DE2140240A1 - Terfahren zur Herstellung hoch konzentrierter Salpetersaure - Google Patents
Terfahren zur Herstellung hoch konzentrierter SalpetersaureInfo
- Publication number
- DE2140240A1 DE2140240A1 DE19712140240 DE2140240A DE2140240A1 DE 2140240 A1 DE2140240 A1 DE 2140240A1 DE 19712140240 DE19712140240 DE 19712140240 DE 2140240 A DE2140240 A DE 2140240A DE 2140240 A1 DE2140240 A1 DE 2140240A1
- Authority
- DE
- Germany
- Prior art keywords
- nitric acid
- npo
- concentration
- zone
- weight
- 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.)
- Pending
Links
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 title claims description 52
- 229910017604 nitric acid Inorganic materials 0.000 title claims description 48
- 238000000034 method Methods 0.000 title claims description 21
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 239000002253 acid Substances 0.000 claims description 25
- 239000007789 gas Substances 0.000 claims description 17
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000004821 distillation Methods 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 229910021529 ammonia Inorganic materials 0.000 claims description 7
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 4
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 claims description 4
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000000567 combustion gas Substances 0.000 claims description 3
- 238000004508 fractional distillation Methods 0.000 claims description 3
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 claims description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 4
- 229910052757 nitrogen Inorganic materials 0.000 claims 2
- QTTMOCOWZLSYSV-QWAPEVOJSA-M equilin sodium sulfate Chemical compound [Na+].[O-]S(=O)(=O)OC1=CC=C2[C@H]3CC[C@](C)(C(CC4)=O)[C@@H]4C3=CCC2=C1 QTTMOCOWZLSYSV-QWAPEVOJSA-M 0.000 claims 1
- 238000011084 recovery Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- WFPZPJSADLPSON-UHFFFAOYSA-N dinitrogen tetraoxide Chemical compound [O-][N+](=O)[N+]([O-])=O WFPZPJSADLPSON-UHFFFAOYSA-N 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 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
- C01B21/24—Nitric oxide (NO)
- C01B21/26—Preparation by catalytic or non-catalytic oxidation of ammonia
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2859870 | 1970-08-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2140240A1 true DE2140240A1 (de) | 1972-02-17 |
Family
ID=11223857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712140240 Pending DE2140240A1 (de) | 1970-08-13 | 1971-09-11 | Terfahren zur Herstellung hoch konzentrierter Salpetersaure |
Country Status (14)
| Country | Link |
|---|---|
| AU (1) | AU455195B2 (forum.php) |
| BE (1) | BE771306A (forum.php) |
| BR (1) | BR7105208D0 (forum.php) |
| CA (1) | CA954669A (forum.php) |
| DE (1) | DE2140240A1 (forum.php) |
| ES (1) | ES394186A1 (forum.php) |
| FR (1) | FR2104160A5 (forum.php) |
| GB (1) | GB1358731A (forum.php) |
| IL (1) | IL37480A (forum.php) |
| NL (1) | NL7110952A (forum.php) |
| NO (1) | NO133835C (forum.php) |
| PL (1) | PL84539B1 (forum.php) |
| SE (1) | SE376225B (forum.php) |
| ZA (1) | ZA715336B (forum.php) |
-
1971
- 1971-08-09 SE SE7110128A patent/SE376225B/xx unknown
- 1971-08-09 NL NL7110952A patent/NL7110952A/xx unknown
- 1971-08-09 NO NO2967/71A patent/NO133835C/no unknown
- 1971-08-10 CA CA120,242A patent/CA954669A/en not_active Expired
- 1971-08-10 AU AU32166/71A patent/AU455195B2/en not_active Expired
- 1971-08-10 IL IL37480A patent/IL37480A/xx unknown
- 1971-08-10 FR FR7129164A patent/FR2104160A5/fr not_active Expired
- 1971-08-10 ZA ZA715336A patent/ZA715336B/xx unknown
- 1971-08-11 PL PL1971149973A patent/PL84539B1/pl unknown
- 1971-08-12 GB GB3800271A patent/GB1358731A/en not_active Expired
- 1971-08-12 ES ES394186A patent/ES394186A1/es not_active Expired
- 1971-08-12 BR BR5208/71A patent/BR7105208D0/pt unknown
- 1971-08-13 BE BE771306A patent/BE771306A/xx unknown
- 1971-09-11 DE DE19712140240 patent/DE2140240A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IL37480A0 (en) | 1971-11-29 |
| BR7105208D0 (pt) | 1973-04-05 |
| NO133835B (forum.php) | 1976-03-29 |
| AU455195B2 (en) | 1974-11-21 |
| FR2104160A5 (forum.php) | 1972-04-14 |
| PL84539B1 (forum.php) | 1976-04-30 |
| CA954669A (en) | 1974-09-17 |
| NO133835C (forum.php) | 1976-07-07 |
| NL7110952A (forum.php) | 1972-02-15 |
| ZA715336B (en) | 1972-04-26 |
| IL37480A (en) | 1974-10-22 |
| BE771306A (fr) | 1972-02-14 |
| GB1358731A (en) | 1974-07-03 |
| ES394186A1 (es) | 1974-01-01 |
| AU3216671A (en) | 1973-02-15 |
| SE376225B (forum.php) | 1975-05-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHA | Expiration of time for request for examination |