FI69133C - Roerflotationscell - Google Patents
Roerflotationscell Download PDFInfo
- Publication number
- FI69133C FI69133C FI810336A FI810336A FI69133C FI 69133 C FI69133 C FI 69133C FI 810336 A FI810336 A FI 810336A FI 810336 A FI810336 A FI 810336A FI 69133 C FI69133 C FI 69133C
- Authority
- FI
- Finland
- Prior art keywords
- foam
- suspension
- outlet opening
- tube
- outlet
- Prior art date
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
- B03D1/02—Froth-flotation processes
- B03D1/028—Control and monitoring of flotation processes; computer models therefor
-
- 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
- B03D1/1406—Flotation machines with special arrangement of a plurality of flotation cells, e.g. positioning a flotation cell inside another
-
- 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
- B03D1/1443—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
-
- 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)
- General Engineering & Computer Science (AREA)
- Paper (AREA)
Claims (12)
1. Anordning för avlägsning av trycksvärta i avfallspapper i en mängd successivt placerade flotationsceller, varvid sus-pensionens utloppspunkt frän den föregäende cellen i samtliga fall har anslutits tili inloppspunkten i följande flotations-cell och varvid varje flotationscell är försedd med med ett omrörningsorgan, ett luftintagningsorgan och med en öppning för skummets utloppsledning, kännetecknad därav, att den är försedd med ett vägrätt eller med ett nagot bakät-lutande, tillslutet och väsentligen rörlikt organ, som me-delst väsentligen lodräta väggar är uppdelad i flere delar, varvid varje del är försedd med en inströmningspunkt (8) för suspensionen, en utströmningspunkt (11) för suspensionen, en utströmningsöppning (12) för skummet, ett omrörningsorgan (3) och med en inloppsledning (9) för luft, att suspensionens utströmningspunkt och skummets utströmningspunkt är belägna pä sarnma sidovägg och att skummets utströmningspunkt är in-passad i en gemensam skumkanal (13).
2. Anordning enligt patentkravet 1, kännetecknad därav, att rörets varje del är försedd med en mellan-vägg (10), som avskiljer suspensionens utloppspunkt (11) frän flotationskammaren.
3. Anordning enligt patentkravet 2, kännetecknad därav, att mellanväggen (10) är vid sin nedre del anordnad i en väsentligen lodrät riktning och att den vid Övre delen av rörets axel är böjd mot röraxeln.
4. Anordning enligt nagot av patentkraven 1-3, kännetecknad därav, att vid skummets utloppsöppning (12) eller före den har placerats en styrklaff (15).
5. Anordning enligt patentkravet 4, kännetecknad därav, att styrklaffen (15) är placerad vid skummets utloppsöppning (12) och att den mynnar tili en med den gemensam, vid rörets yttervägg inpassad skumkanal (13). il
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3005815A DE3005815C2 (de) | 1980-02-16 | 1980-02-16 | Vorrichtung zum Deinken von Altpapier |
DE3005815 | 1980-02-16 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI810336L FI810336L (fi) | 1981-08-17 |
FI69133B FI69133B (fi) | 1985-08-30 |
FI69133C true FI69133C (fi) | 1985-12-10 |
Family
ID=6094769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI810336A FI69133C (fi) | 1980-02-16 | 1981-02-05 | Roerflotationscell |
Country Status (12)
Country | Link |
---|---|
US (1) | US4328095A (sv) |
AT (1) | AT374511B (sv) |
BE (1) | BE887527A (sv) |
CA (1) | CA1155695A (sv) |
CH (1) | CH651337A5 (sv) |
DE (1) | DE3005815C2 (sv) |
ES (1) | ES498912A0 (sv) |
FI (1) | FI69133C (sv) |
FR (1) | FR2476164A1 (sv) |
GB (1) | GB2069877B (sv) |
IT (1) | IT1143505B (sv) |
NL (1) | NL187918C (sv) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3144386C2 (de) * | 1981-11-07 | 1983-12-29 | J.M. Voith Gmbh, 7920 Heidenheim | Injektorflotationsapparat |
DE3320125A1 (de) * | 1983-06-03 | 1984-12-06 | J.M. Voith Gmbh, 7920 Heidenheim | Verfahren und einrichtung zur aufbereitung von altpapier |
US4952308A (en) * | 1986-12-10 | 1990-08-28 | Beloit Corporation | Pressurized flotation module and method for pressurized foam separation |
ATE104176T1 (de) * | 1986-12-16 | 1994-04-15 | Univ Newcastle Res Ass | Belueftungsvorrichtung. |
DE4116916C2 (de) * | 1991-05-24 | 1994-09-22 | Escher Wyss Gmbh | Flotationseinrichtung zur Störstoff- insbesondere Druckfarbenentfernung aus Altpapiersuspensionen |
DE59306004D1 (de) * | 1992-03-04 | 1997-05-07 | Voith Gmbh J M | Aufbereitung und Verfahren von Altpapier |
DE4224329C1 (de) * | 1992-07-23 | 1993-11-11 | Voith Gmbh J M | Aufbereitungsverfahren für Altpapier |
US5509535A (en) * | 1994-07-12 | 1996-04-23 | Hydrochem Developments Ltd. | Flotation apparatus |
DE4426159A1 (de) * | 1994-07-22 | 1994-12-08 | Voith Gmbh J M | Flotationseinrichtung |
US5529190A (en) * | 1995-02-06 | 1996-06-25 | Ahlstrom Machinery, Inc. | Gas sparged hydrocyclone with foam separating vessel |
FR2743312B1 (fr) * | 1996-01-08 | 1998-03-06 | Hydrochem Dev Ltd | Appareil de flottation |
US6073774A (en) * | 1997-04-14 | 2000-06-13 | Beloit Technologies, Inc. | Pressurized deinking module with vent line |
DE10012530A1 (de) * | 2000-03-15 | 2001-09-27 | Waldner Gmbh & Co Hermann | Vorrichtung zum Abscheiden von Schwergut |
DE10327701A1 (de) * | 2003-06-20 | 2005-01-05 | Voith Paper Patent Gmbh | Verfahren und Vorrichtung zur Flotation von Störstoffen aus einer wässrigen Faserstoffsuspension |
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 |
US7544271B1 (en) | 2006-06-12 | 2009-06-09 | Narayanasamy Seenivasan | Open flotation de-inking module for recycled paper |
US7537674B1 (en) | 2006-06-12 | 2009-05-26 | Narayanasamy Seenivasan | Closed floatation de-inking module for recycled paper |
CN113967540B (zh) * | 2021-10-25 | 2022-07-22 | 中南大学 | 一种充气搅拌设备及其应用 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1389674A (en) * | 1921-09-06 | Flotation-machine | ||
US838626A (en) * | 1903-12-17 | 1906-12-18 | Edmund B Kirby | Separating-tank. |
US1578274A (en) * | 1922-03-10 | 1926-03-30 | Nat Carbon Co Inc | Method of treating particles of matter |
US1492933A (en) * | 1922-04-10 | 1924-05-06 | Parker James Benj | Mineral separator |
GB695107A (en) * | 1949-06-15 | 1953-08-05 | Westfalia Dinnendahl Groeppel | Improvements in or relating to froth flotation apparatus |
DE1155968B (de) * | 1959-06-27 | 1963-10-17 | Voith Gmbh J M | Flotationsmaschine |
US3050188A (en) * | 1959-03-12 | 1962-08-21 | Voith Gmbh J M | Flotation machine |
NL278502A (sv) * | 1961-05-18 | 1900-01-01 | ||
DE1186422B (de) * | 1963-02-21 | 1965-02-04 | Kloeckner Humboldt Deutz Ag | Ruehrwerksflotationszelle |
US3348687A (en) * | 1965-03-31 | 1967-10-24 | Union Tank Car Co | Sewage treatment system |
US3446353A (en) * | 1966-04-25 | 1969-05-27 | Zinc Corp Ltd The | Method and apparatus for froth flotation |
JPS5277176A (en) * | 1975-12-23 | 1977-06-29 | Seiji Naganuma | Removing of printed film |
-
1980
- 1980-02-16 DE DE3005815A patent/DE3005815C2/de not_active Expired
- 1980-12-30 AT AT633880A patent/AT374511B/de not_active IP Right Cessation
-
1981
- 1981-01-29 ES ES498912A patent/ES498912A0/es active Granted
- 1981-02-05 FI FI810336A patent/FI69133C/fi not_active IP Right Cessation
- 1981-02-09 NL NL8100613A patent/NL187918C/xx not_active IP Right Cessation
- 1981-02-09 US US06/232,604 patent/US4328095A/en not_active Expired - Lifetime
- 1981-02-10 GB GB8104051A patent/GB2069877B/en not_active Expired
- 1981-02-11 CH CH920/81A patent/CH651337A5/de not_active IP Right Cessation
- 1981-02-13 CA CA000370879A patent/CA1155695A/en not_active Expired
- 1981-02-13 IT IT6721681A patent/IT1143505B/it active
- 1981-02-16 BE BE0/203801A patent/BE887527A/fr not_active IP Right Cessation
- 1981-02-16 FR FR8103334A patent/FR2476164A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
GB2069877A (en) | 1981-09-03 |
NL187918B (nl) | 1991-09-16 |
CA1155695A (en) | 1983-10-25 |
AT374511B (de) | 1984-05-10 |
BE887527A (fr) | 1981-06-15 |
DE3005815C2 (de) | 1982-09-23 |
FR2476164B3 (sv) | 1982-12-17 |
IT1143505B (it) | 1986-10-22 |
US4328095A (en) | 1982-05-04 |
NL187918C (nl) | 1992-02-17 |
FI810336L (fi) | 1981-08-17 |
ES8200936A1 (es) | 1981-11-16 |
FR2476164A1 (fr) | 1981-08-21 |
GB2069877B (en) | 1983-06-02 |
FI69133B (fi) | 1985-08-30 |
CH651337A5 (de) | 1985-09-13 |
IT8167216A0 (it) | 1981-02-13 |
ATA633880A (de) | 1983-09-15 |
NL8100613A (nl) | 1981-09-16 |
DE3005815A1 (de) | 1981-08-20 |
ES498912A0 (es) | 1981-11-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: J. M. VOITH GMBH |