MA35057B1 - Procede de stabilisation de phosphogypses pour la diminution des emissions de radionucleides naturels - Google Patents
Procede de stabilisation de phosphogypses pour la diminution des emissions de radionucleides naturelsInfo
- 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
Links
- 230000003247 decreasing effect Effects 0.000 title 1
- 230000000087 stabilizing effect Effects 0.000 title 1
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES201130409A ES2388864B1 (es) | 2011-03-22 | 2011-03-22 | Procedimiento de estabilizacion de fosfoyesos para la disminucion de las emisiones de radionucleidos naturales. |
PCT/ES2012/070178 WO2012127090A1 (es) | 2011-03-22 | 2012-03-21 | Procedimiento de estabilización de fosfoyesos para la disminución de las emisiones de radionucleidos naturales |
Publications (1)
Publication Number | Publication Date |
---|---|
MA35057B1 true MA35057B1 (fr) | 2014-04-03 |
Family
ID=46878665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MA36352A MA35057B1 (fr) | 2011-03-22 | 2012-03-21 | Procede de stabilisation de phosphogypses pour la diminution des emissions de radionucleides naturels |
Country Status (3)
Country | Link |
---|---|
ES (1) | ES2388864B1 (es) |
MA (1) | MA35057B1 (es) |
WO (1) | WO2012127090A1 (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103482896B (zh) * | 2013-09-09 | 2015-07-15 | 四川大学 | 磷石膏球及其制备方法和应用 |
CN109704712B (zh) * | 2019-03-13 | 2020-02-18 | 中南大学 | 一种利用改性石英砂降低磷石膏充填过程磷污染的方法 |
CN110395960A (zh) * | 2019-08-07 | 2019-11-01 | 四川砼兴源建材有限责任公司 | 磷石膏基轻质隔墙板及其制备方法 |
CN112808736B (zh) * | 2020-12-21 | 2021-12-31 | 贵州昊华工程技术有限公司 | 一种磷石膏的净化和无害化处理方法 |
CN112851175B (zh) * | 2021-02-20 | 2022-08-23 | 四川省生态环境科学研究院 | 一种采用工业废渣制备水泥缓凝剂的装置及方法 |
-
2011
- 2011-03-22 ES ES201130409A patent/ES2388864B1/es not_active Expired - Fee Related
-
2012
- 2012-03-21 WO PCT/ES2012/070178 patent/WO2012127090A1/es active Application Filing
- 2012-03-21 MA MA36352A patent/MA35057B1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
ES2388864A1 (es) | 2012-10-19 |
ES2388864B1 (es) | 2013-09-09 |
WO2012127090A1 (es) | 2012-09-27 |
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