BE565486A - - Google Patents
Info
- Publication number
- BE565486A BE565486A BE565486DA BE565486A BE 565486 A BE565486 A BE 565486A BE 565486D A BE565486D A BE 565486DA BE 565486 A BE565486 A BE 565486A
- Authority
- BE
- Belgium
- Prior art keywords
- sep
- phosphate
- sulfur dioxide
- slurry
- calcium
- Prior art date
Links
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 46
- 229910019142 PO4 Inorganic materials 0.000 claims description 17
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 16
- 239000010452 phosphate Substances 0.000 claims description 16
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 15
- 239000007789 gas Substances 0.000 claims description 12
- LVGQIQHJMRUCRM-UHFFFAOYSA-L calcium bisulfite Chemical compound [Ca+2].OS([O-])=O.OS([O-])=O LVGQIQHJMRUCRM-UHFFFAOYSA-L 0.000 claims description 11
- 235000010260 calcium hydrogen sulphite Nutrition 0.000 claims description 11
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 239000002002 slurry Substances 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 229920006395 saturated elastomer Polymers 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000008246 gaseous mixture Substances 0.000 claims 1
- 235000021317 phosphate Nutrition 0.000 description 15
- 235000010216 calcium carbonate Nutrition 0.000 description 6
- 239000007788 liquid Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000001506 calcium phosphate Substances 0.000 description 2
- 229910000389 calcium phosphate Inorganic materials 0.000 description 2
- 235000011010 calcium phosphates Nutrition 0.000 description 2
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 description 2
- 235000010261 calcium sulphite Nutrition 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000002367 phosphate rock Substances 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 206010018691 Granuloma Diseases 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 239000013058 crude material Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000003921 particle size analysis Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B11/00—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes
- C05B11/02—Pretreatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE565486A true BE565486A (OSRAM) |
Family
ID=185984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE565486D BE565486A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE565486A (OSRAM) |
-
0
- BE BE565486D patent/BE565486A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1106348A (fr) | Procede de regeneration de solutions aqueuses de sulfures de sodium, de potassium et/ou d'ammonium | |
| CA3187515A1 (fr) | Procede de fabrication de sulfate d'ammonium et de carbonate de calcium a partir de phosphogypse | |
| CA1110828A (fr) | Procede de purification de solutions contenant des carbonate, sulfate, eventuellement hydroxyde de sodium ou potassium, ainsi que l'un au moins des metaux, vanadium, uranium, molybdene | |
| CA2033189A1 (fr) | Procede de preparation par voie aqueuse de dihydrate de calcium purifie | |
| BE565486A (OSRAM) | ||
| BE1008704A5 (fr) | Procede de traitement d'effluents acides. | |
| CN114907149A (zh) | 一种利用过硫酸铵对硫酸铵化肥进行提质的方法 | |
| BE1030584B1 (fr) | Procédé pour produire le sulfite de sodium et le sulfate de sodium de haute pureté à partir du gaz brûlé de charbon par désulfuration alcaline | |
| BE349429A (OSRAM) | ||
| CN116575108A (zh) | 一种钙化合物的转化方法 | |
| FR2515629A1 (fr) | Procede d'enrichissement d'un minerai a gangue carbonatee, notamment d'un minerai de phosphate | |
| JPWO2022250599A5 (OSRAM) | ||
| BE522831A (OSRAM) | ||
| FR2476055A1 (fr) | Procede pour le traitement thermique de roches phosphatees | |
| BE516022A (OSRAM) | ||
| BE355210A (OSRAM) | ||
| BE485924A (OSRAM) | ||
| HK1065526A (en) | Method of ammonium sulfate purification | |
| BE371663A (OSRAM) | ||
| BE400546A (OSRAM) | ||
| BE512002A (OSRAM) | ||
| BE445862A (OSRAM) | ||
| BE412471A (OSRAM) | ||
| BE450419A (OSRAM) | ||
| BE507094A (OSRAM) |