RO79542B1 - Procedeu de preparare a alaunului de amoniu - Google Patents
Procedeu de preparare a alaunului de amoniuInfo
- Publication number
- RO79542B1 RO79542B1 RO96942A RO9694279A RO79542B1 RO 79542 B1 RO79542 B1 RO 79542B1 RO 96942 A RO96942 A RO 96942A RO 9694279 A RO9694279 A RO 9694279A RO 79542 B1 RO79542 B1 RO 79542B1
- Authority
- RO
- Romania
- Prior art keywords
- raw material
- temperature
- acid
- total
- sulfuric acid
- Prior art date
Links
- WZUKKIPWIPZMAS-UHFFFAOYSA-K Ammonium alum Chemical compound [NH4+].O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O WZUKKIPWIPZMAS-UHFFFAOYSA-K 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 3
- 229910017604 nitric acid Inorganic materials 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 abstract 2
- 239000002994 raw material Substances 0.000 abstract 2
- IIZPXYDJLKNOIY-JXPKJXOSSA-N 1-palmitoyl-2-arachidonoyl-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCC\C=C/C\C=C/C\C=C/C\C=C/CCCCC IIZPXYDJLKNOIY-JXPKJXOSSA-N 0.000 abstract 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 229910045601 alloy Inorganic materials 0.000 abstract 1
- 239000000956 alloy Substances 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000000571 coke Substances 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 239000000706 filtrate Substances 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 229940067606 lecithin Drugs 0.000 abstract 1
- 235000010445 lecithin Nutrition 0.000 abstract 1
- 239000000787 lecithin Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
Landscapes
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Procedeu de preparare a alaunului de amoniu, caracterizat prin aceea ca se efectueaza descompunerea unor cenuse de termocentrala cu acid azotic cu concentratia 2,5 pîna la 98%, într-un raport cenusa: HNO3 de 10:1, pîna la 1:10, la temperatura de 5 pîna la 100 degree C, apoi se pune în libertate acidul azotic din azotatii de calciu cu acid sulfuric, introdus în solutie într-un raport între total materie prima si total H2SO4 95% de 20:1 la 1:1, se dezagrega o a doua cantitate de materie prima cu ajutorul acestui acid si al excesului de acid sulfuric si se repeta operatiile de mai sus, pîna cînd continutul de acid azotic liber, în lesie, este de minimum 0,5 M, iar lesia rezultata se neutralizeaza cu amoniac la un pH cuprins între 1,2 si 3, se raceste la o temperatura cuprinsa între -5 si +20 degree C si se separa prin filtrare alaunul format.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO96942A RO79542B1 (ro) | 1979-03-19 | 1979-03-19 | Procedeu de preparare a alaunului de amoniu |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO96942A RO79542B1 (ro) | 1979-03-19 | 1979-03-19 | Procedeu de preparare a alaunului de amoniu |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO79542A2 RO79542A2 (ro) | 1983-04-29 |
| RO79542B1 true RO79542B1 (ro) | 1983-04-30 |
Family
ID=20104747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO96942A RO79542B1 (ro) | 1979-03-19 | 1979-03-19 | Procedeu de preparare a alaunului de amoniu |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO79542B1 (ro) |
-
1979
- 1979-03-19 RO RO96942A patent/RO79542B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO79542A2 (ro) | 1983-04-29 |
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