FR2625223B1 - Procede pour l'elimination du cadmium des minerais de phosphate - Google Patents

Procede pour l'elimination du cadmium des minerais de phosphate

Info

Publication number
FR2625223B1
FR2625223B1 FR8718149A FR8718149A FR2625223B1 FR 2625223 B1 FR2625223 B1 FR 2625223B1 FR 8718149 A FR8718149 A FR 8718149A FR 8718149 A FR8718149 A FR 8718149A FR 2625223 B1 FR2625223 B1 FR 2625223B1
Authority
FR
France
Prior art keywords
cadmium
elimination
phosphate ores
ores
phosphate
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 - Fee Related
Application number
FR8718149A
Other languages
English (en)
Other versions
FR2625223A1 (fr
Inventor
Philippe Niel
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.)
Fives Cail Babcock SA
Original Assignee
Fives Cail Babcock SA
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 Fives Cail Babcock SA filed Critical Fives Cail Babcock SA
Priority to FR8718149A priority Critical patent/FR2625223B1/fr
Publication of FR2625223A1 publication Critical patent/FR2625223A1/fr
Application granted granted Critical
Publication of FR2625223B1 publication Critical patent/FR2625223B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/01—Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes
    • C22B1/04—Blast roasting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B17/00—Obtaining cadmium
    • C22B17/02—Obtaining cadmium by dry processes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/2016—Arrangements of preheating devices for the charge
    • F27B7/2025—Arrangements of preheating devices for the charge consisting of a single string of cyclones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FR8718149A 1987-12-24 1987-12-24 Procede pour l'elimination du cadmium des minerais de phosphate Expired - Fee Related FR2625223B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8718149A FR2625223B1 (fr) 1987-12-24 1987-12-24 Procede pour l'elimination du cadmium des minerais de phosphate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8718149A FR2625223B1 (fr) 1987-12-24 1987-12-24 Procede pour l'elimination du cadmium des minerais de phosphate

Publications (2)

Publication Number Publication Date
FR2625223A1 FR2625223A1 (fr) 1989-06-30
FR2625223B1 true FR2625223B1 (fr) 1992-10-02

Family

ID=9358301

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8718149A Expired - Fee Related FR2625223B1 (fr) 1987-12-24 1987-12-24 Procede pour l'elimination du cadmium des minerais de phosphate

Country Status (1)

Country Link
FR (1) FR2625223B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3475220B1 (fr) 2016-06-27 2023-09-20 FLSmidth A/S Dispositif d'extraction de cadmium d'un matériau calciné
WO2021250304A1 (fr) * 2020-06-08 2021-12-16 Metso Outotec Finland Oy Installation et procédé de traitement de matériau solide

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2142790B2 (fr) * 1971-06-25 1973-06-29 Fives Lille Cail
FR2423440A1 (fr) * 1978-04-20 1979-11-16 Fives Cail Babcock Procede et installation pour la calcination a haute temperature des minerais de phosphate
FR2520341A1 (fr) * 1982-01-27 1983-07-29 Fives Cail Babcock Procede et installation pour la calcination des minerais de phosphate
DK149744C (da) * 1984-03-09 1987-02-16 Smidth & Co As F L Fremgangsmaade til fjernelse af cadmium fra raafosfat
FR2608584B1 (fr) * 1986-12-22 1989-04-07 Fives Cail Babcock Procede pour l'elimination du cadmium des minerais de phosphates

Also Published As

Publication number Publication date
FR2625223A1 (fr) 1989-06-30

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Legal Events

Date Code Title Description
ST Notification of lapse