IT1119511B - Dispositivo per l'introduzione di una sospensione di fibre in un recipiente di flottazione particolarmente nella lavorazione della carta da macero - Google Patents

Dispositivo per l'introduzione di una sospensione di fibre in un recipiente di flottazione particolarmente nella lavorazione della carta da macero

Info

Publication number
IT1119511B
IT1119511B IT6924779A IT6924779A IT1119511B IT 1119511 B IT1119511 B IT 1119511B IT 6924779 A IT6924779 A IT 6924779A IT 6924779 A IT6924779 A IT 6924779A IT 1119511 B IT1119511 B IT 1119511B
Authority
IT
Italy
Prior art keywords
suspension
impeller
waste paper
fibers
introduction
Prior art date
Application number
IT6924779A
Other languages
English (en)
Other versions
IT7969247A0 (it
Inventor
Hans Otto Henrich
Lothar Pfalzer
Theodor Bahr
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 IT7969247A0 publication Critical patent/IT7969247A0/it
Application granted granted Critical
Publication of IT1119511B publication Critical patent/IT1119511B/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
    • B03D1/1412—Flotation machines with baffles, e.g. at the wall for redirecting settling solids
    • 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)
  • Mixers Of The Rotary Stirring Type (AREA)
IT6924779A 1978-12-01 1979-11-20 Dispositivo per l'introduzione di una sospensione di fibre in un recipiente di flottazione particolarmente nella lavorazione della carta da macero IT1119511B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2852023A DE2852023C2 (de) 1978-12-01 1978-12-01 Vorrichtung zum Einleiten einer Faserstoffsuspension in einen Flotationsbehälter

Publications (2)

Publication Number Publication Date
IT7969247A0 IT7969247A0 (it) 1979-11-20
IT1119511B true IT1119511B (it) 1986-03-10

Family

ID=6056081

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6924779A IT1119511B (it) 1978-12-01 1979-11-20 Dispositivo per l'introduzione di una sospensione di fibre in un recipiente di flottazione particolarmente nella lavorazione della carta da macero

Country Status (9)

Country Link
JP (1) JPS5575750A (it)
AT (1) AT370794B (it)
DE (1) DE2852023C2 (it)
FI (1) FI793758A (it)
FR (1) FR2442663A1 (it)
GB (1) GB2039763B (it)
IT (1) IT1119511B (it)
NL (1) NL7908486A (it)
SE (1) SE7909747L (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI83482C (fi) * 1990-01-10 1991-07-25 Outokumpu Oy Saett och anordning foer matning av luft i flotationscell.
US5244097A (en) * 1990-01-10 1993-09-14 Outokumpu Oy Apparatus for feeding air into a flotation cell
DE19948176B4 (de) * 1999-10-07 2004-05-13 Voith Paper Patent Gmbh Flotationsvorrichtung zur Störstoff- insbesondere Druckfarbenentfernung aus Papierfasersuspensionen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5136201B2 (it) * 1972-03-18 1976-10-07
JPS4948604B2 (it) * 1972-10-11 1974-12-23

Also Published As

Publication number Publication date
GB2039763A (en) 1980-08-20
SE7909747L (sv) 1980-06-02
FI793758A (fi) 1980-06-02
GB2039763B (en) 1982-11-10
JPS5575750A (en) 1980-06-07
DE2852023C2 (de) 1980-08-28
ATA629579A (de) 1982-09-15
FR2442663A1 (fr) 1980-06-27
AT370794B (de) 1983-05-10
FR2442663B3 (it) 1981-08-28
DE2852023B1 (de) 1979-12-20
IT7969247A0 (it) 1979-11-20
NL7908486A (nl) 1980-06-03

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