CS232709B2 - Method of nitrogases pollution suppression in case of fall-out losses during nitric acid production and equipment for execution of this method - Google Patents
Method of nitrogases pollution suppression in case of fall-out losses during nitric acid production and equipment for execution of this method Download PDFInfo
- Publication number
- CS232709B2 CS232709B2 CS807099A CS709980A CS232709B2 CS 232709 B2 CS232709 B2 CS 232709B2 CS 807099 A CS807099 A CS 807099A CS 709980 A CS709980 A CS 709980A CS 232709 B2 CS232709 B2 CS 232709B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- nitrous
- nitric acid
- gas compressor
- stage
- gas
- Prior art date
Links
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 title claims abstract description 82
- 229910017604 nitric acid Inorganic materials 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 230000001629 suppression Effects 0.000 title description 3
- 239000007789 gas Substances 0.000 claims abstract description 234
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 claims abstract description 173
- 238000010521 absorption reaction Methods 0.000 claims abstract description 80
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 48
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 24
- 239000002253 acid Substances 0.000 claims abstract description 15
- 238000007084 catalytic combustion reaction Methods 0.000 claims abstract description 4
- 239000000567 combustion gas Substances 0.000 claims abstract description 3
- 239000000126 substance Substances 0.000 claims description 29
- 238000003795 desorption Methods 0.000 claims description 15
- 238000002485 combustion reaction Methods 0.000 claims description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 229920006395 saturated elastomer Polymers 0.000 claims description 7
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 4
- 238000000354 decomposition reaction Methods 0.000 claims description 4
- 239000003546 flue gas Substances 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 230000002378 acidificating effect Effects 0.000 claims 1
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 35
- 238000005201 scrubbing Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000011067 equilibration Methods 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 239000003380 propellant Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 238000003466 welding Methods 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)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2950872A DE2950872C2 (de) | 1979-12-18 | 1979-12-18 | Verfahren und Vorrichtung zur Verhinderung von NO ↓x↓ -Emissionen nach Notabschaltungen bei der Herstellung von Salpetersäure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS232709B2 true CS232709B2 (en) | 1985-02-14 |
Family
ID=6088797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS807099A CS232709B2 (en) | 1979-12-18 | 1980-10-20 | Method of nitrogases pollution suppression in case of fall-out losses during nitric acid production and equipment for execution of this method |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4330520A (it) |
| JP (1) | JPS6016366B2 (it) |
| CS (1) | CS232709B2 (it) |
| DE (1) | DE2950872C2 (it) |
| ES (1) | ES8106867A1 (it) |
| FR (1) | FR2471946A1 (it) |
| GB (1) | GB2065625B (it) |
| IT (1) | IT1220975B (it) |
| NL (1) | NL8005770A (it) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4869890A (en) * | 1988-04-05 | 1989-09-26 | Air Products And Chemicals, Inc. | Control of nitric acid plant stack opacity during start-up and shutdown |
| DE10211964A1 (de) * | 2002-03-19 | 2003-10-23 | Uhde Gmbh | Verfahren zur Verminderung der NOx-Abgaskonzentration in einer unter Druck betriebenen Salpetersäureanlage beim Ab- und/oder Anfahren der Anlage |
| DE102011122142A1 (de) | 2011-12-22 | 2013-06-27 | Thyssenkrupp Uhde Gmbh | Verfahren und Vorrichtung zur Herstellung von Salpetersäure |
| DE102015209243A1 (de) * | 2015-05-20 | 2016-11-24 | Thyssenkrupp Ag | Verminderung der NOx-Abgaskonzentration bei der Herstellung von Salpetersäure beim Ab- und/oder Anfahren der Herstellungsvorrichtung |
| DE102016003950A1 (de) * | 2016-04-06 | 2017-10-12 | Man Diesel & Turbo Se | Maschinenstrang zur Herstellung von Salpetersäure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2942953A (en) * | 1955-10-14 | 1960-06-28 | Elliott Co | Acid producing plant |
| US2955917A (en) * | 1958-05-13 | 1960-10-11 | Edward S Roberts | Process and apparatus for the manufacture of nitric acid at elevated pressures with full power recovery |
| FR1368861A (fr) * | 1963-06-25 | 1964-08-07 | Azote & Prod Chim | Perfectionnements à la fabrication de l'acide nitrique |
| GB1143946A (en) * | 1965-05-28 | 1969-02-26 | Humphreys & Glasgow Ltd | Process and apparatus for the manufacture of nitric acid |
| US3977815A (en) * | 1974-04-24 | 1976-08-31 | Stull James C | Portable apparatus for compressing gases such as air |
-
1979
- 1979-12-18 DE DE2950872A patent/DE2950872C2/de not_active Expired
-
1980
- 1980-10-16 FR FR8022168A patent/FR2471946A1/fr active Granted
- 1980-10-20 NL NL8005770A patent/NL8005770A/nl not_active Application Discontinuation
- 1980-10-20 CS CS807099A patent/CS232709B2/cs unknown
- 1980-10-21 ES ES496124A patent/ES8106867A1/es not_active Expired
- 1980-11-25 IT IT26214/80A patent/IT1220975B/it active
- 1980-12-01 GB GB8038446A patent/GB2065625B/en not_active Expired
- 1980-12-17 US US06/217,541 patent/US4330520A/en not_active Expired - Fee Related
- 1980-12-18 JP JP55179657A patent/JPS6016366B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2065625B (en) | 1983-10-12 |
| IT1220975B (it) | 1990-06-21 |
| FR2471946A1 (fr) | 1981-06-26 |
| ES496124A0 (es) | 1981-09-16 |
| DE2950872C2 (de) | 1983-12-22 |
| JPS6016366B2 (ja) | 1985-04-25 |
| ES8106867A1 (es) | 1981-09-16 |
| US4330520A (en) | 1982-05-18 |
| IT8026214A0 (it) | 1980-11-25 |
| JPS56104707A (en) | 1981-08-20 |
| FR2471946B1 (it) | 1983-03-11 |
| NL8005770A (nl) | 1981-07-16 |
| GB2065625A (en) | 1981-07-01 |
| DE2950872A1 (de) | 1981-06-25 |
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