BE380624A - - Google Patents
Info
- Publication number
- BE380624A BE380624A BE380624DA BE380624A BE 380624 A BE380624 A BE 380624A BE 380624D A BE380624D A BE 380624DA BE 380624 A BE380624 A BE 380624A
- Authority
- BE
- Belgium
- Prior art keywords
- sodium chloride
- lye
- cooling
- solid
- nacl
- Prior art date
Links
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 112
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 50
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 44
- 239000011780 sodium chloride Substances 0.000 claims description 25
- 238000001816 cooling Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 7
- 238000001704 evaporation Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 239000003518 caustics Substances 0.000 claims description 2
- 239000003599 detergent Substances 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 150000004677 hydrates Chemical class 0.000 claims 1
- 238000010583 slow cooling Methods 0.000 claims 1
- 239000013078 crystal Substances 0.000 description 11
- 239000012452 mother liquor Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000005352 clarification Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 150000004683 dihydrates Chemical class 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- 150000004688 heptahydrates Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000005406 washing Methods 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
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
- C01D1/28—Purification; Separation
- C01D1/30—Purification; Separation by crystallisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE380624A true BE380624A (d) |
Family
ID=50331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE380624D BE380624A (d) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE380624A (d) |
-
0
- BE BE380624D patent/BE380624A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2523567A1 (fr) | Procede de fabrication de sulfate de potassium | |
| BE380624A (d) | ||
| EP0041908B1 (fr) | Procédé de fabrication de la dichloro-2,6-nitro-4-aniline et composé obtenu par ce procédé | |
| FR2475067A1 (fr) | Procede pour la preparation d'un cristal de carbonate de sodium anhydre | |
| BE438918A (d) | ||
| EP2091868A1 (en) | Method of purifying potassium hydroxide | |
| BE830993R (fr) | Procede de fabrication de cristaux de carbonate de sodium heptahydrate ou decahydrate | |
| BE520566A (d) | ||
| BE421708A (d) | ||
| BE472319A (fr) | Procédé pour l'obtention d'acide sulfurique et de chlorure de sodium | |
| BE410886A (d) | ||
| BE432650A (d) | ||
| BE381881A (d) | ||
| BE541136A (d) | ||
| BE444036A (d) | ||
| BE407583A (d) | ||
| BE352571A (d) | ||
| BE474502A (d) | ||
| BE356709A (d) | ||
| BE406233A (d) | ||
| BE421659A (d) | ||
| BE344840A (d) | ||
| BE722995A (d) | ||
| BE344042A (d) | ||
| BE344088A (d) |