MA18426A1 - Procede de lavage du phosphogypse residiaire - Google Patents

Procede de lavage du phosphogypse residiaire

Info

Publication number
MA18426A1
MA18426A1 MA18619A MA18619A MA18426A1 MA 18426 A1 MA18426 A1 MA 18426A1 MA 18619 A MA18619 A MA 18619A MA 18619 A MA18619 A MA 18619A MA 18426 A1 MA18426 A1 MA 18426A1
Authority
MA
Morocco
Prior art keywords
residiary
phosphogypse
washing process
washing
residiary phosphogypse
Prior art date
Application number
MA18619A
Other languages
English (en)
Inventor
Schroeder Jersy
Kuzko Antoni
Gorecka Helena
Wysocki Andrzej
Lewan Dowski Mieczyslaw
Gorecki Henryk
Zielinski Krzysztof
Pawelczyk Adam
Pozniak Tadeusz
Zieba Stefan
Original Assignee
Politechnika Wroclawska
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 Politechnika Wroclawska filed Critical Politechnika Wroclawska
Publication of MA18426A1 publication Critical patent/MA18426A1/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • 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
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • C01B25/222—Preparation 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
    • C01B25/223—Preparation 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
    • C01B25/225—Dihydrate process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Removal Of Specific Substances (AREA)
  • Paper (AREA)
MA18619A 1978-05-06 1979-05-04 Procede de lavage du phosphogypse residiaire MA18426A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL1978206635A PL116006B1 (en) 1978-05-06 1978-05-06 Method of waste phosphogypsum rinsing

Publications (1)

Publication Number Publication Date
MA18426A1 true MA18426A1 (fr) 1979-12-31

Family

ID=19989124

Family Applications (1)

Application Number Title Priority Date Filing Date
MA18619A MA18426A1 (fr) 1978-05-06 1979-05-04 Procede de lavage du phosphogypse residiaire

Country Status (8)

Country Link
US (1) US4301130A (fr)
JP (1) JPS54147193A (fr)
BE (1) BE876041A (fr)
DE (1) DE2918109A1 (fr)
FR (1) FR2424878A1 (fr)
GB (1) GB2020263B (fr)
MA (1) MA18426A1 (fr)
PL (1) PL116006B1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL59206A (en) * 1980-01-23 1982-12-31 Israel State Recovery of uranium from rock phosphate
US7585485B2 (en) 2006-07-03 2009-09-08 Tripoliven, C.A. Process for the physiochemical conditioning of chemical gypsum or phospho-gypsum for use in formulation for cement and other construction materials
US20090050025A1 (en) * 2007-08-21 2009-02-26 Tetra Tech, Inc. Use of Encapsulated Water Soluble Material as a Construction Material
CN104211099B (zh) * 2014-08-23 2017-01-25 耿兆翔 工业磷石膏废渣的资源化回收利用方法
CN113607668B (zh) * 2021-07-29 2022-12-30 一夫科技股份有限公司 一种磷石膏中共晶磷含量的测试方法
CN115557719B (zh) * 2022-08-16 2023-08-15 湖北祥云(集团)化工股份有限公司 磷石膏的综合处理方法
CN115504695B (zh) * 2022-09-06 2023-12-12 宜昌邦普循环科技有限公司 一种磷石膏的回收方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1456109A (fr) * 1965-09-11 1966-10-21 Serice Procédé de préparation d'acide phosphorique concentré par voie humide
DE1567556A1 (de) * 1966-04-14 1970-07-16 Giulini Gmbh Geb Verfahren zur Verbesserung des Aufschlussgrades bei der Herstellung von Phosphorsaeure nach dem nassen Verfahren
DE1592284A1 (de) * 1966-06-03 1972-03-30 Piesteritz Stickstoff Verfahren zur Entfluorierung von Phosphorgips,der bei der Erzeugung von Phosphorsaeure nach dem Nassverfahren anfaellt
NL6800867A (fr) * 1967-01-26 1968-07-29
US3632307A (en) * 1969-04-09 1972-01-04 Albatros Super Fosfaatfabrieke Process for the preparation of phosphoric acid and gypsum from phosphate rock
BE756759A (fr) * 1969-09-30 1971-03-29 Pechiney Saint Gobain Procede de fabrication d'acide phosphorique de voie humide et de sulfate de calcium de qualite amelioree
US4059674A (en) * 1972-07-18 1977-11-22 Pullman Incorporated Method for manufacturing phosphoric acid and gypsum
FR2330643A1 (fr) * 1975-11-04 1977-06-03 Rhone Poulenc Ind Procede continu de fabrication d'acide phosphorique de voie humide

Also Published As

Publication number Publication date
BE876041A (fr) 1979-09-03
GB2020263B (en) 1982-09-02
JPS54147193A (en) 1979-11-17
US4301130A (en) 1981-11-17
GB2020263A (en) 1979-11-14
PL116006B1 (en) 1981-05-30
PL206635A1 (fr) 1980-01-14
FR2424878A1 (fr) 1979-11-30
DE2918109A1 (de) 1979-11-15

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