NO133835B - - Google Patents
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- Publication number
- NO133835B NO133835B NO2967/71A NO296771A NO133835B NO 133835 B NO133835 B NO 133835B NO 2967/71 A NO2967/71 A NO 2967/71A NO 296771 A NO296771 A NO 296771A NO 133835 B NO133835 B NO 133835B
- Authority
- NO
- Norway
- Prior art keywords
- nitric acid
- weight
- concentration
- acid
- mixture
- Prior art date
Links
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 46
- 229910017604 nitric acid Inorganic materials 0.000 claims description 46
- 239000000203 mixture Substances 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 13
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 12
- WFPZPJSADLPSON-UHFFFAOYSA-N dinitrogen tetroxide Inorganic materials [O-][N+](=O)[N+]([O-])=O WFPZPJSADLPSON-UHFFFAOYSA-N 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000004821 distillation Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 229910021529 ammonia Inorganic materials 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 239000003054 catalyst Substances 0.000 claims description 2
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims description 2
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 239000002253 acid Substances 0.000 description 18
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 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 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- VGPSUIRIPDYGFV-UHFFFAOYSA-N [N].O[N+]([O-])=O Chemical compound [N].O[N+]([O-])=O VGPSUIRIPDYGFV-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000011260 aqueous acid Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 230000007017 scission Effects 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 (2)
| Publication Number | Publication Date |
|---|---|
| NO133835B true NO133835B (enrdf_load_html_response) | 1976-03-29 |
| NO133835C NO133835C (enrdf_load_html_response) | 1976-07-07 |
Family
ID=11223857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO2967/71A NO133835C (enrdf_load_html_response) | 1970-08-13 | 1971-08-09 |
Country Status (14)
-
1971
- 1971-08-09 NO NO2967/71A patent/NO133835C/no unknown
- 1971-08-09 NL NL7110952A patent/NL7110952A/xx unknown
- 1971-08-09 SE SE7110128A patent/SE376225B/xx unknown
- 1971-08-10 ZA ZA715336A patent/ZA715336B/xx unknown
- 1971-08-10 CA CA120,242A patent/CA954669A/en not_active Expired
- 1971-08-10 FR FR7129164A patent/FR2104160A5/fr not_active Expired
- 1971-08-10 IL IL37480A patent/IL37480A/xx unknown
- 1971-08-10 AU AU32166/71A patent/AU455195B2/en not_active Expired
- 1971-08-11 PL PL1971149973A patent/PL84539B1/pl unknown
- 1971-08-12 ES ES394186A patent/ES394186A1/es not_active Expired
- 1971-08-12 BR BR5208/71A patent/BR7105208D0/pt unknown
- 1971-08-12 GB GB3800271A patent/GB1358731A/en not_active Expired
- 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 |
|---|---|
| CA954669A (en) | 1974-09-17 |
| IL37480A0 (en) | 1971-11-29 |
| SE376225B (enrdf_load_html_response) | 1975-05-12 |
| ES394186A1 (es) | 1974-01-01 |
| BR7105208D0 (pt) | 1973-04-05 |
| NO133835C (enrdf_load_html_response) | 1976-07-07 |
| GB1358731A (en) | 1974-07-03 |
| FR2104160A5 (enrdf_load_html_response) | 1972-04-14 |
| BE771306A (fr) | 1972-02-14 |
| DE2140240A1 (de) | 1972-02-17 |
| AU455195B2 (en) | 1974-11-21 |
| IL37480A (en) | 1974-10-22 |
| ZA715336B (en) | 1972-04-26 |
| AU3216671A (en) | 1973-02-15 |
| PL84539B1 (enrdf_load_html_response) | 1976-04-30 |
| NL7110952A (enrdf_load_html_response) | 1972-02-15 |
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