ES2066448T3 - Agentes auxiliares en la filtracion y/o eliminacion del agua de suspensiones de minerales y de carbon. - Google Patents

Agentes auxiliares en la filtracion y/o eliminacion del agua de suspensiones de minerales y de carbon.

Info

Publication number
ES2066448T3
ES2066448T3 ES91910596T ES91910596T ES2066448T3 ES 2066448 T3 ES2066448 T3 ES 2066448T3 ES 91910596 T ES91910596 T ES 91910596T ES 91910596 T ES91910596 T ES 91910596T ES 2066448 T3 ES2066448 T3 ES 2066448T3
Authority
ES
Spain
Prior art keywords
filtration
pct
coal
minerals
suspensions
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 - Lifetime
Application number
ES91910596T
Other languages
English (en)
Inventor
Rita Koster
Horst Dieter Speckmann
Rybinski Wolfgang Von
Dieter Koppl
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.)
Henkel AG and Co KGaA
Original Assignee
Henkel AG and Co KGaA
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 Henkel AG and Co KGaA filed Critical Henkel AG and Co KGaA
Application granted granted Critical
Publication of ES2066448T3 publication Critical patent/ES2066448T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/005—Drying solid materials or objects by processes not involving the application of heat by dipping them into or mixing them with a chemical liquid, e.g. organic; chemical, e.g. organic, dewatering aids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/03—Processes of filtration using flocculating agents

Landscapes

  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Filtering Materials (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Liquid Carbonaceous Fuels (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Disintegrating Or Milling (AREA)
  • Water Treatment By Sorption (AREA)
  • Detergent Compositions (AREA)
  • Treatment Of Sludge (AREA)
  • Filtration Of Liquid (AREA)

Abstract

PARA EL FILTRADO Y/O DESHIDRATACION DE SUSPENSIONES DE MINERAL O CARBON, POR MEDIO DE LA ADICION ETERES DE ALQUILO Y/O ALQUENILPOLIALQUILENGLICOL, COMO AGENTE AUXILIAR DE FILTRADO, SE REDUCE LA DURACION DE LA DESHIDRATACION Y SE OBTIENEN LAS TORTAS DE FILTRADO CON POCA HUMEDAD RESIDUAL.
ES91910596T 1990-06-15 1991-06-06 Agentes auxiliares en la filtracion y/o eliminacion del agua de suspensiones de minerales y de carbon. Expired - Lifetime ES2066448T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4019174A DE4019174A1 (de) 1990-06-15 1990-06-15 Hilfsmittel bei der filtration und/oder entwaesserung von mineral- und kohlesuspensionen

Publications (1)

Publication Number Publication Date
ES2066448T3 true ES2066448T3 (es) 1995-03-01

Family

ID=6408483

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91910596T Expired - Lifetime ES2066448T3 (es) 1990-06-15 1991-06-06 Agentes auxiliares en la filtracion y/o eliminacion del agua de suspensiones de minerales y de carbon.

Country Status (11)

Country Link
US (1) US5372727A (es)
EP (1) EP0533725B1 (es)
AT (1) ATE117578T1 (es)
AU (1) AU641515B2 (es)
CA (1) CA2085357A1 (es)
DE (2) DE4019174A1 (es)
ES (1) ES2066448T3 (es)
FI (1) FI96003C (es)
NO (1) NO177179C (es)
WO (1) WO1991019556A1 (es)
ZA (1) ZA914579B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4218050A1 (de) * 1992-06-01 1993-12-02 Henkel Kgaa Verfahren zur Entwässerung von feinteiligen Feststoffsuspensionen
DE4421455A1 (de) * 1994-06-18 1995-12-21 Sued Chemie Ag Verfahren zur Aufbereitung von gebrauchten wäßrigen Alkalibentonit-Suspensionen
US5593572A (en) * 1994-08-04 1997-01-14 Betzdearborn Inc. Settling aids for solids in hydrocarbons
US5670056A (en) * 1995-04-17 1997-09-23 Virginia Tech Intellectual Properties, Inc. Chemical-mechanical dewatering process
US6375853B1 (en) * 2000-03-17 2002-04-23 Roe-Hoan Yoon Methods of using modified natural products as dewatering aids for fine particles
US7824553B2 (en) 2007-07-24 2010-11-02 Neo Solutions, Inc. Process for dewatering a mineral slurry concentrate and increasing the production of a filter cake

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2266954A (en) * 1939-08-26 1941-12-23 American Cyanamid Co Wetting agent in settling of oe pulps
DE1141601B (de) * 1960-12-03 1962-12-27 Hoechst Ag Verfahren zur Reduzierung des Wassergehaltes von Steinkohleschlaemmen bei gleichbleibender Viskositaet
US4191655A (en) * 1977-07-07 1980-03-04 Betz Laboratories, Inc. Dewatering composition
US4097390A (en) * 1977-07-20 1978-06-27 American Cyanamid Company Composition for mineral concentrate dewatering during filtration
JPS5784708A (en) * 1980-11-18 1982-05-27 Kao Corp Improving agent for filtration/dehydration property of metal hydroxide slurry
HU187328B (en) * 1981-03-26 1985-12-28 Andras Gal Method for dewatering sludges of mineral origin
CA1252016A (en) * 1984-01-09 1989-04-04 Kay E. Cawiezel Mineral dewatering method
DE3918274A1 (de) * 1989-06-05 1990-12-06 Henkel Kgaa Verwendung von hydroxymischethern als hilfsmittel fuer die feststoffentwaesserung
US4990264A (en) * 1989-10-13 1991-02-05 Sherex Chemical Company, Inc. Ore dewatering process and compositions therefor

Also Published As

Publication number Publication date
DE59104433D1 (de) 1995-03-09
FI925667A0 (fi) 1992-12-14
FI925667A (fi) 1992-12-14
AU641515B2 (en) 1993-09-23
DE4019174A1 (de) 1992-01-02
EP0533725A1 (de) 1993-03-31
NO177179B (no) 1995-04-24
NO177179C (no) 1995-08-02
FI96003C (fi) 1996-04-25
CA2085357A1 (en) 1991-12-16
US5372727A (en) 1994-12-13
NO923641D0 (no) 1992-09-18
EP0533725B1 (de) 1995-01-25
AU7963791A (en) 1992-01-07
ZA914579B (en) 1992-03-25
WO1991019556A1 (de) 1991-12-26
FI96003B (fi) 1996-01-15
NO923641L (no) 1992-09-18
ATE117578T1 (de) 1995-02-15

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