus for clarifying contaminated fluids |
US5242585A (en) * | 1991-09-04 | 1993-09-07 | Lenox Institute For Research, Inc. | Apparatus and method for deinking waste paper pulp |
DE4134607A1 (de) * | 1991-10-19 | 1993-04-22 | Escher Wyss Gmbh | Verfahren zur entfernung von feinen verunreinigungen aus altpapierfaserstoff |
US5192423A (en) * | 1992-01-06 | 1993-03-09 | Hydro Processing & Mining Ltd. | Apparatus and method for separation of wet particles |
JP2579734B2 (ja) * | 1993-11-19 | 1997-02-12 | 栄工機株式会社 | フローティング形脱墨装置 |
US5520780A (en) * | 1993-11-30 | 1996-05-28 | Dxresources Corporation | Method and apparatus for de-inking newsprint using counterflow extractor |
FR2717192B1 (fr) * | 1994-03-11 | 1996-04-26 | Lamort E & M | Procédé de désencrage de pâte à papier et appareil pour la mise en Óoeuvre de ce procédé. |
US5512133A (en) * | 1994-08-01 | 1996-04-30 | International Paper Company | Method for deinking recycled paper using a low flow elongated open top flotation vessel |
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 |
FI105212B (fi) * | 1994-12-02 | 2000-06-30 | Enso Gutzeit Oy | Flotaatiolaitteisto sekä menetelmä musteen ja painovärien siistaamiseksi |
FR2730941B1 (fr) * | 1995-02-23 | 1997-05-16 | Gonzalez Pierre | Cellule pour le traitement par flottation d'un milieu liquide |
SE516480C2 (sv) * | 1996-08-30 | 2002-01-22 | Valmet Fibertech Ab | Förfarande för rening av en fibersuspension |
IT1293000B1 (it) * | 1997-05-30 | 1999-02-11 | Comer Spa | Reattore perfezionato per la depurazione di liquidi. |
FR2772399B1 (fr) | 1997-12-15 | 2000-02-11 | Lamort E & M | Procede de desencrage de la pate a papier provenant de papiers recycles |
DE19823053C1 (de) * | 1998-05-22 | 1999-10-14 | Voith Sulzer Papiertech Patent | Verfahren zur Flotation von Störstoffen aus einer wässrigen Faserstoffsuspension |
AT408957B (de) * | 2000-02-03 | 2002-04-25 | Andritz Ag Maschf | Verfahren und vorrichtung zum belüften von dispersionen |
EP1208897A1 (fr) | 2000-11-21 | 2002-05-29 | Epcon Norge AS | Réservoir pour flottation et dégazage combiné |
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 |
US7537674B1 (en) | 2006-06-12 | 2009-05-26 | Narayanasamy Seenivasan | Closed floatation de-inking module for recycled paper |
JP5275840B2 (ja) | 2009-02-10 | 2013-08-28 | Ntn株式会社 | 磁気エンコーダ等の多極磁化環状体の着磁方法および着磁装置 |
EP2266704A1 (fr) | 2009-06-24 | 2010-12-29 | Siemens Aktiengesellschaft | Machine de flottation pneumatique et procédé de flottation |
DE102009045965A1 (de) * | 2009-10-23 | 2011-04-28 | Voith Patent Gmbh | Verfahren zur Entfernung von Feststoffen aus einer Faserstoffsuspension durch Flotation |
JP5379748B2 (ja) | 2010-06-03 | 2013-12-25 | Ntn株式会社 | 磁気エンコーダ |
CN102247934B (zh) * | 2011-07-04 | 2013-09-25 | 福建省龙岩龙能粉煤灰综合利用有限公司 | 自供气式粉煤灰浮选工艺 |
DE102014012666B4 (de) * | 2014-08-22 | 2016-07-21 | Rithco Papertec Gmbh | Vorrichtung und Verfahren zur Reinigung von verunreinigten Feststoff-Flüssigkeits-Gemischen und Verwendung der Vorrichtung und des Verfahrens |
US20230063110A1 (en) * | 2020-02-21 | 2023-03-02 | Sumitomo Metal Mining Co., Ltd. | Slurry processing apparatus, microbubble generation equipment, and slurry processing method |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1067743B (de) * | 1956-06-04 | 1959-10-29 | Hubert Schranz Dr Ing | Vorrichtung zum Aufbereiten von Mineralien und anderen Stoffen nach dem Flotationsverfahren |
DE1190412B (de) * | 1961-04-18 | 1965-04-08 | Heyl & Patterson | Verfahren zur Schaumflotation |
NL273214A (fr) * | 1961-11-13 | |||
DE1280765B (de) * | 1962-07-26 | 1968-10-17 | Milos Krofta Dr Ing | Verfahren und Vorrichtung zum Reinigen von Abwasser, insbesondere der Papier- und Zellstoff- und aehnlicher Industrien |
GB1058914A (en) * | 1965-06-14 | 1967-02-15 | Outokumpu Oy | Froth flotation apparatus |
US3870635A (en) * | 1972-12-13 | 1975-03-11 | Improved Machinery Inc | Apparatus for clarifying an influent water |
DE2442045B2 (de) * | 1974-04-29 | 1976-03-11 | Adka-Matic Wasser-Aufbereitung Gmbh, 6300 Giessen | Vorrichtung zur abwasseraufbereitung |
JPS51203A (ja) * | 1974-06-19 | 1976-01-05 | Mitsubishi Electric Corp | Tashatsuwahoshiki |
DE2442848B1 (de) * | 1974-09-06 | 1976-01-02 | Adka-Matic Wasser-Aufbereitung Gmbh, 6300 Giessen | Verfahren zur Aufbereitung von Abwässern oder ähnlichen Flüssigkeiten mit Hilfe einer Flotationsanlage |
JPS52118002A (en) * | 1976-03-31 | 1977-10-04 | Fujimoto Porukon Kk | Apparatus for removing printed ink from used paper |
FR2371968A1 (fr) * | 1976-11-26 | 1978-06-23 | Guigues Sa | Dispositif d'epuration d'un effluent liquide par flottation |
US4212730A (en) * | 1978-03-17 | 1980-07-15 | Brooks George C | Apparatus for separating and classifying diverse, liquid-suspended solids |
US4157952A (en) * | 1978-03-24 | 1979-06-12 | Lenox Institute For Research | Apparatus for deinking waste paper pulp |
-
1979
- 1979-08-18 GB GB8013078A patent/GB2041788B/en not_active Expired
- 1979-08-18 US US06/194,243 patent/US4331534A/en not_active Expired - Lifetime
- 1979-08-18 WO PCT/DE1979/000090 patent/WO1980000423A1/fr unknown
- 1979-08-18 JP JP50137779A patent/JPH0224955B2/ja not_active Expired - Lifetime
- 1979-08-18 NL NL7920035A patent/NL187895C/xx not_active IP Right Cessation
- 1979-08-20 ES ES483503A patent/ES483503A1/es not_active Expired
- 1979-08-21 FR FR7921105A patent/FR2438115A1/fr active Granted
- 1979-10-29 ES ES485488A patent/ES485488A1/es not_active Expired
-
1980
- 1980-04-18 SE SE8002919A patent/SE449627B/sv not_active IP Right Cessation
-
1987
- 1987-10-27 JP JP62269523A patent/JPH01168984A/ja active Granted
-
1990
- 1990-06-08 JP JP2148863A patent/JPH03193988A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0104099A2 (fr) * | 1982-08-25 | 1984-03-28 | Engelhard Corporation | Procédé de flottation par moussage |
EP0104099A3 (en) * | 1982-08-25 | 1986-01-02 | Engelhard Corporation | Apparatus and method for froth flotation |
Also Published As
Publication number | Publication date |
---|---|
JPS55500597A (fr) | 1980-09-04 |
JPH0424472B2 (fr) | 1992-04-27 |
GB2041788B (en) | 1982-10-06 |
JPH03193988A (ja) | 1991-08-23 |
GB2041788A (en) | 1980-09-17 |
NL7920035A (nl) | 1980-06-30 |
SE449627B (sv) | 1987-05-11 |
NL187895C (nl) | 1992-02-17 |
US4331534A (en) | 1982-05-25 |
JPH0450429B2 (fr) | 1992-08-14 |
WO1980000423A1 (fr) | 1980-03-20 |
ES485488A1 (es) | 1980-05-16 |
ES483503A1 (es) | 1980-04-16 |
JPH01168984A (ja) | 1989-07-04 |
SE8002919L (sv) | 1980-04-18 |
JPH0224955B2 (fr) | 1990-05-31 |
FR2438115B1 (fr) | 1983-04-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CA | Change of address | ||
CD | Change of name or company name | ||
ST | Notification of lapse |