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)

Applications Claiming Priority (1)

Publications (2)

Family

ID=6056081

Family Applications (1)

Country Status (9)

Families Citing this family (3)

Family Cites Families (2)

• 1978
  • 1978-12-01 DE DE2852023A patent/DE2852023C2/de not_active Expired
• 1979
  • 1979-09-26 AT AT629579A patent/AT370794B/de not_active IP Right Cessation
  • 1979-11-20 FR FR7929015A patent/FR2442663A1/fr active Granted
  • 1979-11-20 IT IT6924779A patent/IT1119511B/it active
  • 1979-11-21 NL NL7908486A patent/NL7908486A/nl not_active Application Discontinuation
  • 1979-11-26 SE SE7909747A patent/SE7909747L/xx not_active Application Discontinuation
  • 1979-11-30 FI FI793758A patent/FI793758A/fi not_active Application Discontinuation
  • 1979-11-30 GB GB7941373A patent/GB2039763B/en not_active Expired
  • 1979-11-30 JP JP15452879A patent/JPS5575750A/ja active Pending

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