RO82222B1 - Procedeu mixt de obtinere a oxidului de magneziu, a azotatului de amoniu si de recuperare a amoniacului din clorura de amoniu de la fabricarea sodei amoniacale - Google Patents
Procedeu mixt de obtinere a oxidului de magneziu, a azotatului de amoniu si de recuperare a amoniacului din clorura de amoniu de la fabricarea sodei amoniacaleInfo
- Publication number
- RO82222B1 RO82222B1 RO103932A RO10393281A RO82222B1 RO 82222 B1 RO82222 B1 RO 82222B1 RO 103932 A RO103932 A RO 103932A RO 10393281 A RO10393281 A RO 10393281A RO 82222 B1 RO82222 B1 RO 82222B1
- Authority
- RO
- Romania
- Prior art keywords
- ammonium
- preparation
- ammonia
- soda
- recovery
- Prior art date
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title abstract 10
- 229910021529 ammonia Inorganic materials 0.000 title abstract 5
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 title abstract 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 3
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 title abstract 2
- 235000019270 ammonium chloride Nutrition 0.000 title abstract 2
- 239000000395 magnesium oxide Substances 0.000 title abstract 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 title abstract 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 title abstract 2
- 238000011084 recovery Methods 0.000 title abstract 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 abstract 3
- 229910000514 dolomite Inorganic materials 0.000 abstract 2
- 239000010459 dolomite Substances 0.000 abstract 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 1
- 239000000571 coke Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 229910017604 nitric acid Inorganic materials 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F5/00—Compounds of magnesium
- C01F5/02—Magnesia
- C01F5/06—Magnesia by thermal decomposition of magnesium compounds
- C01F5/08—Magnesia by thermal decomposition of magnesium compounds by calcining magnesium hydroxide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F5/00—Compounds of magnesium
- C01F5/14—Magnesium hydroxide
- C01F5/20—Magnesium hydroxide by precipitation from solutions of magnesium salts with ammonia
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Procedeu mixt de obtinere a oxidului de magneziu, a azotatului de amoniu si de recuperare a amoniacului din clorura de amoniu de la fabricarea sodei amoniacale, caracterizat prin aceea ca, folosindu-se ca material de plecare dolomita, lesia de filtrude la fabricarea sodei amoniacale, acidul azotic si amoniacul, dolomita în prealabil calcinata cu cocs la 1000...1100 degree C si hidratata se amesteca cu lesia de filtru de la fabricarea sodei amoniacale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO81103932A RO82222A2 (ro) | 1981-04-04 | 1981-04-04 | Procedeu mixt de obtinere a oxidului de magneziu a azotatului de anoniu si de recuperare a amoniacului din clorura de amoniu de la fabricarea sodei amoniacale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO81103932A RO82222A2 (ro) | 1981-04-04 | 1981-04-04 | Procedeu mixt de obtinere a oxidului de magneziu a azotatului de anoniu si de recuperare a amoniacului din clorura de amoniu de la fabricarea sodei amoniacale |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO82222B1 true RO82222B1 (ro) | 1983-07-30 |
| RO82222A2 RO82222A2 (ro) | 1983-08-03 |
Family
ID=20109791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO81103932A RO82222A2 (ro) | 1981-04-04 | 1981-04-04 | Procedeu mixt de obtinere a oxidului de magneziu a azotatului de anoniu si de recuperare a amoniacului din clorura de amoniu de la fabricarea sodei amoniacale |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO82222A2 (ro) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60155529A (ja) * | 1984-01-20 | 1985-08-15 | Asahi Glass Co Ltd | 高純度水酸化マグネシウムの製造方法 |
-
1981
- 1981-04-04 RO RO81103932A patent/RO82222A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO82222A2 (ro) | 1983-08-03 |
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