RO92769B1 - Procedeu si instalatie de obtinere a acidului fluorhidric anhidru - Google Patents
Procedeu si instalatie de obtinere a acidului fluorhidric anhidruInfo
- Publication number
- RO92769B1 RO92769B1 RO120388A RO12038885A RO92769B1 RO 92769 B1 RO92769 B1 RO 92769B1 RO 120388 A RO120388 A RO 120388A RO 12038885 A RO12038885 A RO 12038885A RO 92769 B1 RO92769 B1 RO 92769B1
- Authority
- RO
- Romania
- Prior art keywords
- reaction
- fluorine
- hydrofluoric acid
- resulting
- installation
- Prior art date
Links
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 title abstract 8
- 238000009434 installation Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 239000002253 acid Substances 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 4
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 abstract 2
- 229910052731 fluorine Inorganic materials 0.000 abstract 2
- 239000011737 fluorine Substances 0.000 abstract 2
- 239000007789 gas Substances 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- MPDDQFGQTCEFIX-UHFFFAOYSA-N [F].[Ca] Chemical compound [F].[Ca] MPDDQFGQTCEFIX-UHFFFAOYSA-N 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 239000000945 filler Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 abstract 1
- 230000000977 initiatory effect Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 238000011403 purification operation Methods 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Prezenta inventie se refera la un procedeu si o instalatie de obtinere a acidului fluorhidric anhidru, pornind de la florura de calciu naturala (fluorina) si acid sulfuric. Fluorina este preîncalzita la 50..200grade C si amestestecata în raport stoichiometric cu acid sulfuric 100% H2SO4, obtinîndu-se o pasta si avand loc initierea reactiei de formare a acidului fluorhidric, dupa care pasta formata este încalzita progresiv pana la temperatura de peste 470grade C, în regim termic controlat, rezultand acid fluorhidric, cu randamente de reactie de peste 98%. Gazele cu continut de acid fluorhidric, rezultate la faza de reactie, sunt supuse în contunuare unor operatii de racire si purificare. Instalatia se compune dintr-un mijloc de preîncalzire a fluorinei, un prereactor cuplat cu un cuptor de reactie cu 4 zone de încalzure exterioara, o coloana de purificare cu 5 straturi de umplutura, 2 condensatoare, 1-2 coloane de rectificare si o unitate de spalare a gazelor finale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO120388A RO92769B1 (ro) | 1985-10-15 | 1985-10-15 | Procedeu si instalatie de obtinere a acidului fluorhidric anhidru |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO120388A RO92769B1 (ro) | 1985-10-15 | 1985-10-15 | Procedeu si instalatie de obtinere a acidului fluorhidric anhidru |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO92769A2 RO92769A2 (ro) | 1987-10-30 |
| RO92769B1 true RO92769B1 (ro) | 1987-10-31 |
Family
ID=20118079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO120388A RO92769B1 (ro) | 1985-10-15 | 1985-10-15 | Procedeu si instalatie de obtinere a acidului fluorhidric anhidru |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO92769B1 (ro) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2287480C1 (ru) * | 2005-03-23 | 2006-11-20 | Олег Генрихович Еремин | Способ и установка получения фтористого водорода |
-
1985
- 1985-10-15 RO RO120388A patent/RO92769B1/ro unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2287480C1 (ru) * | 2005-03-23 | 2006-11-20 | Олег Генрихович Еремин | Способ и установка получения фтористого водорода |
Also Published As
| Publication number | Publication date |
|---|---|
| RO92769A2 (ro) | 1987-10-30 |
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