DK149744C - Fremgangsmaade til fjernelse af cadmium fra raafosfat - Google Patents

Fremgangsmaade til fjernelse af cadmium fra raafosfat

Info

Publication number
DK149744C
DK149744C DK153784A DK153784A DK149744C DK 149744 C DK149744 C DK 149744C DK 153784 A DK153784 A DK 153784A DK 153784 A DK153784 A DK 153784A DK 149744 C DK149744 C DK 149744C
Authority
DK
Denmark
Prior art keywords
raaphosphate
cadmium
removal
procedure
Prior art date
Application number
DK153784A
Other languages
Danish (da)
English (en)
Other versions
DK153784D0 (da
DK153784A (da
DK149744B (da
Inventor
Saeren Hundebael
Original Assignee
Smidth & Co As F L
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 Smidth & Co As F L filed Critical Smidth & Co As F L
Publication of DK153784D0 publication Critical patent/DK153784D0/da
Priority to DK153784A priority Critical patent/DK149744C/da
Priority to DZ850049A priority patent/DZ757A1/fr
Priority to DE8585301573T priority patent/DE3567437D1/de
Priority to EP85301573A priority patent/EP0154554B1/en
Priority to NO850931A priority patent/NO162758C/no
Priority to MA20594A priority patent/MA20370A1/fr
Priority to US06/709,556 priority patent/US4592900A/en
Priority to CN85102137.9A priority patent/CN1003642B/zh
Publication of DK153784A publication Critical patent/DK153784A/da
Publication of DK149744B publication Critical patent/DK149744B/da
Application granted granted Critical
Publication of DK149744C publication Critical patent/DK149744C/da

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Fertilizers (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
DK153784A 1984-03-09 1984-03-09 Fremgangsmaade til fjernelse af cadmium fra raafosfat DK149744C (da)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DK153784A DK149744C (da) 1984-03-09 1984-03-09 Fremgangsmaade til fjernelse af cadmium fra raafosfat
DZ850049A DZ757A1 (fr) 1984-03-09 1985-03-06 Procédé pour enlever par voie thermique le cadmiumd'un phosphate brut.
DE8585301573T DE3567437D1 (en) 1984-03-09 1985-03-07 Method of removing cadmium from raw phosphate
EP85301573A EP0154554B1 (en) 1984-03-09 1985-03-07 Method of removing cadmium from raw phosphate
NO850931A NO162758C (no) 1984-03-09 1985-03-08 Fremgangsmaate til fjernelse av kadmium fra raafosfat.
MA20594A MA20370A1 (fr) 1984-03-09 1985-03-08 Procede pour enlever par voie thermique le cadmium d'un phosphate brut
US06/709,556 US4592900A (en) 1984-03-09 1985-03-08 Method of removing cadmium from raw phosphate
CN85102137.9A CN1003642B (zh) 1984-03-09 1985-04-01 从未精制的磷酸盐中脱除镉的方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK153784 1984-03-09
DK153784A DK149744C (da) 1984-03-09 1984-03-09 Fremgangsmaade til fjernelse af cadmium fra raafosfat

Publications (4)

Publication Number Publication Date
DK153784D0 DK153784D0 (da) 1984-03-09
DK153784A DK153784A (da) 1985-09-10
DK149744B DK149744B (da) 1986-09-22
DK149744C true DK149744C (da) 1987-02-16

Family

ID=8105851

Family Applications (1)

Application Number Title Priority Date Filing Date
DK153784A DK149744C (da) 1984-03-09 1984-03-09 Fremgangsmaade til fjernelse af cadmium fra raafosfat

Country Status (8)

Country Link
US (1) US4592900A (no)
EP (1) EP0154554B1 (no)
CN (1) CN1003642B (no)
DE (1) DE3567437D1 (no)
DK (1) DK149744C (no)
DZ (1) DZ757A1 (no)
MA (1) MA20370A1 (no)
NO (1) NO162758C (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2608584B1 (fr) * 1986-12-22 1989-04-07 Fives Cail Babcock Procede pour l'elimination du cadmium des minerais de phosphates
FR2625223B1 (fr) * 1987-12-24 1992-10-02 Fives Cail Babcock Procede pour l'elimination du cadmium des minerais de phosphate
US5132102A (en) * 1989-12-21 1992-07-21 Fuller Company Method for heat treatment of fines with atmosphere control
DE102016103349A1 (de) * 2016-02-25 2017-08-31 Outotec (Finland) Oy Verfahren und Vorrichtung zur thermischen Behandlung eines verunreinigten Feststoffes
FI3475220T3 (fi) 2016-06-27 2023-10-10 Smidth As F L Laite kadmiumin poistamiseksi kalsinoidusta materiaalista
CN110872103A (zh) * 2018-08-31 2020-03-10 贵州芭田生态工程有限公司 一种控制液体平衡的磷精矿制备系统
EP4161872A4 (en) * 2020-06-08 2024-03-06 Metso Metals Oy SYSTEM AND METHOD FOR TREATING SOLIDS

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4017585A (en) * 1974-10-29 1977-04-12 Dorr-Oliver Incorporated Fluid bed calcination process
FR2423440A1 (fr) * 1978-04-20 1979-11-16 Fives Cail Babcock Procede et installation pour la calcination a haute temperature des minerais de phosphate
US4389380A (en) * 1982-01-12 1983-06-21 Agrico Chemical Company Multiple-stage thermal beneficiation process for phosphate ores
FR2520341A1 (fr) * 1982-01-27 1983-07-29 Fives Cail Babcock Procede et installation pour la calcination des minerais de phosphate
DK157442C (da) * 1982-12-07 1990-06-05 Smidth & Co As F L Fremgangsmaade og apparat til kalcinering af fosfat

Also Published As

Publication number Publication date
EP0154554B1 (en) 1989-01-11
MA20370A1 (fr) 1985-10-01
DZ757A1 (fr) 2004-09-13
NO850931L (no) 1985-09-10
DK153784D0 (da) 1984-03-09
DK153784A (da) 1985-09-10
EP0154554A2 (en) 1985-09-11
EP0154554A3 (en) 1986-09-17
US4592900A (en) 1986-06-03
DE3567437D1 (en) 1989-02-16
CN1003642B (zh) 1989-03-22
NO162758B (no) 1989-11-06
NO162758C (no) 1990-02-14
CN85102137A (zh) 1987-01-24
DK149744B (da) 1986-09-22

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Legal Events

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