RO95220B1 - Procedeu si instalatie pentru obtinerea concomitenta a acidului azotic diluat si a acidului azotic concentrat - Google Patents
Procedeu si instalatie pentru obtinerea concomitenta a acidului azotic diluat si a acidului azotic concentratInfo
- Publication number
- RO95220B1 RO95220B1 RO123090A RO12309086A RO95220B1 RO 95220 B1 RO95220 B1 RO 95220B1 RO 123090 A RO123090 A RO 123090A RO 12309086 A RO12309086 A RO 12309086A RO 95220 B1 RO95220 B1 RO 95220B1
- Authority
- RO
- Romania
- Prior art keywords
- nitric acid
- installation
- diluted
- concentrated nitric
- index
- Prior art date
Links
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 title abstract 5
- 229910017604 nitric acid Inorganic materials 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 3
- 238000009434 installation Methods 0.000 title abstract 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- 239000007789 gas Substances 0.000 abstract 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000010306 acid treatment Methods 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 239000003337 fertilizer Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Fertilizers (AREA)
Abstract
Inventia se refera la un procedeu de obtinere a acidului azotic diluat folosit la fabricarea îngrasamintelor (55...60% în greutate) concomitent cu obtinerea acidului azotic concentrat (minimum 98,5% în greutate) si la o instalatie pentru realizarea acestui procedeu. M inventiei, gazele nitroase comprimate, rezultate ca urmare a oxidarii catalitice a amoniacului, sînt mai întîi racite pîna sub temperatura de lichefiere a Ni indice 2 O indice 4, lichidul este separat si supus prelucrarii la acid azotic concentrat prin sinteza în conditii uzuale, iar gazele cu un continut ceva mai mic în oxizi dirijate spre absorbtia chimica în apa pentru formarea acidului azotic diluat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO123090A RO95220B1 (ro) | 1986-04-23 | 1986-04-23 | Procedeu si instalatie pentru obtinerea concomitenta a acidului azotic diluat si a acidului azotic concentrat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO123090A RO95220B1 (ro) | 1986-04-23 | 1986-04-23 | Procedeu si instalatie pentru obtinerea concomitenta a acidului azotic diluat si a acidului azotic concentrat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO95220B1 true RO95220B1 (ro) | 1988-08-31 |
Family
ID=40904653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO123090A RO95220B1 (ro) | 1986-04-23 | 1986-04-23 | Procedeu si instalatie pentru obtinerea concomitenta a acidului azotic diluat si a acidului azotic concentrat |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO95220B1 (ro) |
-
1986
- 1986-04-23 RO RO123090A patent/RO95220B1/ro unknown
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