CA2883806C - Methods of processing potassium sulfate and magnesium sulfate, and related systems - Google Patents

Methods of processing potassium sulfate and magnesium sulfate, and related systems Download PDF

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Publication number
CA2883806C
CA2883806C CA2883806A CA2883806A CA2883806C CA 2883806 C CA2883806 C CA 2883806C CA 2883806 A CA2883806 A CA 2883806A CA 2883806 A CA2883806 A CA 2883806A CA 2883806 C CA2883806 C CA 2883806C
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CA
Canada
Prior art keywords
liquor
crystallizer
potassium
crystals
recycle
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CA2883806A
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English (en)
French (fr)
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CA2883806A1 (en
Inventor
Steven L. Chastain
Michael J. Morrison
Richard W. Chastain
Donial M. Felton
Thomas H. Neuman
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Intercontinental Potash Corp
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Intercontinental Potash Corp
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Publication of CA2883806A1 publication Critical patent/CA2883806A1/en
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/12—Preparation of double sulfates of magnesium with sodium or potassium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/02—Crystallisation from solutions
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/06—Preparation of sulfates by double decomposition
    • C01D5/10—Preparation of sulfates by double decomposition with sulfates of magnesium, calcium, strontium, or barium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/16—Purification

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Seasonings (AREA)
  • Fertilizers (AREA)
  • Fodder In General (AREA)
  • Removal Of Specific Substances (AREA)
CA2883806A 2012-09-12 2013-09-10 Methods of processing potassium sulfate and magnesium sulfate, and related systems Active CA2883806C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261699917P 2012-09-12 2012-09-12
US61/699,917 2012-09-12
PCT/US2013/059040 WO2014043118A1 (en) 2012-09-12 2013-09-10 Methods of processing potassium sulfate and magnesium sulfate, and related systems

Publications (2)

Publication Number Publication Date
CA2883806A1 CA2883806A1 (en) 2014-03-20
CA2883806C true CA2883806C (en) 2018-04-10

Family

ID=50233481

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2883806A Active CA2883806C (en) 2012-09-12 2013-09-10 Methods of processing potassium sulfate and magnesium sulfate, and related systems

Country Status (6)

Country Link
US (2) US8802048B2 (https=)
EP (1) EP2895427A4 (https=)
CN (1) CN104755426B (https=)
CA (1) CA2883806C (https=)
IN (1) IN2015KN00624A (https=)
WO (1) WO2014043118A1 (https=)

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* Cited by examiner, † Cited by third party
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EP2895427A4 (en) * 2012-09-12 2016-05-04 Intercontinental Potash Corp Usa PROCESSES FOR TREATING POTASSIUM SULPHATE AND MAGNESIUM SULFATE AND ASSOCIATED SYSTEMS
CA2860275C (en) 2014-06-02 2016-10-25 Veolia Water Solutions & Technologies North America, Inc. Oil recovery process including a high solids crystallizer for treating evaporator blowdown
GB2522492B (en) 2014-06-02 2020-07-15 York Potash Ltd Dry powder processing
GB2530757B (en) 2014-09-30 2019-04-24 York Potash Ltd Pelletising process
CN105036156A (zh) * 2015-08-27 2015-11-11 莫红兵 一种硫酸钾晶体生长促进剂及其应用
US11059756B1 (en) 2015-09-29 2021-07-13 Intrepid Potash, Inc. Pelletized fertilizer and methods of preparing pelletized fertilizer
EP3222584A1 (en) 2016-03-21 2017-09-27 Tessenderlo Chemie NV Method for producing soluble potassium sulfate
CN106379917B (zh) * 2016-08-29 2017-11-24 化工部长沙设计研究院 一种用杂卤石制备硫酸钾的工艺
CA3076265C (en) * 2017-10-13 2021-05-25 Novopro Projects Inc. Systems and methods of producing potassium sulfate
US11326088B2 (en) 2019-06-07 2022-05-10 Lyondellbasell Advanced Polymers Inc. Low temperature diversion in well completion operations using natural mineral compound
CN111908535B (zh) * 2020-08-20 2022-04-29 江苏迈安德节能蒸发设备有限公司 硫酸镁生产废水零排放资源化处理系统及处理方法

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Also Published As

Publication number Publication date
CA2883806A1 (en) 2014-03-20
US8802048B2 (en) 2014-08-12
IN2015KN00624A (https=) 2015-07-17
US20140334995A1 (en) 2014-11-13
EP2895427A4 (en) 2016-05-04
CN104755426A (zh) 2015-07-01
US9139446B2 (en) 2015-09-22
CN104755426B (zh) 2017-05-31
WO2014043118A1 (en) 2014-03-20
US20140072507A1 (en) 2014-03-13
EP2895427A1 (en) 2015-07-22

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