DE68910823T2 - Entwässerung von Aluminiumtrihydrat und Entwässerungsmittel. - Google Patents

Entwässerung von Aluminiumtrihydrat und Entwässerungsmittel.

Info

Publication number
DE68910823T2
DE68910823T2 DE89309316T DE68910823T DE68910823T2 DE 68910823 T2 DE68910823 T2 DE 68910823T2 DE 89309316 T DE89309316 T DE 89309316T DE 68910823 T DE68910823 T DE 68910823T DE 68910823 T2 DE68910823 T2 DE 68910823T2
Authority
DE
Germany
Prior art keywords
fatty acid
product
drainage
alumina trihydrate
liquor
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
DE89309316T
Other languages
English (en)
Other versions
DE68910823D1 (de
Inventor
Mark Keeney
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.)
Industrial Minerals Research and Development Pty Ltd
Nabalco Pty Ltd
Original Assignee
Industrial Minerals Research and Development Pty Ltd
Nabalco Pty 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 Industrial Minerals Research and Development Pty Ltd, Nabalco Pty Ltd filed Critical Industrial Minerals Research and Development Pty Ltd
Publication of DE68910823D1 publication Critical patent/DE68910823D1/de
Application granted granted Critical
Publication of DE68910823T2 publication Critical patent/DE68910823T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/14—Aluminium oxide or hydroxide from alkali metal aluminates
    • C01F7/144—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process
    • C01F7/148—Separation of the obtained hydroxide, e.g. by filtration or dewatering
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • C01P2006/82—Compositional purity water content

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
DE89309316T 1988-06-30 1989-09-13 Entwässerung von Aluminiumtrihydrat und Entwässerungsmittel. Expired - Fee Related DE68910823T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPI909088 1988-06-30
AU40072/89A AU633505B2 (en) 1988-06-30 1989-09-13 Dewatering of alumina trihydrate filter cakes

Publications (2)

Publication Number Publication Date
DE68910823D1 DE68910823D1 (de) 1993-12-23
DE68910823T2 true DE68910823T2 (de) 1994-03-17

Family

ID=25624973

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89309316T Expired - Fee Related DE68910823T2 (de) 1988-06-30 1989-09-13 Entwässerung von Aluminiumtrihydrat und Entwässerungsmittel.

Country Status (7)

Country Link
US (1) US5011612A (de)
EP (1) EP0417360B1 (de)
AT (1) ATE97392T1 (de)
AU (1) AU633505B2 (de)
CA (1) CA1317191C (de)
DE (1) DE68910823T2 (de)
ES (1) ES2060782T3 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN172903B (de) * 1990-05-08 1994-01-01 Lever Hindustan Ltd
US5167831A (en) * 1991-06-20 1992-12-01 Nalco Chemical Company Non-ionic surfactants plus fatty-acids as dewatering aids for alumina trihydrate
GB2270480B (en) * 1992-09-09 1996-04-03 D & C Ltd Separation method
US5451329A (en) * 1994-03-10 1995-09-19 Cytec Technology Corp. Dewatering of alumina trihydrate
US5670056A (en) * 1995-04-17 1997-09-23 Virginia Tech Intellectual Properties, Inc. Chemical-mechanical dewatering process
US5607598A (en) * 1995-07-14 1997-03-04 Ormet Corporation Treatment and disposal of red mud generated in the Bayer Process
GB9800855D0 (en) * 1998-01-15 1998-03-11 Allied Colloids Ltd Production of alumina
US6526675B1 (en) 1999-06-07 2003-03-04 Roe-Hoan Yoon Methods of using natural products as dewatering aids for fine particles
US6855260B1 (en) * 1999-06-07 2005-02-15 Roe-Hoan Yoon Methods of enhancing fine particle dewatering
US6375853B1 (en) * 2000-03-17 2002-04-23 Roe-Hoan Yoon Methods of using modified natural products as dewatering aids for fine particles
US6799682B1 (en) 2000-05-16 2004-10-05 Roe-Hoan Yoon Method of increasing flotation rate
DE10029963A1 (de) * 2000-06-26 2002-01-03 Volkswagen Ag Verfahren und Vorrichtung zur Filtration einer Flüssigkeit
ATE448846T1 (de) 2000-09-28 2009-12-15 Roe-Hoan Yoon Verfahren zur verwendung von natürlichen produkten als entwässerungshilfen für feine teilchen
JP4022595B2 (ja) * 2004-10-26 2007-12-19 コニカミノルタオプト株式会社 撮影装置
RU2412901C2 (ru) * 2005-02-04 2011-02-27 Минерал Энд Коул Текнолоджиз, Инк. Способ выделения алмазов из жильных минералов
CN102774865B (zh) * 2011-05-09 2015-05-20 纳尔科公司 表面活性剂组合用作三水合氧化铝脱水助剂的协同效应
CN102728142A (zh) * 2012-06-27 2012-10-17 上海纯源科技有限公司 抗生素菌渣高效脱水的处理方法
US9896366B2 (en) 2014-02-26 2018-02-20 Ecolab Usa Inc. Alternative additives to enhance slurry dewatering

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2440378A (en) * 1946-09-13 1948-04-27 Aluminum Co Of America Treatment of sodium aluminate solutions
US2701751A (en) * 1949-08-11 1955-02-08 Kaiser Aluminium Chem Corp Process for production of alumina
US2975123A (en) * 1957-11-04 1961-03-14 Int Nickel Co Dewatering metal ore concentrates
US3408160A (en) * 1966-03-10 1968-10-29 Reynolds Metals Co Viscosity reduction of alumina hydrate filter cake
AU4342168A (en) * 1968-09-16 1970-03-26 Kao Soap Co., Ltd Process for removing red mud inthe production of alumina
US4113466A (en) * 1976-10-28 1978-09-12 Reynolds Metals Company Concentration of hydrated aluminum oxide minerals by flotation
US4410431A (en) * 1982-04-01 1983-10-18 Nalco Chemical Company Composition for altering the water function characteristics of mineral slurries
US4737352A (en) * 1987-04-09 1988-04-12 Nalco Chemical Company Use of surfactants in alumina precipitation in the bayer process

Also Published As

Publication number Publication date
DE68910823D1 (de) 1993-12-23
EP0417360A1 (de) 1991-03-20
CA1317191C (en) 1993-05-04
ATE97392T1 (de) 1993-12-15
AU633505B2 (en) 1993-02-04
EP0417360B1 (de) 1993-11-18
US5011612A (en) 1991-04-30
AU4007289A (en) 1990-01-04
ES2060782T3 (es) 1994-12-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee