IT7969247A0 - DEVICE FOR INTRODUCING A SUSPENSION OF FIBERS INTO A FLOTATION VESSEL PARTICULARLY IN THE PROCESSING OF WASTE PAPER - Google Patents
DEVICE FOR INTRODUCING A SUSPENSION OF FIBERS INTO A FLOTATION VESSEL PARTICULARLY IN THE PROCESSING OF WASTE PAPERInfo
- Publication number
- IT7969247A0 IT7969247A0 IT7969247A IT6924779A IT7969247A0 IT 7969247 A0 IT7969247 A0 IT 7969247A0 IT 7969247 A IT7969247 A IT 7969247A IT 6924779 A IT6924779 A IT 6924779A IT 7969247 A0 IT7969247 A0 IT 7969247A0
- Authority
- IT
- Italy
- Prior art keywords
- fibers
- introducing
- suspension
- processing
- waste paper
- Prior art date
Links
- 239000000835 fiber Substances 0.000 title 1
- 238000005188 flotation Methods 0.000 title 1
- 239000010893 paper waste Substances 0.000 title 1
- 239000000725 suspension Substances 0.000 title 1
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)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2852023A DE2852023C2 (en) | 1978-12-01 | 1978-12-01 | Device for introducing a pulp suspension into a flotation tank |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7969247A0 true IT7969247A0 (en) | 1979-11-20 |
IT1119511B IT1119511B (en) | 1986-03-10 |
Family
ID=6056081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT6924779A IT1119511B (en) | 1978-12-01 | 1979-11-20 | DEVICE FOR THE INTRODUCTION OF A SUSPENSION OF FIBERS INTO A FLOTATION CONTAINER PARTICULARLY IN THE PROCESSING OF WASTE PAPER |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS5575750A (en) |
AT (1) | AT370794B (en) |
DE (1) | DE2852023C2 (en) |
FI (1) | FI793758A (en) |
FR (1) | FR2442663A1 (en) |
GB (1) | GB2039763B (en) |
IT (1) | IT1119511B (en) |
NL (1) | NL7908486A (en) |
SE (1) | SE7909747L (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI83482C (en) * | 1990-01-10 | 1991-07-25 | Outokumpu Oy | SAETTING OVER ANORDNING MATERIAL AV LUFT I FLOTATIONSCELL. |
US5244097A (en) * | 1990-01-10 | 1993-09-14 | Outokumpu Oy | Apparatus for feeding air into a flotation cell |
DE19948176B4 (en) * | 1999-10-07 | 2004-05-13 | Voith Paper Patent Gmbh | Flotation device for removing impurities, in particular printing ink, from paper fiber suspensions |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5136201B2 (en) * | 1972-03-18 | 1976-10-07 | ||
JPS4948604B2 (en) * | 1972-10-11 | 1974-12-23 |
-
1978
- 1978-12-01 DE DE2852023A patent/DE2852023C2/en not_active Expired
-
1979
- 1979-09-26 AT AT629579A patent/AT370794B/en not_active IP Right Cessation
- 1979-11-20 FR FR7929015A patent/FR2442663A1/en active Granted
- 1979-11-20 IT IT6924779A patent/IT1119511B/en active
- 1979-11-21 NL NL7908486A patent/NL7908486A/en not_active Application Discontinuation
- 1979-11-26 SE SE7909747A patent/SE7909747L/en not_active Application Discontinuation
- 1979-11-30 JP JP15452879A patent/JPS5575750A/en active Pending
- 1979-11-30 FI FI793758A patent/FI793758A/en not_active Application Discontinuation
- 1979-11-30 GB GB7941373A patent/GB2039763B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2442663B3 (en) | 1981-08-28 |
SE7909747L (en) | 1980-06-02 |
GB2039763B (en) | 1982-11-10 |
DE2852023C2 (en) | 1980-08-28 |
IT1119511B (en) | 1986-03-10 |
AT370794B (en) | 1983-05-10 |
NL7908486A (en) | 1980-06-03 |
JPS5575750A (en) | 1980-06-07 |
FI793758A (en) | 1980-06-02 |
DE2852023B1 (en) | 1979-12-20 |
FR2442663A1 (en) | 1980-06-27 |
GB2039763A (en) | 1980-08-20 |
ATA629579A (en) | 1982-09-15 |
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