CA1335147C - System for wastepaper conditioning - Google Patents

System for wastepaper conditioning

Info

Publication number
CA1335147C
CA1335147C CA 604656 CA604656A CA1335147C CA 1335147 C CA1335147 C CA 1335147C CA 604656 CA604656 CA 604656 CA 604656 A CA604656 A CA 604656A CA 1335147 C CA1335147 C CA 1335147C
Authority
CA
Canada
Prior art keywords
flotation
stage
level
turbulence
deckering
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA 604656
Other languages
English (en)
French (fr)
Inventor
Lothar Pfalzer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JM Voith GmbH
Original Assignee
JM Voith GmbH
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 JM Voith GmbH filed Critical JM Voith GmbH
Application granted granted Critical
Publication of CA1335147C publication Critical patent/CA1335147C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/025—De-inking
    • 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
    • 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

  • Paper (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
CA 604656 1988-07-02 1989-07-04 System for wastepaper conditioning Expired - Fee Related CA1335147C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3822454A DE3822454C1 (enrdf_load_stackoverflow) 1988-07-02 1988-07-02
DEP3822454.2 1988-07-02

Publications (1)

Publication Number Publication Date
CA1335147C true CA1335147C (en) 1995-04-11

Family

ID=6357834

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 604656 Expired - Fee Related CA1335147C (en) 1988-07-02 1989-07-04 System for wastepaper conditioning

Country Status (7)

Country Link
EP (1) EP0349806B1 (enrdf_load_stackoverflow)
JP (1) JPH0247381A (enrdf_load_stackoverflow)
AT (1) ATE111985T1 (enrdf_load_stackoverflow)
CA (1) CA1335147C (enrdf_load_stackoverflow)
DE (1) DE3822454C1 (enrdf_load_stackoverflow)
ES (1) ES2058398T3 (enrdf_load_stackoverflow)
NO (1) NO174721C (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5770050A (en) * 1994-07-22 1998-06-23 Voith Sulzer Stoffaufbereitung Gmbh Flotation apparatus
US7267231B2 (en) * 2003-02-25 2007-09-11 Andritz Ag Process and device for aerating suspensions
DE102015000359A1 (de) 2015-01-20 2016-07-21 Stora Enso Sachsen GmbH Anlage und Deinkingverfahren

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4113861A1 (de) * 1991-04-27 1992-10-29 Gat Handelsgesellschaft Fuer I Vorrichtung zum reinigen von abwaessern aus druckanlagen
DE102004020339A1 (de) * 2004-04-26 2005-11-10 Voith Paper Patent Gmbh Verfahren zur Flotation von Störstoffen aus einer wässrigen Papierfasersuspension

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1177465B (de) * 1959-03-12 1964-09-03 Voith Gmbh J M Flotationsmaschine
DE2511435B2 (de) * 1975-03-12 1977-02-03 Flotiervorrichtung Escher Wyss GmbH, 7980 Ravensburg Flotiervorrichtung
DE2813448B1 (de) * 1978-03-29 1978-09-21 Voith Gmbh J M Verfahren und Anlage zur Wiederaufbereitung von Altpapier
US4331534A (en) * 1978-08-21 1982-05-25 Feldmuhle Aktiengesellschaft Method of and arrangement for the de-inking of pulp suspensions
DE2904326C3 (de) * 1979-02-05 1982-05-13 Naamloze Vennootschap Papierfabriek Gennep, Gennep Verfahren und Vorrichtung zum Deinken von Faserstoffsuspensionen
US4267052A (en) * 1979-12-10 1981-05-12 Chang Shih Chih Aeration method and apparatus
CH665962A5 (de) * 1985-07-19 1988-06-30 Escher Wyss Gmbh Begasungsvorrichtung fuer eine flotationseinrichtung und deren verwendung.
DE3634903A1 (de) * 1986-10-14 1988-04-28 Voith Gmbh J M Flotationseinrichtung

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5770050A (en) * 1994-07-22 1998-06-23 Voith Sulzer Stoffaufbereitung Gmbh Flotation apparatus
US7267231B2 (en) * 2003-02-25 2007-09-11 Andritz Ag Process and device for aerating suspensions
DE102015000359A1 (de) 2015-01-20 2016-07-21 Stora Enso Sachsen GmbH Anlage und Deinkingverfahren
WO2016116802A1 (en) 2015-01-20 2016-07-28 Stora Enso Sachsen GmbH Plantlayout and deinking method
CN107250457A (zh) * 2015-01-20 2017-10-13 罗曼·克劳泽 设备布置和脱墨方法
CN107250457B (zh) * 2015-01-20 2020-11-13 罗曼·克劳泽 设备布置和脱墨方法

Also Published As

Publication number Publication date
EP0349806A3 (de) 1991-07-31
EP0349806A2 (de) 1990-01-10
EP0349806B1 (de) 1994-09-21
NO892725L (no) 1990-01-03
NO174721C (no) 1994-06-22
ATE111985T1 (de) 1994-10-15
NO892725D0 (no) 1989-06-30
ES2058398T3 (es) 1994-11-01
NO174721B (no) 1994-03-14
JPH0247381A (ja) 1990-02-16
DE3822454C1 (enrdf_load_stackoverflow) 1989-08-24

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