IT8067261A0 - Dispositivo di flottazione partico larmente per la disinchiostrazione di sospensioni di fibre di carta da macero - Google Patents

Dispositivo di flottazione partico larmente per la disinchiostrazione di sospensioni di fibre di carta da macero

Info

Publication number
IT8067261A0
IT8067261A0 IT8067261A IT6726180A IT8067261A0 IT 8067261 A0 IT8067261 A0 IT 8067261A0 IT 8067261 A IT8067261 A IT 8067261A IT 6726180 A IT6726180 A IT 6726180A IT 8067261 A0 IT8067261 A0 IT 8067261A0
Authority
IT
Italy
Prior art keywords
desinking
floating device
paper fiber
device particularly
fiber suspensions
Prior art date
Application number
IT8067261A
Other languages
English (en)
Other versions
IT1128233B (it
Inventor
Lothar Pfalzer
Siegbert Fischer
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 IT8067261A0 publication Critical patent/IT8067261A0/it
Application granted granted Critical
Publication of IT1128233B publication Critical patent/IT1128233B/it

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
    • B03D1/1418—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
    • B03D1/1462—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
    • B03D1/1493—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
    • B03D1/16—Flotation machines with impellers; Subaeration machines
    • B03D1/22—Flotation machines with impellers; Subaeration machines with external blowers
    • 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

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biotechnology (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Processing Of Solid Wastes (AREA)
IT6726180A 1979-02-21 1980-02-20 Dispositivo di flottazione particolarmente per la disinchiostrazione di sospensioni di fibre di carta da macero IT1128233B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2906599A DE2906599B1 (de) 1979-02-21 1979-02-21 Flotationsvorrichtung

Publications (2)

Publication Number Publication Date
IT8067261A0 true IT8067261A0 (it) 1980-02-20
IT1128233B IT1128233B (it) 1986-05-28

Family

ID=6063477

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6726180A IT1128233B (it) 1979-02-21 1980-02-20 Dispositivo di flottazione particolarmente per la disinchiostrazione di sospensioni di fibre di carta da macero

Country Status (10)

Country Link
US (1) US4277328A (it)
JP (1) JPS55112388A (it)
BE (1) BE881791A (it)
DE (1) DE2906599B1 (it)
ES (1) ES488478A1 (it)
FI (1) FI800472A (it)
FR (1) FR2449744A1 (it)
GB (1) GB2044130A (it)
IT (1) IT1128233B (it)
NL (1) NL8000991A (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4399028A (en) * 1982-06-14 1983-08-16 The Black Clawson Company Froth flotation apparatus and method
US4919849A (en) * 1988-12-23 1990-04-24 Union Carbide Industrial Gases Technology Corporation Gas-liquid mixing process and apparatus
DE3918025A1 (de) * 1989-06-02 1990-12-06 Bergwerksverband Gmbh Flotationsapparat
EP0579601A1 (en) * 1990-10-30 1994-01-26 BLUM, Stanley Method and apparatus for removing ink from waste paper material
US5302245A (en) * 1991-04-02 1994-04-12 Vps Technology Partnership Integrated wastepaper treatment process
FI87893C (fi) * 1991-06-05 1993-03-10 Outokumpu Research Oy Saett att anrika malmsuspension med hjaelp av kraftig foerberedande blandning och samtidig flotation samt anordningar foer genomfoerande av detta
US5622600A (en) * 1993-09-09 1997-04-22 Marcal Paper Mills, Inc. Dyed particulate or granular materials from recycled paper and process for making the materials
US5882480A (en) * 1993-09-09 1999-03-16 Marcal Paper Mills, Inc. Process for making granular material
WO1995007384A1 (en) * 1993-09-09 1995-03-16 Marcal Paper Mills, Inc. Process and apparatus for manufacturing absorbent granular material
US6019873A (en) 1993-09-09 2000-02-01 Marcal Paper Mills, Inc. Floor absorbent granular product
US5807465A (en) * 1993-09-09 1998-09-15 Marcal Paper Mills, Inc. Granular material containing recycled paper components
US5888345A (en) * 1993-09-09 1999-03-30 Marcal Paper Mills, Inc. Absorbent granular product
US5951822A (en) * 1993-09-09 1999-09-14 Marcal Paper Mills, Inc. Apparatus for making granular material
FI20011658A0 (fi) * 2001-08-17 2001-08-17 Outokumpu Oy Vaahdotuskone
US20050145349A1 (en) * 2004-01-06 2005-07-07 Hassan El-Shall Method of de-inking paper and other cellulosic materials
DE102009006035A1 (de) * 2009-01-24 2010-07-29 Voith Patent Gmbh Flotation einer Faserstoffsuspension
US11352276B2 (en) * 2020-05-01 2022-06-07 Aqua-Aerobic Systems, Inc. Flow straightening vane for aerator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR478288A (fr) * 1915-03-20 1915-12-01 Gen Waste Paper Recovery Compa Procédé et appareil pour défibrer le papier imprimé ou non imprimé, et pour désencrer le papier imprimé
US2061564A (en) * 1934-08-29 1936-11-24 Drake Diffusion impeller deflector
FR833460A (fr) * 1937-02-10 1938-10-21 Perfectionnements à la récupération de la pulpe du papier
US3070229A (en) * 1958-07-21 1962-12-25 Loro & Parisini Spa Apparatus for the froth-flotation of minerals
US3050188A (en) * 1959-03-12 1962-08-21 Voith Gmbh J M Flotation machine
US4078026A (en) * 1973-06-05 1978-03-07 Outokumpu Oy Device for dispersing gas into a liquid
US4028229A (en) * 1974-03-22 1977-06-07 National Research Development Corporation Froth flotation

Also Published As

Publication number Publication date
BE881791A (fr) 1980-06-16
JPS55112388A (en) 1980-08-29
US4277328A (en) 1981-07-07
NL8000991A (nl) 1980-08-25
ES488478A1 (es) 1980-10-01
FI800472A (fi) 1980-08-22
GB2044130A (en) 1980-10-15
DE2906599B1 (de) 1979-10-25
FR2449744A1 (fr) 1980-09-19
IT1128233B (it) 1986-05-28

Similar Documents

Publication Publication Date Title
IT8067261A0 (it) Dispositivo di flottazione partico larmente per la disinchiostrazione di sospensioni di fibre di carta da macero
IT7968039A0 (it) Struttura fibrosa contenente fibre metalliche procedimento per la sua fabbricazione e sua applicazione particolarmente come carta di sicurezza
DK149670C (da) Koblingsorgan for optiske fibre
SE7904752L (sv) Fiberoptiskt metdon
IT1178165B (it) Dispositivo di flottazione di sospensioni di fibre
IT8067693A0 (it) Spappolatore per la produzione di sospensioni di materiale da carta
AT383382B (de) Poroeses mineralfaserhaltiges papier
IT1093179B (it) Metodo ed apparecchio per la produzione di carta con sospensioni di fibre ad elevata consistenza
IT1155044B (it) Procedimento litografico per la fabbricazione di fibre ottiche
IT7967874A0 (it) Dispositivo per la vagliatura di sospensioni di fibre
IT1074645B (it) Dispositivo per vagliare sospensioni di fibre per carta
IT1144390B (it) Rotore per un disgregatore per la preparazione di poltiglie di fibre da carta
AT375978B (de) Mahlvorrichtung fuer faserstoffsuspensionen zur papierherstellung
IT1122555B (it) Lastra di fibre ottiche
IT1163465B (it) Fibre idrofobe cave bagnabili
FR2494857B1 (fr) Commutateur pour fibres optiques
IT8067538A0 (it) Procedimento per la patinatura del la carta
IT1144402B (it) Spappolatore per la produzione di sospensioni di materiale da carta
IT1130724B (it) Passante ermetico per fibre ottiche
IT7868105A0 (it) Procedimento e dispositivo per il pompaggio di sospensioni di fibre particolarmente per cartiera
IT1105186B (it) Dispositivo apritore-pulitore per fibre
IT1195747B (it) Feltri per la fabbricazione di carta
IT8222388A1 (it) Procedimento per la collatura di carta
IT8053257V0 (it) Filtro per l ispessimento di sospensioni di fibre particolarmente per l industria cartaria
IT1130383B (it) Procedimento per la fabbricazione di fibre fotoconduttrici