BE622279A - - Google Patents
Info
- Publication number
- BE622279A BE622279A BE622279DA BE622279A BE 622279 A BE622279 A BE 622279A BE 622279D A BE622279D A BE 622279DA BE 622279 A BE622279 A BE 622279A
- Authority
- BE
- Belgium
- Prior art keywords
- water
- sulfuric acid
- acid
- reaction
- column
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 32
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 22
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 22
- 239000002253 acid Substances 0.000 description 13
- 235000010269 sulphur dioxide Nutrition 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 238000009835 boiling Methods 0.000 description 9
- 238000001704 evaporation Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000012295 chemical reaction liquid Substances 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 150000008064 anhydrides Chemical class 0.000 description 1
- DQSGVVGOPRWTKI-QVFAWCHISA-N atazanavir sulfate Chemical compound [H+].[H+].[O-]S([O-])(=O)=O.C([C@H](NC(=O)[C@@H](NC(=O)OC)C(C)(C)C)[C@@H](O)CN(CC=1C=CC(=CC=1)C=1N=CC=CC=1)NC(=O)[C@@H](NC(=O)OC)C(C)(C)C)C1=CC=CC=C1 DQSGVVGOPRWTKI-QVFAWCHISA-N 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 239000002912 waste gas 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
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE622279A true BE622279A (enExample) |
Family
ID=194926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE622279D BE622279A (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE622279A (enExample) |
-
0
- BE BE622279D patent/BE622279A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5324498A (en) | Purification of tungsten hexafluoride | |
| US5032373A (en) | Apparatus and process | |
| EP0506588A1 (fr) | Procédé de traitement de gaz à base de fluor électrolytique et pouvant contenir des composés uranifères | |
| US5624734A (en) | Continuous process and apparatus for generation of ozone for industrial application with cryogenic refrigeration | |
| CN101920937A (zh) | 五氟化碘的制备方法与反应设备 | |
| BE622279A (enExample) | ||
| FR2630723A1 (fr) | Procede de preparation du chlorure ferrique a partir d'acide chlorhydrique dilue | |
| US2876077A (en) | Process for the production of stabilized liquid ozone | |
| US4309214A (en) | Manufacture of metal powder | |
| KR890001623A (ko) | 액체피이드로부터 초고순도 산소를 제조하는 방법 및 그 장치 | |
| JP3641049B2 (ja) | 高純度塩酸の製造方法 | |
| CA2474416A1 (fr) | Procede de purification de l'acroleine | |
| LU83591A1 (fr) | Procede de production d'uree | |
| FR2697325A1 (fr) | Procédé et installation de production d'azote et d'oxygène. | |
| BE365987A (fr) | Procédé de fabrication d'acide azotique concentré | |
| US20250214039A1 (en) | Oxygen isotope concentration method and oxygen isotope concentration apparatus | |
| EP0017538B1 (fr) | Procédé et installation d'obtention d'argon substantiellement pur | |
| CH191844A (fr) | Procédé pour la fabrication de l'acide nitrique concentré. | |
| BE350415A (enExample) | ||
| BE531334A (enExample) | ||
| CH166576A (fr) | Procédé de fabrication d'un mélange gazeux enrichi en oxygène à partir d'air. | |
| FR2513617A1 (fr) | Procede de fabrication simultanee d'acide nitrique fortement concentre et d'acide nitrique dilue | |
| BE698068A (enExample) | ||
| BE426156A (enExample) | ||
| BE378093A (enExample) |