FR2487809A1 - Procede de purification de particules de chlorure de potassium - Google Patents

Procede de purification de particules de chlorure de potassium Download PDF

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Publication number
FR2487809A1
FR2487809A1 FR8114785A FR8114785A FR2487809A1 FR 2487809 A1 FR2487809 A1 FR 2487809A1 FR 8114785 A FR8114785 A FR 8114785A FR 8114785 A FR8114785 A FR 8114785A FR 2487809 A1 FR2487809 A1 FR 2487809A1
Authority
FR
France
Prior art keywords
potassium chloride
column
leaching
chloride
sodium chloride
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.)
Granted
Application number
FR8114785A
Other languages
English (en)
French (fr)
Other versions
FR2487809B1 (enExample
Inventor
Bruce Alexander Murray Millar
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.)
PPG Industries Canada Ltd
Original Assignee
PPG Industries Canada 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 PPG Industries Canada Ltd filed Critical PPG Industries Canada Ltd
Publication of FR2487809A1 publication Critical patent/FR2487809A1/fr
Application granted granted Critical
Publication of FR2487809B1 publication Critical patent/FR2487809B1/fr
Granted legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00—Halides of sodium, potassium or alkali metals in general
    • C01D3/14—Purification

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FR8114785A 1980-07-31 1981-07-29 Procede de purification de particules de chlorure de potassium Granted FR2487809A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17430880A 1980-07-31 1980-07-31

Publications (2)

Publication Number Publication Date
FR2487809A1 true FR2487809A1 (fr) 1982-02-05
FR2487809B1 FR2487809B1 (enExample) 1983-08-19

Family

ID=22635699

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8114785A Granted FR2487809A1 (fr) 1980-07-31 1981-07-29 Procede de purification de particules de chlorure de potassium

Country Status (4)

Country Link
CA (1) CA1144738A (enExample)
DE (1) DE3129042C2 (enExample)
FR (1) FR2487809A1 (enExample)
GB (1) GB2080779B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2634665B1 (fr) * 1988-07-29 1991-12-13 Solvay Procede et installation pour la cristallisation d'une substance minerale et cristaux de chlorure de sodium
US4997637A (en) * 1989-05-09 1991-03-05 Occidental Chemical Corporation Digestive crystallizing process and apparatus for purification of KC1
DE59300635D1 (de) * 1993-06-03 1995-10-26 Kali & Salz Ag Verfahren und Vorrichtung zur Behandlung eines Kaliumchloridgemenges.

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB213531A (en) * 1923-03-29 1924-06-12 Grande Paroisse Azote & Prod C Improvements in or relating to the purification of minerals and salts
GB2009724A (en) * 1977-12-08 1979-06-20 Ppg Ind Canada Ltd Process for purifying crystalline potassium chloride
US4248601A (en) * 1979-07-12 1981-02-03 Kerr-Mcgee Chemical Corporation Process for reducing the sodium chloride content of a potassium salt

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB213531A (en) * 1923-03-29 1924-06-12 Grande Paroisse Azote & Prod C Improvements in or relating to the purification of minerals and salts
GB2009724A (en) * 1977-12-08 1979-06-20 Ppg Ind Canada Ltd Process for purifying crystalline potassium chloride
FR2411158A1 (fr) * 1977-12-08 1979-07-06 Ppg Ind Canada Ltd Procede de purification du chlorure de potassium cristallin
US4248601A (en) * 1979-07-12 1981-02-03 Kerr-Mcgee Chemical Corporation Process for reducing the sodium chloride content of a potassium salt

Also Published As

Publication number Publication date
CA1144738A (en) 1983-04-19
DE3129042C2 (de) 1984-05-03
FR2487809B1 (enExample) 1983-08-19
GB2080779A (en) 1982-02-10
GB2080779B (en) 1984-06-20
DE3129042A1 (de) 1982-03-04

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Legal Events

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ST Notification of lapse