BE455469A - - Google Patents
Info
- Publication number
- BE455469A BE455469A BE455469DA BE455469A BE 455469 A BE455469 A BE 455469A BE 455469D A BE455469D A BE 455469DA BE 455469 A BE455469 A BE 455469A
- Authority
- BE
- Belgium
- Prior art keywords
- acid
- nitric acid
- emi
- mixture
- vapors
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 61
- 229910017604 nitric acid Inorganic materials 0.000 claims description 49
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 48
- 239000002253 acid Substances 0.000 claims description 36
- 239000000203 mixture Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 238000009835 boiling Methods 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 150000007513 acids Chemical class 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims 3
- 239000012445 acidic reagent Substances 0.000 claims 1
- 239000003995 emulsifying agent Substances 0.000 claims 1
- 238000003303 reheating Methods 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000006396 nitration reaction Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000035939 shock 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
- C01B21/38—Nitric acid
- C01B21/44—Concentration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE904009X | 1943-06-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE455469A true BE455469A (enExample) |
Family
ID=6861674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE455469D BE455469A (enExample) | 1943-06-10 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE455469A (enExample) |
| FR (1) | FR904009A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1325878C (en) * | 1988-02-22 | 1994-01-11 | Alfred Guenkel | Nitric acid concentration |
-
0
- BE BE455469D patent/BE455469A/fr unknown
-
1944
- 1944-05-05 FR FR904009D patent/FR904009A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR904009A (fr) | 1945-10-24 |
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