GB906854A - Improvements in or relating to the flocculation of slimes - Google Patents

Improvements in or relating to the flocculation of slimes

Info

Publication number
GB906854A
GB906854A GB8121/61A GB812161A GB906854A GB 906854 A GB906854 A GB 906854A GB 8121/61 A GB8121/61 A GB 8121/61A GB 812161 A GB812161 A GB 812161A GB 906854 A GB906854 A GB 906854A
Authority
GB
United Kingdom
Prior art keywords
acid
slimes
h2nr
nhr
polyamine
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
Application number
GB8121/61A
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.)
General Mills Inc
Original Assignee
General Mills Inc
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 General Mills Inc filed Critical General Mills Inc
Publication of GB906854A publication Critical patent/GB906854A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/001Flotation agents
    • B03D1/004Organic compounds
    • B03D1/016Macromolecular compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/001Flotation agents
    • B03D1/004Organic compounds
    • B03D1/008Organic compounds containing oxygen
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2201/00Specified effects produced by the flotation agents
    • B03D2201/002Coagulants and Flocculants
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2201/00Specified effects produced by the flotation agents
    • B03D2201/005Dispersants
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2203/00Specified materials treated by the flotation agents; Specified applications
    • B03D2203/02Ores
    • B03D2203/04Non-sulfide ores

Landscapes

  • Separation Of Suspended Particles By Flocculating Agents (AREA)

Abstract

A precipitant for slimes comprises an acid-soluble polyamide produced from a polymeric fat acid and an excess of a polyamine H2NR (NHR)n NH2 where R is alkylene and n = 1 to 6. The polyamide may be used as a solution or dispersion in acetic, hydrochloric or sulphuric acid.ALSO:Mineral slimes of quartz, bentonite, kaolin iron ore and talc are flocculated by adding an acid soluble polyamide which is the reaction product of a polymeric fat acid and an excess of a polyamine H2NR(NHR)nNH2 in which R is alkylene and n=1 to 6.
GB8121/61A 1960-03-09 1961-03-06 Improvements in or relating to the flocculation of slimes Expired GB906854A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1370360A 1960-03-09 1960-03-09

Publications (1)

Publication Number Publication Date
GB906854A true GB906854A (en) 1962-09-26

Family

ID=21761282

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8121/61A Expired GB906854A (en) 1960-03-09 1961-03-06 Improvements in or relating to the flocculation of slimes

Country Status (1)

Country Link
GB (1) GB906854A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2120227A (en) * 1982-05-14 1983-11-30 Johnson Matthey Plc Compositions comprising inorganic particles

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2120227A (en) * 1982-05-14 1983-11-30 Johnson Matthey Plc Compositions comprising inorganic particles
US4701218A (en) * 1982-05-14 1987-10-20 Johnson Matthey Public Limited Company Compositions comprising inorganic particles

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