GB1544317A - Process for the continuous treatment of used nitric acid - Google Patents
Process for the continuous treatment of used nitric acidInfo
- Publication number
- GB1544317A GB1544317A GB5303277A GB5303277A GB1544317A GB 1544317 A GB1544317 A GB 1544317A GB 5303277 A GB5303277 A GB 5303277A GB 5303277 A GB5303277 A GB 5303277A GB 1544317 A GB1544317 A GB 1544317A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acid
- nitric acid
- recovered
- continuous treatment
- acidic mixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 229910017604 nitric acid Inorganic materials 0.000 title abstract 2
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 abstract 3
- 230000002378 acidificating effect Effects 0.000 abstract 2
- 150000001735 carboxylic acids Chemical class 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- IIPZYDQGBIWLBU-UHFFFAOYSA-N Dinoterb Chemical compound CC(C)(C)C1=CC([N+]([O-])=O)=CC([N+]([O-])=O)=C1O IIPZYDQGBIWLBU-UHFFFAOYSA-N 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008020 evaporation Effects 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 235000006408 oxalic acid Nutrition 0.000 abstract 1
- 150000002989 phenols Chemical class 0.000 abstract 1
- OXNIZHLAWKMVMX-UHFFFAOYSA-N picric acid Chemical compound OC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O OXNIZHLAWKMVMX-UHFFFAOYSA-N 0.000 abstract 1
- IUGYQRQAERSCNH-UHFFFAOYSA-N pivalic acid Chemical compound CC(C)(C)C(O)=O IUGYQRQAERSCNH-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/38—Nitric acid
- C01B21/46—Purification; Separation ; Stabilisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7639523A FR2376069A1 (fr) | 1976-12-30 | 1976-12-30 | Procede de traitement en continu des acides nitriques issus de la fabrication des derives nitres des alkylphenols |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1544317A true GB1544317A (en) | 1979-04-19 |
Family
ID=9181707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5303277A Expired GB1544317A (en) | 1976-12-30 | 1977-12-20 | Process for the continuous treatment of used nitric acid |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH625489A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2757073A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2376069A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1544317A (enrdf_load_stackoverflow) |
| SE (1) | SE426475B (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4910003A (en) * | 1988-05-13 | 1990-03-20 | Chemie Linz Gesellschaft M.B.H. | Process for selective removal and destruction of hydrogen cyanide from nitrous-containing gases |
| CN103449388A (zh) * | 2013-09-10 | 2013-12-18 | 安徽淮化股份有限公司 | 一种稀硝酸回收方法及其专用设备 |
| CN103879977A (zh) * | 2014-04-03 | 2014-06-25 | 苏州晶瑞化学有限公司 | 一种高纯硝酸的连续生产方法及生产装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5217154B2 (enrdf_load_stackoverflow) * | 1974-12-24 | 1977-05-13 |
-
1976
- 1976-12-30 FR FR7639523A patent/FR2376069A1/fr active Granted
-
1977
- 1977-11-30 CH CH1464477A patent/CH625489A5/fr not_active IP Right Cessation
- 1977-12-20 GB GB5303277A patent/GB1544317A/en not_active Expired
- 1977-12-21 DE DE19772757073 patent/DE2757073A1/de active Granted
- 1977-12-29 SE SE7714900A patent/SE426475B/sv not_active IP Right Cessation
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4910003A (en) * | 1988-05-13 | 1990-03-20 | Chemie Linz Gesellschaft M.B.H. | Process for selective removal and destruction of hydrogen cyanide from nitrous-containing gases |
| CN103449388A (zh) * | 2013-09-10 | 2013-12-18 | 安徽淮化股份有限公司 | 一种稀硝酸回收方法及其专用设备 |
| CN103449388B (zh) * | 2013-09-10 | 2016-03-30 | 安徽淮化股份有限公司 | 一种稀硝酸回收方法及其专用设备 |
| CN103879977A (zh) * | 2014-04-03 | 2014-06-25 | 苏州晶瑞化学有限公司 | 一种高纯硝酸的连续生产方法及生产装置 |
| CN103879977B (zh) * | 2014-04-03 | 2015-12-09 | 苏州晶瑞化学股份有限公司 | 一种高纯硝酸的连续生产方法及生产装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2757073A1 (de) | 1978-07-13 |
| FR2376069B1 (enrdf_load_stackoverflow) | 1979-04-20 |
| CH625489A5 (en) | 1981-09-30 |
| SE7714900L (sv) | 1978-07-01 |
| SE426475B (sv) | 1983-01-24 |
| FR2376069A1 (fr) | 1978-07-28 |
| DE2757073C2 (enrdf_load_stackoverflow) | 1988-01-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19921220 |