FI940436A - Vedenpoisto vesipitoisista suspensioista - Google Patents

Vedenpoisto vesipitoisista suspensioista Download PDF

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Publication number
FI940436A
FI940436A FI940436A FI940436A FI940436A FI 940436 A FI940436 A FI 940436A FI 940436 A FI940436 A FI 940436A FI 940436 A FI940436 A FI 940436A FI 940436 A FI940436 A FI 940436A
Authority
FI
Finland
Prior art keywords
dewatering
aqueous suspensions
suspensions
aqueous
Prior art date
Application number
FI940436A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI940436A0 (fi
Inventor
John Graham Langley
Peter Robin Broughton Lawrence
Original Assignee
Allied Colloids Ltd
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 Allied Colloids Ltd filed Critical Allied Colloids Ltd
Publication of FI940436A0 publication Critical patent/FI940436A0/fi
Publication of FI940436A publication Critical patent/FI940436A/fi

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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
    • C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Removal Of Specific Substances (AREA)
FI940436A 1991-08-02 1994-01-28 Vedenpoisto vesipitoisista suspensioista FI940436A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9116702A GB9116702D0 (en) 1991-08-02 1991-08-02 Dewatering of aqueous suspensions
PCT/GB1992/001429 WO1993002966A1 (en) 1991-08-02 1992-08-03 Dewatering of aqueous suspensions

Publications (2)

Publication Number Publication Date
FI940436A0 FI940436A0 (fi) 1994-01-28
FI940436A true FI940436A (fi) 1994-01-28

Family

ID=10699405

Family Applications (1)

Application Number Title Priority Date Filing Date
FI940436A FI940436A (fi) 1991-08-02 1994-01-28 Vedenpoisto vesipitoisista suspensioista

Country Status (11)

Country Link
EP (1) EP0597950A1 (es)
JP (1) JPH06509741A (es)
AU (1) AU2379992A (es)
BR (1) BR9206330A (es)
CA (1) CA2114437A1 (es)
FI (1) FI940436A (es)
GB (1) GB9116702D0 (es)
MX (1) MX9204516A (es)
NO (1) NO940336L (es)
WO (1) WO1993002966A1 (es)
ZA (1) ZA925819B (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5637191A (en) * 1992-04-15 1997-06-10 Allied Colloids Limited Treatment of cellulosic material and compositions for use in this
GB9322118D0 (en) * 1993-10-27 1993-12-15 Allied Colloids Ltd Treatment of cellulosic material and compositions for use in this
US5454955A (en) * 1994-03-25 1995-10-03 Nalco Chemical Company Use of hectorite as a clarification aid for deink plant effluent
CA2203883A1 (en) * 1994-10-31 1996-05-09 Gerald Guerro Methods of coagulating and decolorizing waste streams
US5961838A (en) * 1997-12-18 1999-10-05 Nalco Chemical Company Amphoteric polymer/polyamine combinations for color removal and clarification of paper mill waste water
US6413433B1 (en) 2000-08-31 2002-07-02 Nalco Chemical Company Method for dewatering of sludge
JP3969355B2 (ja) * 2003-06-24 2007-09-05 株式会社石垣 懸濁物質の凝集処理方法
JP4048369B2 (ja) * 2003-07-17 2008-02-20 株式会社蓬莱組 ヘドロ状態の高濃度泥水用脱水剤およびヘドロ状態の高濃度泥水の処理方法
CN103466839A (zh) * 2013-09-26 2013-12-25 东莞玖龙纸业有限公司 一种油墨废水的处理方法
EP3724395B1 (en) * 2017-12-15 2023-02-08 Kemira Oyj Method for treating aqueous feed by dissolved gas flotation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1472923A (fr) * 1963-12-30 1967-03-17 Hollifield Corp Procédé pour clarifier des fluides effluents de déchets provenant du désencrage de papiers imprimés
US3617568A (en) * 1970-01-02 1971-11-02 Standard Oil Co Process for flocculating colloidal particles by the sequential addition of polymers
DE3627407C2 (de) * 1986-08-13 1994-05-19 Steinbeis Temming Papier Gmbh Verfahren zur Reinigung von Wasserkreisläufen bei der Halbstoff- und Papierherstellung
FR2649091B1 (fr) * 1989-06-29 1991-10-04 Du Pin Cellulose Procede et dispositif pour le traitement des effluents contenant des encres a l'eau

Also Published As

Publication number Publication date
EP0597950A1 (en) 1994-05-25
FI940436A0 (fi) 1994-01-28
GB9116702D0 (en) 1991-09-18
MX9204516A (es) 1993-04-01
JPH06509741A (ja) 1994-11-02
NO940336D0 (no) 1994-02-01
BR9206330A (pt) 1994-10-11
ZA925819B (en) 1993-08-03
WO1993002966A1 (en) 1993-02-18
CA2114437A1 (en) 1993-02-18
AU2379992A (en) 1993-03-02
NO940336L (no) 1994-02-01

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Legal Events

Date Code Title Description
FD Application lapsed