PL3713872T4 - Sposób rozkładu fosfogipsu - Google Patents
Sposób rozkładu fosfogipsuInfo
- Publication number
- PL3713872T4 PL3713872T4 PL18807732.5T PL18807732T PL3713872T4 PL 3713872 T4 PL3713872 T4 PL 3713872T4 PL 18807732 T PL18807732 T PL 18807732T PL 3713872 T4 PL3713872 T4 PL 3713872T4
- Authority
- PL
- Poland
- Prior art keywords
- decomposition process
- phosphogypsum decomposition
- phosphogypsum
- decomposition
- Prior art date
Links
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 title 1
- 238000000354 decomposition reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Combustion & Propulsion (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Processing Of Solid Wastes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP17203182 | 2017-11-22 | ||
| PCT/MA2018/000019 WO2019103586A1 (en) | 2017-11-22 | 2018-11-22 | Phosphogypsum decomposition process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL3713872T4 true PL3713872T4 (pl) | 2024-01-03 |
| PL3713872T3 PL3713872T3 (pl) | 2024-01-03 |
Family
ID=60654626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL18807732.5T PL3713872T3 (pl) | 2017-11-22 | 2018-11-22 | Sposób rozkładu fosfogipsu |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US11383987B2 (pl) |
| EP (1) | EP3713872B1 (pl) |
| CN (1) | CN111566051B (pl) |
| CA (1) | CA3082984A1 (pl) |
| FI (1) | FI3713872T3 (pl) |
| LT (1) | LT3713872T (pl) |
| MA (1) | MA50796A (pl) |
| PL (1) | PL3713872T3 (pl) |
| WO (1) | WO2019103586A1 (pl) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113522180B (zh) * | 2021-06-23 | 2023-07-18 | 张绪祎 | 用高浓度氧与碳在多级多气氛流化床反应炉中还原硫酸钙生产二氧化硫的系统 |
| CN113603126B (zh) * | 2021-09-17 | 2022-06-14 | 中国科学院过程工程研究所 | 一种利用工业副产物石膏制备氧化钙的方法 |
| CN114249335A (zh) * | 2021-11-22 | 2022-03-29 | 国能(山东)能源环境有限公司 | 一种脱硫石膏资源化利用的反应系统和方法 |
| CN114031316B (zh) * | 2021-12-02 | 2023-03-14 | 山东大学 | 一种分级孔生石灰颗粒的制备方法及其系统 |
| CN114229877A (zh) * | 2022-01-04 | 2022-03-25 | 西南科技大学 | 一种低温分解磷石膏的方法 |
| CN115504495B (zh) * | 2022-10-21 | 2023-07-25 | 华新水泥股份有限公司 | 一种循环利用尾气分解磷石膏的方法 |
| CN116253348A (zh) * | 2023-04-24 | 2023-06-13 | 中国科学院过程工程研究所 | 一种基于工业副产石膏制备氧化钙的方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3087790A (en) | 1959-09-04 | 1963-04-30 | Iowa State College Res Found | Reductive decomposition of calcium sulfate |
| US3607045A (en) * | 1969-10-29 | 1971-09-21 | Univ Iowa State Res Found Inc | Process for high temperature gaseous reduction of calcium sulfate |
| US3729551A (en) * | 1971-01-07 | 1973-04-24 | Cons Coal Co | Conversion of calcium sulfate to calcium oxide and elemental sulfur |
| CA1061987A (en) * | 1974-05-15 | 1979-09-11 | Iowa State University Research Foundation, Inc. | Decomposition of calcium sulfate by zoned reduction and oxidation in a fluidized bed |
| US4216197A (en) * | 1978-10-17 | 1980-08-05 | The United States Of America As Represented By The Administrator Of The United States Environmental Protection Agency | Converting calcium sulphide to calcium oxide |
| US4503018A (en) * | 1983-02-14 | 1985-03-05 | Davy Mckee Corporation | Desulfurization of phosphogypsum |
| US6024932A (en) | 1993-05-11 | 2000-02-15 | Gas Research Institute | Method for the conversion of gypsum to elemental sulfur |
| US5433939A (en) | 1994-03-14 | 1995-07-18 | Wheelock; Thomas D. | Cyclic process for oxidation of calcium sulfide |
| CN201161187Y (zh) * | 2008-01-08 | 2008-12-10 | 上海大学 | 一种分解磷石膏的复合循环流化床装置 |
| CN103072949B (zh) * | 2012-12-07 | 2015-07-15 | 云天化集团有限责任公司 | 一种流态化床层还原分解磷石膏制备硫化钙的方法 |
| CN103253637A (zh) * | 2013-06-04 | 2013-08-21 | 刘立文 | 一种利用石膏生产硫酸和氧化钙的方法 |
-
2018
- 2018-11-22 EP EP18807732.5A patent/EP3713872B1/en active Active
- 2018-11-22 CA CA3082984A patent/CA3082984A1/en active Pending
- 2018-11-22 FI FIEP18807732.5T patent/FI3713872T3/fi active
- 2018-11-22 LT LTEPPCT/MA2018/000019T patent/LT3713872T/lt unknown
- 2018-11-22 US US16/766,500 patent/US11383987B2/en active Active
- 2018-11-22 CN CN201880083140.6A patent/CN111566051B/zh active Active
- 2018-11-22 MA MA050796A patent/MA50796A/fr unknown
- 2018-11-22 PL PL18807732.5T patent/PL3713872T3/pl unknown
- 2018-11-22 WO PCT/MA2018/000019 patent/WO2019103586A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RU2020120472A3 (pl) | 2022-02-21 |
| US20200377375A1 (en) | 2020-12-03 |
| EP3713872A1 (en) | 2020-09-30 |
| LT3713872T (lt) | 2023-12-11 |
| FI3713872T3 (fi) | 2023-10-20 |
| RU2020120472A (ru) | 2021-12-23 |
| CN111566051B (zh) | 2023-01-24 |
| EP3713872B1 (en) | 2023-07-19 |
| CN111566051A (zh) | 2020-08-21 |
| US11383987B2 (en) | 2022-07-12 |
| PL3713872T3 (pl) | 2024-01-03 |
| CA3082984A1 (en) | 2019-05-31 |
| MA50796A (fr) | 2020-09-30 |
| WO2019103586A1 (en) | 2019-05-31 |
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