BE511658A - - Google Patents
Info
- Publication number
- BE511658A BE511658A BE511658DA BE511658A BE 511658 A BE511658 A BE 511658A BE 511658D A BE511658D A BE 511658DA BE 511658 A BE511658 A BE 511658A
- Authority
- BE
- Belgium
- Prior art keywords
- acid
- washing
- cooling
- sludge
- circuit
- Prior art date
Links
- 239000002253 acid Substances 0.000 claims description 38
- 238000005406 washing Methods 0.000 claims description 25
- 238000001816 cooling Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 15
- 239000013078 crystal Substances 0.000 claims description 8
- 239000010802 sludge Substances 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 7
- 238000005352 clarification Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 150000008064 anhydrides Chemical class 0.000 claims description 5
- 229910052785 arsenic Inorganic materials 0.000 claims description 5
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 4
- 150000007513 acids Chemical class 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims description 3
- 238000005119 centrifugation Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 3
- 239000000428 dust Substances 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 238000004140 cleaning Methods 0.000 claims 1
- 239000007791 liquid phase Substances 0.000 claims 1
- 239000002002 slurry Substances 0.000 claims 1
- 239000007790 solid phase Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- 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
- C01B17/56—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE511658A true BE511658A (https=) |
Family
ID=150352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE511658D BE511658A (https=) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE511658A (https=) |
-
0
- BE BE511658D patent/BE511658A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO1998043716A2 (en) | Sulfuric acid purification process | |
| Liu et al. | Prevention of initial supercooling in progressive freeze-concentration | |
| BE511658A (https=) | ||
| JP2002284509A (ja) | 廃硫酸の処理方法及びその処理設備 | |
| JP3635847B2 (ja) | 純氷製氷装置 | |
| FR2475929A1 (fr) | Element d'installation diffuseur-melangeur, et procede pour realiser et intensifier les processus de transfert de chaleur et/ou de matiere entre des phases liquide-liquide ainsi qu'entre des phases liquide-solide | |
| CN223150616U (zh) | 一种可水冷循环降温的电渣炉 | |
| EP0319434A2 (fr) | Procédé de purification de l'hexaméthylènediamine | |
| FR2490968A1 (fr) | Procede pour la cristallisation de corps difficilement solubles et appareil de cristallisation | |
| BE711122A (https=) | ||
| BE427091A (https=) | ||
| CN118268337A (zh) | 一种钾钠分盐用钾盐母液高效分离装置 | |
| BE425137A (https=) | ||
| BE496913A (https=) | ||
| BE557062A (https=) | ||
| FR2460999A1 (fr) | Procede et appareil de stabilisation par congelation de boissons preparees a partir de jus de raisin, notamment de vin | |
| BE495226A (https=) | ||
| FR2581995A1 (fr) | Procede et installation de cristallisation de gluconodeltalactone | |
| BE489831A (https=) | ||
| BE673433A (https=) | ||
| BE344855A (https=) | ||
| FR2519654A2 (fr) | Procede de production de lactose cristallise et installation pour la mise en oeuvre de ce procede | |
| BE513950A (https=) | ||
| BE359285A (https=) | ||
| WO1997004135A1 (fr) | Procede et dispositif de cristallisation en continu d'une composition contenant du sucre en dernier jet de cristallisation |