BE419769A - - Google Patents
Info
- Publication number
- BE419769A BE419769A BE419769DA BE419769A BE 419769 A BE419769 A BE 419769A BE 419769D A BE419769D A BE 419769DA BE 419769 A BE419769 A BE 419769A
- Authority
- BE
- Belgium
- Prior art keywords
- chromium
- solution
- sodium
- sulphate
- water
- Prior art date
Links
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 13
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 7
- 235000011152 sodium sulphate Nutrition 0.000 claims description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 239000011651 chromium Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000006227 byproduct Substances 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 150000001844 chromium Chemical class 0.000 claims description 2
- 238000000746 purification Methods 0.000 claims description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 2
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 2
- 159000000000 sodium salts Chemical class 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- RMXTYBQNQCQHEU-UHFFFAOYSA-N ac1lawpn Chemical compound [Cr]#[Cr] RMXTYBQNQCQHEU-UHFFFAOYSA-N 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- JHWIEAWILPSRMU-UHFFFAOYSA-N 2-methyl-3-pyrimidin-4-ylpropanoic acid Chemical compound OC(=O)C(C)CC1=CC=NC=N1 JHWIEAWILPSRMU-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- QFSKIUZTIHBWFR-UHFFFAOYSA-N chromium;hydrate Chemical compound O.[Cr] QFSKIUZTIHBWFR-UHFFFAOYSA-N 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010446 mirabilite Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- PXLIDIMHPNPGMH-UHFFFAOYSA-N sodium chromate Chemical compound [Na+].[Na+].[O-][Cr]([O-])(=O)=O PXLIDIMHPNPGMH-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- C01D5/16—Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE419769A true BE419769A (instruction) |
Family
ID=81986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE419769D BE419769A (instruction) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE419769A (instruction) |
-
0
- BE BE419769D patent/BE419769A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109516479A (zh) | 电池级氢氧化锂的制备方法 | |
| 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 | |
| ES279970A1 (es) | Procedimiento para formar cristalers de hielo en una soluciën acuosa | |
| WO2024174341A1 (zh) | 一种电池正极材料前驱体合成废水处理方法 | |
| CN1307107C (zh) | 用废氯化铜蚀板液生产氯化亚铜的方法 | |
| CN106865851A (zh) | 染料中间体例如2‑萘酚生产废水处理与资源化利用的方法 | |
| BE419769A (instruction) | ||
| JP7503599B2 (ja) | タウリン母液を用いてイセチオン酸アルカリ金属塩を製造する方法およびタウリンを製造する方法 | |
| CN109232338A (zh) | 一种蛋氨酸羟基类似物的分离纯化方法 | |
| US3728273A (en) | Method of recovering chromium and barium values from waste barium chromate | |
| US4424078A (en) | Method for improving the carbonation procedure in a sugar plant | |
| CN109455742B (zh) | 一种简易生产药用辅料无水亚硫酸钠的方法 | |
| CN109911867A (zh) | 一种耦合化学脱水和多效蒸发浓缩的钛白稀酸浓缩工艺 | |
| CN1206165C (zh) | 一种铬酸酐的制备方法 | |
| US1232156A (en) | Process for obtaining potassium chlorid from certain waters containing borax. | |
| CN106630398B (zh) | 一种处理高盐有机废水的方法 | |
| WO2018227839A1 (zh) | 一种甲硫氨酸的清洁生产方法 | |
| US484921A (en) | Peter rxmer | |
| RU2352526C2 (ru) | Способ получения моногидрата гидроксида лития | |
| BE500312A (instruction) | ||
| WO2022246866A1 (zh) | 安赛蜜废液的处理方法 | |
| AT153801B (de) | Verfahren zur Reinigung des bei der Bichromatherstellung als Nebenprodukt anfallenden Natriumsulfats. | |
| SU924189A1 (ru) | Способ регенерации осадительной ванны вискозного производства 1 | |
| CN116618420A (zh) | 利用含铬蓝湿皮皮革边角料无害化生产工业含氨基酸蛋白胨的方法 | |
| CN117126082A (zh) | 一种同时制备牛磺酸、甲基牛磺酸盐及甲基牛磺酸的方法 |