DK3665124T3 - Fremgangsmåde til syreætsning af en phosphatkilde - Google Patents

Fremgangsmåde til syreætsning af en phosphatkilde Download PDF

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Publication number
DK3665124T3
DK3665124T3 DK18750452.7T DK18750452T DK3665124T3 DK 3665124 T3 DK3665124 T3 DK 3665124T3 DK 18750452 T DK18750452 T DK 18750452T DK 3665124 T3 DK3665124 T3 DK 3665124T3
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DK
Denmark
Prior art keywords
procedure
acid corrosion
phosphate source
phosphate
source
Prior art date
Application number
DK18750452.7T
Other languages
English (en)
Inventor
Alexandre Wavreille
Léon Ninane
Original Assignee
Prayon S A
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 Prayon S A filed Critical Prayon S A
Application granted granted Critical
Publication of DK3665124T3 publication Critical patent/DK3665124T3/da

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    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/01Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/18Phosphoric acid
    • C01B25/22Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/18Phosphoric acid
    • C01B25/22Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • C01B25/222Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
    • C01B25/223Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen only one form of calcium sulfate being formed
    • C01B25/225Dihydrate process
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/18Phosphoric acid
    • C01B25/22Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • C01B25/222Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
    • C01B25/223Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen only one form of calcium sulfate being formed
    • C01B25/226Hemihydrate process
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/26Phosphates
    • C01B25/32Phosphates of magnesium, calcium, strontium, or barium
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/26Phosphates
    • C01B25/32Phosphates of magnesium, calcium, strontium, or barium
    • C01B25/322Preparation by neutralisation of orthophosphoric acid
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/26Phosphates
    • C01B25/32Phosphates of magnesium, calcium, strontium, or barium
    • C01B25/324Preparation from a reaction solution obtained by acidifying with an acid other than orthophosphoric acid
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/26Phosphates
    • C01B25/32Phosphates of magnesium, calcium, strontium, or barium
    • C01B25/327After-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Fertilizers (AREA)
  • Removal Of Specific Substances (AREA)
  • ing And Chemical Polishing (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
DK18750452.7T 2017-08-11 2018-08-10 Fremgangsmåde til syreætsning af en phosphatkilde DK3665124T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE201705554 2017-08-11
PCT/EP2018/071818 WO2019030403A1 (fr) 2017-08-11 2018-08-10 Procede d'attaque acide d'une source phosphatee

Publications (1)

Publication Number Publication Date
DK3665124T3 true DK3665124T3 (da) 2022-01-03

Family

ID=59856313

Family Applications (1)

Application Number Title Priority Date Filing Date
DK18750452.7T DK3665124T3 (da) 2017-08-11 2018-08-10 Fremgangsmåde til syreætsning af en phosphatkilde

Country Status (23)

Country Link
US (1) US11407640B2 (da)
EP (1) EP3665124B1 (da)
JP (1) JP7417516B2 (da)
CN (1) CN110997560B (da)
AR (1) AR112732A1 (da)
AU (1) AU2018312948B2 (da)
BE (1) BE1025894B1 (da)
CA (1) CA3072408A1 (da)
DK (1) DK3665124T3 (da)
EA (1) EA202090239A1 (da)
ES (1) ES2901100T3 (da)
IL (1) IL272456B2 (da)
JO (1) JOP20200027A1 (da)
LT (1) LT3665124T (da)
MA (1) MA49829B1 (da)
MX (1) MX2020001482A (da)
PE (1) PE20201139A1 (da)
PL (1) PL3665124T3 (da)
RS (1) RS62693B1 (da)
SA (1) SA520411232B1 (da)
UY (1) UY37841A (da)
WO (1) WO2019030403A1 (da)
ZA (1) ZA202000723B (da)

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB793801A (en) * 1954-04-22 1958-04-23 John Newton Carothers Process for the recovery of values from phosphate rock
GB938468A (en) 1958-07-23 1963-10-02 Dorr Oliver Inc Phosphate leaching
US3161466A (en) 1961-01-26 1964-12-15 Earl A Fallin Production and purification of phosphatic materials
US3453076A (en) * 1966-05-09 1969-07-01 Lummus Co Phosphoric acid process
US3919395A (en) * 1970-11-18 1975-11-11 United States Gypsum Co Process for extraction of phosphorus compounds
JPS5175697A (ja) * 1974-12-27 1976-06-30 Onoda Chem Ind Co Ltd Rinkosekinobunkaihoho
KR810000069B1 (ko) * 1975-11-24 1981-02-12 쌔디이어스 에스 스넬 인산염광물 함유 물질로부터 인산염을 회수하는 방법
DE146443C (da) * 1976-07-07 Occidental Petroleum Corp
FR2409230A1 (fr) * 1977-11-16 1979-06-15 Rhone Poulenc Ind Procede de fabrication d'acide phosphorique
US4154799A (en) * 1978-03-27 1979-05-15 United States Gypsum Company Dicalcium phosphate manufacture
US4248846A (en) * 1979-07-03 1981-02-03 W. R. Grace & Co. Production of stabilized wet process phosphoric acid
US4393032A (en) * 1982-01-12 1983-07-12 Pennzoil Company Production of phosphoric acid and additional products from phosphate ore
US4479923A (en) * 1982-01-12 1984-10-30 Pennzoil Company Production of phosphoric acid and additional products from phosphate ore
LU84713A1 (fr) * 1983-03-25 1984-11-14 Prayon Soc Procede et preparation d'acide phosphorique et de sulfate de calcium hemihydrate alpha
JPS59207818A (ja) * 1983-05-09 1984-11-26 Toyo Sutoufuaa Chem:Kk 高純度無水第二リン酸カルシウムの製造方法
DE3583209D1 (de) * 1984-11-05 1991-07-18 Prayon Dev Sa Kontinuierliches verfahren zur herstellung von phosphorsaeure und von calciumsulfat.
WO2000017100A1 (en) * 1998-09-23 2000-03-30 De Waal, Willem, P., D. Production of calcium hydrogenphosphate or monocalcium phosphate from calcium phosphate
ZA989823B (en) * 1998-10-28 1999-07-28 Dirk Guustaaf Mantel Treatment of phospho gypsum
ZA200002638B (en) * 2000-05-26 2001-01-31 Jan Christoffel De Waal The production of dicalcium phosphate or monocalcium phosphate.
BE1015013A3 (fr) * 2002-06-28 2004-08-03 Ecophos Procede de production d'acide phosphorique et/ou d'un sel de celui-ci et produits ainsi obtenus.
WO2005087661A1 (en) * 2004-03-16 2005-09-22 Abburi Visweswara Rao A cyclic process for the continuous production of dicalcium phosphate
BE1016065A3 (fr) 2004-06-01 2006-02-07 Prayon Technologies Procede de production d'acide phosphorique.
US7374740B2 (en) * 2005-03-31 2008-05-20 Cargill, Incorporated Process for producing high purity phosphates
CN1978313A (zh) * 2005-12-06 2007-06-13 四川大学 一种弱酸浸取重过磷酸钙制备精细磷酸钙盐的方法
BE1019055A3 (fr) 2009-12-02 2012-02-07 Prayon Technologies Procede de production d'acide phosphorique.
EA025514B1 (ru) * 2011-06-01 2016-12-30 Прэйон Текнолоджис Способ получения фосфорной кислоты дигидратного/полугидратного типа
SE537780C3 (da) * 2013-05-02 2015-12-08
JP6600639B2 (ja) * 2013-12-02 2019-10-30 エコフォス・エス・アー 農業及び食品産業向けのリン酸塩源
DE102014006278B3 (de) * 2014-05-02 2015-02-26 Remondis Aqua Gmbh & Co. Kg Verfahren zur Reinigung von Roh-Phosphorsäure (z.B. MGA-Säure) durch Zugabe von Aschen aus Abfall-Verbrennungsanlagen umfassend die Gewinnung von reiner Phosphorsäure, Kalziumsulfat, wasserlöslichen Kalziumhydrogenphosphaten und Metallsalz-Lösung
BE1023754B1 (fr) * 2016-06-23 2017-07-12 Prayon Technologies Procede de production de sulfate de calcium
CN106348266B (zh) * 2016-08-25 2019-02-12 贵州川恒化工股份有限公司 半水工艺制备磷酸联产石膏粉的方法

Also Published As

Publication number Publication date
BR112020002477A2 (pt) 2020-07-28
US20200165133A1 (en) 2020-05-28
ZA202000723B (en) 2021-08-25
EP3665124B1 (fr) 2021-09-29
BE1025894A1 (fr) 2019-08-01
ES2901100T3 (es) 2022-03-21
IL272456B1 (en) 2024-02-01
IL272456B2 (en) 2024-06-01
US11407640B2 (en) 2022-08-09
AU2018312948A1 (en) 2020-02-27
CA3072408A1 (fr) 2019-02-14
CN110997560B (zh) 2023-10-03
UY37841A (es) 2019-03-29
CN110997560A (zh) 2020-04-10
PL3665124T3 (pl) 2022-01-31
WO2019030403A1 (fr) 2019-02-14
JOP20200027A1 (ar) 2020-02-06
MA49829B1 (fr) 2021-12-31
IL272456A (en) 2020-03-31
MA49829A (fr) 2021-05-12
PE20201139A1 (es) 2020-10-26
RS62693B1 (sr) 2022-01-31
BE1025894B1 (fr) 2020-02-21
LT3665124T (lt) 2021-12-27
JP7417516B2 (ja) 2024-01-18
MX2020001482A (es) 2020-08-20
EP3665124A1 (fr) 2020-06-17
SA520411232B1 (ar) 2023-02-15
EA202090239A1 (ru) 2020-05-12
JP2020530431A (ja) 2020-10-22
KR20200040266A (ko) 2020-04-17
AR112732A1 (es) 2019-12-04
AU2018312948B2 (en) 2023-12-14

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