MA35057B1 - METHOD FOR STABILIZING PHOSPHOGYPSES FOR DECREASING NATURAL RADIONUCLEID EMISSIONS - Google Patents

METHOD FOR STABILIZING PHOSPHOGYPSES FOR DECREASING NATURAL RADIONUCLEID EMISSIONS

Info

Publication number
MA35057B1
MA35057B1 MA36352A MA36352A MA35057B1 MA 35057 B1 MA35057 B1 MA 35057B1 MA 36352 A MA36352 A MA 36352A MA 36352 A MA36352 A MA 36352A MA 35057 B1 MA35057 B1 MA 35057B1
Authority
MA
Morocco
Prior art keywords
phosphogypses
radionucleid
emissions
stabilizing
decreasing natural
Prior art date
Application number
MA36352A
Other languages
French (fr)
Inventor
Gómez Félix Antonio López
Priego Francisco José Aguacil
Delgado Aurora López
El Amrani Hanan Tayibi
Díaz Irene García
Leonarte Catalina Gasco
Raya Juan Pedro Bolivar
González Manuel Jes S Gasquez
Original Assignee
Consejo Superior Investigacion
Univ Huelva
Ct De Investigaciones Energéticas Medioambientales Y Tecnológicas Ciemat
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 Consejo Superior Investigacion, Univ Huelva, Ct De Investigaciones Energéticas Medioambientales Y Tecnológicas Ciemat filed Critical Consejo Superior Investigacion
Publication of MA35057B1 publication Critical patent/MA35057B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B11/00—Calcium sulfate cements
    • C04B11/26—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B18/04—Waste materials; Refuse
    • C04B18/0445—Synthetic gypsum, e.g. phosphogypsum
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
    • C04B22/08—Acids or salts thereof
    • C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
    • C04B22/142—Sulfates
    • C04B22/143—Calcium-sulfate
    • C04B22/144—Phosphogypsum
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
    • C04B28/142—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements containing synthetic or waste calcium sulfate cements
    • C04B28/143—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements containing synthetic or waste calcium sulfate cements the synthetic calcium sulfate being phosphogypsum
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/36—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing sulfur, sulfides or selenium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Civil Engineering (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
MA36352A 2011-03-22 2012-03-21 METHOD FOR STABILIZING PHOSPHOGYPSES FOR DECREASING NATURAL RADIONUCLEID EMISSIONS MA35057B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES201130409A ES2388864B1 (en) 2011-03-22 2011-03-22 STABILIZATION PROCEDURE OF PHOSPHYESES FOR THE DECREASE OF NATURAL RADIONUCLEID EMISSIONS.
PCT/ES2012/070178 WO2012127090A1 (en) 2011-03-22 2012-03-21 Method for stabilizing phosphogypsum to reduce natural radionuclide emissions

Publications (1)

Publication Number Publication Date
MA35057B1 true MA35057B1 (en) 2014-04-03

Family

ID=46878665

Family Applications (1)

Application Number Title Priority Date Filing Date
MA36352A MA35057B1 (en) 2011-03-22 2012-03-21 METHOD FOR STABILIZING PHOSPHOGYPSES FOR DECREASING NATURAL RADIONUCLEID EMISSIONS

Country Status (3)

Country Link
ES (1) ES2388864B1 (en)
MA (1) MA35057B1 (en)
WO (1) WO2012127090A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103482896B (en) * 2013-09-09 2015-07-15 四川大学 Phosphogypsum ball and preparation method and application thereof
CN109704712B (en) * 2019-03-13 2020-02-18 中南大学 Method for reducing phosphorus pollution in phosphogypsum filling process by using modified quartz sand
CN110395960A (en) * 2019-08-07 2019-11-01 四川砼兴源建材有限责任公司 Ardealite base light cellular partition board and preparation method thereof
CN112808736B (en) * 2020-12-21 2021-12-31 贵州昊华工程技术有限公司 Purification and harmless treatment method of phosphogypsum
CN112851175B (en) * 2021-02-20 2022-08-23 四川省生态环境科学研究院 Device and method for preparing cement retarder by adopting industrial waste residues

Also Published As

Publication number Publication date
ES2388864B1 (en) 2013-09-09
ES2388864A1 (en) 2012-10-19
WO2012127090A1 (en) 2012-09-27

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