IT1153105B - Dispositivo di flottazione per la preparazione della carta straccia - Google Patents

Dispositivo di flottazione per la preparazione della carta straccia

Info

Publication number: IT1153105B
Authority: IT; Italy
Prior art keywords: flotation tank; flotation device; paper preparation; flotation; stack paper
Prior art date: 1981-07-10

Application number

IT22186/82A

Other languages

English (en)

Other versions

IT8222186A0 (it

Inventor

Lothar Pfalzer

Werner Cechovsky

Juergen Mittag

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.)

1981-07-10

Filing date

1982-07-01

Publication date

1987-01-14

1982-07-01 Application filed by Voith Gmbh J M filed Critical Voith Gmbh J M

1982-07-01 Publication of IT8222186A0 publication Critical patent/IT8222186A0/it

1987-01-14 Application granted granted Critical

1987-01-14 Publication of IT1153105B publication Critical patent/IT1153105B/it

Links

238000005188 flotation Methods 0.000 title abstract 6
239000010893 paper waste Substances 0.000 abstract 2
239000000725 suspension Substances 0.000 abstract 2
238000000605 extraction Methods 0.000 abstract 1

Classifications

- 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
- 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
- B03D1/1456—Feed mechanisms for the slurry
- 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
- B03D1/24—Pneumatic
- B03D1/247—Mixing gas and slurry in a device separate from the flotation tank, i.e. reactor-separator type

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Biotechnology (AREA)
Paper (AREA)
Physical Water Treatments (AREA)

IT22186/82A 1981-07-10 1982-07-01 Dispositivo di flottazione per la preparazione della carta straccia IT1153105B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE3127290A DE3127290C2 (de)	1981-07-10	1981-07-10	Flotationseinrichtung zur Aufbereitung von Altpapier

Publications (2)

Publication Number	Publication Date
IT8222186A0 IT8222186A0 (it)	1982-07-01
IT1153105B true IT1153105B (it)	1987-01-14

Family

ID=6136607

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT22186/82A IT1153105B (it)	1981-07-10	1982-07-01	Dispositivo di flottazione per la preparazione della carta straccia

Country Status (7)

Country	Link
JP (1)	JPS5817854A (it)
AT (1)	AT378015B (it)
DE (1)	DE3127290C2 (it)
FR (1)	FR2509337A1 (it)
GB (1)	GB2102308B (it)
IT (1)	IT1153105B (it)
SE (1)	SE451676B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3211906C1 (de) *	1982-03-31	1988-12-01	J.M. Voith Gmbh, 7920 Heidenheim	Injektor fuer Flotationsapparate
GB8310494D0 (en) *	1983-04-19	1983-05-25	Beloit Walmsley Ltd	Deinking
AT387407B (de) *	1984-01-09	1989-01-25	Escher Wyss Gmbh	Flotationsvorrichtung zum flotieren von aus altpapier gewonnener faserstoffsuspension
DE3524071A1 (de) *	1985-07-05	1987-01-15	Erich Ing Grad Kurz	Verfahren und einrichtung zur flotation von fasersuspensionen
WO1991001276A1 (de) *	1989-07-17	1991-02-07	Zander Aufbereitungstechnik Gmbh	Schmutzwasseraufbereitungsanlage nach dem flotations-verfahren
US5114568A (en) *	1990-07-13	1992-05-19	Earth Solutions, Inc.	Reclamation system for contaminated material
DE4116916C2 (de) *	1991-05-24	1994-09-22	Escher Wyss Gmbh	Flotationseinrichtung zur Störstoff- insbesondere Druckfarbenentfernung aus Altpapiersuspensionen
DE4312540C1 (de) *	1993-04-17	1994-10-13	Escher Wyss Gmbh	Verfahren zur Abtrennung von Feststoffen aus einer Suspension sowie Vorrichtung zu seiner Durchführung
DE19730464A1 (de) *	1997-07-16	1999-01-21	Voith Sulzer Stoffaufbereitung	Verfahren und Flotationsvorrichtung zur Entfernung von Störstoffen aus einer wäßrigen Faserstoffsuspension
EP1208897A1 (en) *	2000-11-21	2002-05-29	Epcon Norge AS	Combined degassing and flotation tank
AU2001240887B2 (en) *	2001-03-19	2007-05-24	Maelgwyn Mineral Services Limited	Pneumatic flotation separation device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2535553A1 (de) *	1974-08-09	1976-02-19	Mitsui Mining & Smelting Co	Verfahren und vorrichtung fuer die extraktion von farbe aus abfallpapier
CH614636A5 (en) *	1976-04-12	1979-12-14	Swemac Sa	Process and installation for the elimination, by flotation, of impurities in the form of solid particles contained in a liquid
DE2914392C2 (de) *	1979-04-10	1980-10-23	E. Et M. Lamort S.A., Vitry-Le-Francois	Verfahren und Vorrichtung zum Deinken von Faserstoffsuspensionen

1981
- 1981-07-10 DE DE3127290A patent/DE3127290C2/de not_active Expired
1982
- 1982-05-21 AT AT0200982A patent/AT378015B/de not_active IP Right Cessation
- 1982-06-10 SE SE8203594A patent/SE451676B/sv not_active IP Right Cessation
- 1982-06-25 GB GB08218457A patent/GB2102308B/en not_active Expired
- 1982-07-01 FR FR8211718A patent/FR2509337A1/fr active Granted
- 1982-07-01 IT IT22186/82A patent/IT1153105B/it active
- 1982-07-10 JP JP57120446A patent/JPS5817854A/ja active Pending

Also Published As

Publication number	Publication date
FR2509337B3 (it)	1984-07-27
JPS5817854A (ja)	1983-02-02
SE451676B (sv)	1987-10-26
FR2509337A1 (fr)	1983-01-14
DE3127290C2 (de)	1986-10-30
GB2102308B (en)	1985-12-04
GB2102308A (en)	1983-02-02
IT8222186A0 (it)	1982-07-01
SE8203594L (sv)	1983-01-11
AT378015B (de)	1985-06-10
ATA200982A (de)	1984-10-15
DE3127290A1 (de)	1983-01-27

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