GB863324A - Process for the concentration of potash ore - Google Patents

Process for the concentration of potash ore

Info

Publication number
GB863324A
GB863324A GB13185/58A GB1318558A GB863324A GB 863324 A GB863324 A GB 863324A GB 13185/58 A GB13185/58 A GB 13185/58A GB 1318558 A GB1318558 A GB 1318558A GB 863324 A GB863324 A GB 863324A
Authority
GB
United Kingdom
Prior art keywords
sylvite
ore
concentrate
salts
acid
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
GB13185/58A
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.)
International Minerals and Chemical Corp
Original Assignee
International Minerals and Chemical Corp
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 International Minerals and Chemical Corp filed Critical International Minerals and Chemical Corp
Publication of GB863324A publication Critical patent/GB863324A/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
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C7/00Separating solids from solids by electrostatic effect
    • 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
    • B03D1/00Flotation
    • B03D1/001Flotation agents
    • B03D1/004Organic compounds
    • B03D1/01Organic compounds containing nitrogen
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01DCOMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00Halides of sodium, potassium or alkali metals in general
    • C01D3/04Chlorides
    • C01D3/08Preparation by working up natural or industrial salt mixtures or siliceous minerals
    • 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
    • B03D2201/02Collectors
    • 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
    • B03D2203/10Potassium ores

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)

Abstract

Sylvite is recovered from sylvite-containing clay slime-bearing potash ores by comminuting the ore to liberate the sylvite from the gangue components of the ore, heating the comminuted ore to a temperature of at least 150 DEG F. but below the fusion point of the ore, differentially charging the ore, passing the charged ore through an electrostatic field at a temperature not greater than 425 DEG F. to produce a clay slime-containing sylvite concentrate, slurrying the concentrate with brine saturated with respect to sylvite, conditioning the slurry with a flotation reagent having a preferential affinity for one of the components of the concentrate, and subjecting the slurry to froth flotation so as to recover a sylvite concentrate. In the preferred operation, sylvinite is crushed, heated to 125 DEG -1000 DEG F., cooled to 125 DEG -350 DEG F., the particles of sylvite and halite differentially charged by cascading through an earthed vibratory trough, the sylvite electrostatically separated by free fall through a D.C. field gradient of 1,000-15,000 volts/inch, and the electrostatically produced sylvite concentrate slurried in brine and conditioned to float sylvite or halite. Conditioning agents mentioned are C14-18 primary aliphatic amines and their salts e.g. octadecylamine acetate and hexadecylamine hydrochloride salts of fatty acids, such as oleic acid and pelargonic acid, naphthenic acid, sodium resinate, sodium salts from the reaction of sodium hydroxide with cotton seed oil or tall oil, and sulphate or sulphonate deriatives of lauric acid or lauryl alcohol; metallic cations such as lead or bismuth are necessary with some anionic reagents.
GB13185/58A 1957-05-23 1958-04-25 Process for the concentration of potash ore Expired GB863324A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US863324XA 1957-05-23 1957-05-23

Publications (1)

Publication Number Publication Date
GB863324A true GB863324A (en) 1961-03-22

Family

ID=22197882

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13185/58A Expired GB863324A (en) 1957-05-23 1958-04-25 Process for the concentration of potash ore

Country Status (2)

Country Link
FR (1) FR1205977A (en)
GB (1) GB863324A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012008094A1 (en) * 2012-04-19 2013-10-24 K+S Aktiengesellschaft Process for the reduction of waste material in mineral processing

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012008094A1 (en) * 2012-04-19 2013-10-24 K+S Aktiengesellschaft Process for the reduction of waste material in mineral processing
DE102012008094B4 (en) * 2012-04-19 2017-02-09 K+S Aktiengesellschaft Process for the reduction of waste material in mineral processing
RU2640619C2 (en) * 2012-04-19 2018-01-10 К+С Акциенгезелльшафт Method for reducing loss of valuable substances in enrichment of mineral raw materials (versions) and its application (versions)

Also Published As

Publication number Publication date
FR1205977A (en) 1960-02-05

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