GB2112366A - Flocculating red mud suspension - Google Patents

Flocculating red mud suspension Download PDF

Info

Publication number
GB2112366A
GB2112366A GB08229064A GB8229064A GB2112366A GB 2112366 A GB2112366 A GB 2112366A GB 08229064 A GB08229064 A GB 08229064A GB 8229064 A GB8229064 A GB 8229064A GB 2112366 A GB2112366 A GB 2112366A
Authority
GB
United Kingdom
Prior art keywords
flocculant
acrylic acid
molar percent
recovery circuit
stage
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.)
Withdrawn
Application number
GB08229064A
Other languages
English (en)
Inventor
Neville J Brownrigg
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23312043&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB2112366(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by American Cyanamid Co filed Critical American Cyanamid Co
Publication of GB2112366A publication Critical patent/GB2112366A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • B03D3/00—Differential sedimentation
    • B03D3/06—Flocculation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • 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
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/016—Macromolecular compounds
    • 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
    • C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
    • C01F7/0646—Separation of the insoluble residue, e.g. of red mud
    • C01F7/0653—Separation of the insoluble residue, e.g. of red mud characterised by the flocculant added to the slurry
    • 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
    • C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
    • 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
    • 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
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/008—Organic compounds containing oxygen
    • 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
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/01—Organic compounds containing nitrogen
    • 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
    • B03D2201/00—Specified effects produced by the flotation agents
    • B03D2201/002—Coagulants and Flocculants

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
GB08229064A 1981-12-30 1982-10-12 Flocculating red mud suspension Withdrawn GB2112366A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33549981A 1981-12-30 1981-12-30

Publications (1)

Publication Number Publication Date
GB2112366A true GB2112366A (en) 1983-07-20

Family

ID=23312043

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08229064A Withdrawn GB2112366A (en) 1981-12-30 1982-10-12 Flocculating red mud suspension

Country Status (11)

Country Link
JP (1) JPS58120517A (enrdf_load_stackoverflow)
AU (1) AU536264B2 (enrdf_load_stackoverflow)
BR (1) BR8207566A (enrdf_load_stackoverflow)
CA (1) CA1192322A (enrdf_load_stackoverflow)
DE (1) DE3245806A1 (enrdf_load_stackoverflow)
ES (1) ES518556A0 (enrdf_load_stackoverflow)
FR (1) FR2518985B1 (enrdf_load_stackoverflow)
GB (1) GB2112366A (enrdf_load_stackoverflow)
GR (1) GR78426B (enrdf_load_stackoverflow)
IT (1) IT1158038B (enrdf_load_stackoverflow)
YU (1) YU243882A (enrdf_load_stackoverflow)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2154224A (en) * 1984-02-13 1985-09-04 Engelhard Corp Clay dewatering process
GB2164639A (en) * 1984-09-17 1986-03-26 Nalco Chemical Co Improved flocculants for bauxite (red mud)
US4608237A (en) * 1985-04-24 1986-08-26 Nalco Chemical Company Use of polymers in alumina precipitation in the Bayer process of bauxite beneficiation
EP0314855A2 (en) 1987-02-11 1989-05-10 American Cyanamid Company Polymers containing hydroxamic acid groups for reduction of suspended solids in bayer process streams
EP0352030A1 (en) * 1988-07-18 1990-01-24 Ciba Specialty Chemicals Water Treatments Limited Process for separating red mud in the recovery of alumina from bauxite
EP0392779A1 (en) * 1989-04-10 1990-10-17 Ciba Specialty Chemicals Water Treatments Limited Recovery of alumina trihydrate in the Bayer process
EP0686599A1 (en) * 1994-06-06 1995-12-13 Cytec Technology Corp. Process for improving the settling rate and/or clarity of feeds in the bayer process
US5853677A (en) * 1996-04-26 1998-12-29 Cytec Technology Corp. Concentration of solids by flocculating in the Bayer process
US5951955A (en) * 1995-11-07 1999-09-14 Cytec Technology Corp. Concentration of solids in the Bayer process
RU2147013C1 (ru) * 1995-10-31 2000-03-27 Сайтек Текнолоджи Корп. Способ извлечения суспендированных твердых частиц посредством добавления гидроксамированных полимеров в процессе байера
CN103406091A (zh) * 2013-07-22 2013-11-27 沈阳理工大学 一种（甲基）丙烯酸生产废水制备钛酸盐吸附剂的方法
CN103480499A (zh) * 2013-09-25 2014-01-01 中国地质科学院郑州矿产综合利用研究所 一种用于一水硬铝石型铝土矿正浮选的调整剂及其使用方法
US9533891B2 (en) 2012-04-26 2017-01-03 Showa Denko K.K. Washing method of goethite-containing red mud

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3445187A (en) * 1966-05-25 1969-05-20 Nalco Chemical Co Process for separation of red mud from dissolved alumina
JPS4837678B1 (enrdf_load_stackoverflow) * 1969-04-17 1973-11-13
NL6906483A (enrdf_load_stackoverflow) * 1969-04-30 1970-10-27
JPS4929080B1 (enrdf_load_stackoverflow) * 1970-08-24 1974-08-01
GB1439057A (en) * 1973-10-10 1976-06-09 Allied Colloids Ltd Flocculating agents for alkaline systems
US4083925A (en) * 1976-03-22 1978-04-11 Martin Marietta Aluminum, Inc. Method for removing ferrous iron from alkali metal aluminate liquor
CA1176031A (en) * 1980-07-23 1984-10-16 American Cyanamid Company Process for alumina recovery

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2154224A (en) * 1984-02-13 1985-09-04 Engelhard Corp Clay dewatering process
GB2164639A (en) * 1984-09-17 1986-03-26 Nalco Chemical Co Improved flocculants for bauxite (red mud)
GB2164639B (en) * 1984-09-17 1989-03-30 Nalco Chemical Co Process for flocculation of bauxite (red mud)
US4608237A (en) * 1985-04-24 1986-08-26 Nalco Chemical Company Use of polymers in alumina precipitation in the Bayer process of bauxite beneficiation
EP0314855A2 (en) 1987-02-11 1989-05-10 American Cyanamid Company Polymers containing hydroxamic acid groups for reduction of suspended solids in bayer process streams
EP0352030A1 (en) * 1988-07-18 1990-01-24 Ciba Specialty Chemicals Water Treatments Limited Process for separating red mud in the recovery of alumina from bauxite
US5120513A (en) * 1988-07-18 1992-06-09 Allied Colloids Limited Recovery of alumina from bauxite
EP0392779A1 (en) * 1989-04-10 1990-10-17 Ciba Specialty Chemicals Water Treatments Limited Recovery of alumina trihydrate in the Bayer process
EP0686599A1 (en) * 1994-06-06 1995-12-13 Cytec Technology Corp. Process for improving the settling rate and/or clarity of feeds in the bayer process
RU2147013C1 (ru) * 1995-10-31 2000-03-27 Сайтек Текнолоджи Корп. Способ извлечения суспендированных твердых частиц посредством добавления гидроксамированных полимеров в процессе байера
US5951955A (en) * 1995-11-07 1999-09-14 Cytec Technology Corp. Concentration of solids in the Bayer process
US5853677A (en) * 1996-04-26 1998-12-29 Cytec Technology Corp. Concentration of solids by flocculating in the Bayer process
US9533891B2 (en) 2012-04-26 2017-01-03 Showa Denko K.K. Washing method of goethite-containing red mud
CN103406091A (zh) * 2013-07-22 2013-11-27 沈阳理工大学 一种（甲基）丙烯酸生产废水制备钛酸盐吸附剂的方法
CN103406091B (zh) * 2013-07-22 2015-04-08 沈阳理工大学 一种(甲基)丙烯酸生产废水制备钛酸盐吸附剂的方法
CN103480499A (zh) * 2013-09-25 2014-01-01 中国地质科学院郑州矿产综合利用研究所 一种用于一水硬铝石型铝土矿正浮选的调整剂及其使用方法

Also Published As

Publication number Publication date
FR2518985A1 (fr) 1983-07-01
AU536264B2 (en) 1984-05-03
BR8207566A (pt) 1983-10-25
AU8060982A (en) 1983-07-07
FR2518985B1 (fr) 1985-07-26
ES8405641A1 (es) 1984-06-16
YU243882A (en) 1985-03-20
DE3245806A1 (de) 1983-07-07
GR78426B (enrdf_load_stackoverflow) 1984-09-27
JPS58120517A (ja) 1983-07-18
IT1158038B (it) 1987-02-18
ES518556A0 (es) 1984-06-16
IT8249718A1 (it) 1984-06-22
IT8249718A0 (it) 1982-12-22
CA1192322A (en) 1985-08-20

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)