MA24576A1 - Procede pour transformer les dechets de phosphogypse - Google Patents
Procede pour transformer les dechets de phosphogypseInfo
- Publication number
- MA24576A1 MA24576A1 MA25131A MA25131A MA24576A1 MA 24576 A1 MA24576 A1 MA 24576A1 MA 25131 A MA25131 A MA 25131A MA 25131 A MA25131 A MA 25131A MA 24576 A1 MA24576 A1 MA 24576A1
- Authority
- MA
- Morocco
- Prior art keywords
- phosphogypse
- transforming
- waste
- transforming phosphogypse
- phosphogypse waste
- Prior art date
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
- C01F11/02—Oxides or hydroxides
- C01F11/08—Oxides or hydroxides by reduction of sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
- C01B17/506—Preparation of sulfur dioxide by reduction of sulfur compounds of calcium sulfates
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/02—Portland cement
- C04B7/04—Portland cement using raw materials containing gypsum, i.e. processes of the Mueller-Kuehne type
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/34—Hydraulic lime cements; Roman cements ; natural cements
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL97320762A PL186189B1 (pl) | 1997-06-23 | 1997-06-23 | Sposób przetwarzania odpadów fosfogipsowych |
Publications (1)
Publication Number | Publication Date |
---|---|
MA24576A1 true MA24576A1 (fr) | 1998-12-31 |
Family
ID=20070157
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MA25131A MA24576A1 (fr) | 1997-06-23 | 1998-06-22 | Procede pour transformer les dechets de phosphogypse |
Country Status (4)
Country | Link |
---|---|
AU (1) | AU7679098A (fr) |
MA (1) | MA24576A1 (fr) |
PL (1) | PL186189B1 (fr) |
WO (1) | WO1998058877A1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PL231407B1 (pl) | 2012-02-17 | 2019-02-28 | Lsa Spolka Z Ograniczona Odpowiedzialnoscia | Sposób wysokotemperaturowej utylizacji fosfogipsu |
BR102012012961B1 (pt) * | 2012-05-30 | 2021-07-27 | Ged - Inovação, Engenharia & Tecnologia Ltda Me | Tinta ecológica a base de fosfogesso |
CN110317034B (zh) * | 2019-07-08 | 2021-09-10 | 山东创能机械科技有限公司 | 一种半水磷石膏基充填材料及其制备方法和应用 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1135989A (en) * | 1966-12-13 | 1968-12-11 | Wolfen Filmfab Veb | Process for pre-heating raw stock in anhydrite sulphuric acid plant |
AT284701B (de) * | 1969-03-06 | 1970-09-25 | Chemie Linz Ag | Verfahren zur Herstellung von fluorarmem Zementklinker aus Phosphorsäureabfallgips |
DE2039308C3 (de) * | 1970-08-07 | 1978-12-14 | Polysius Ag, 4723 Neubeckum | Verfahren zur Wärmebehandlung von calciumhaltigen Rohmaterialien, die Schwefelverbindungen aufweisen |
CA1329466C (fr) * | 1986-11-06 | 1994-05-17 | Jerome Herbert Marten | Desulfuration de gypse |
WO1989005282A1 (fr) * | 1987-12-07 | 1989-06-15 | Iowa State University Research Foundation, Inc. | Decomposition de reduction et d'oxydation cyclique de sulfate de calcium dans un reacteur a lit fluidise a deux etages |
-
1997
- 1997-06-23 PL PL97320762A patent/PL186189B1/pl not_active IP Right Cessation
-
1998
- 1998-06-15 WO PCT/PL1998/000027 patent/WO1998058877A1/fr not_active Application Discontinuation
- 1998-06-15 AU AU76790/98A patent/AU7679098A/en not_active Withdrawn
- 1998-06-22 MA MA25131A patent/MA24576A1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
WO1998058877A1 (fr) | 1998-12-30 |
PL320762A1 (en) | 1999-01-04 |
PL186189B1 (pl) | 2003-11-28 |
AU7679098A (en) | 1999-01-04 |
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