BE420651A - - Google Patents
Info
- Publication number
- BE420651A BE420651A BE420651DA BE420651A BE 420651 A BE420651 A BE 420651A BE 420651D A BE420651D A BE 420651DA BE 420651 A BE420651 A BE 420651A
- Authority
- BE
- Belgium
- Prior art keywords
- acid
- concentration
- sulfuric
- hand
- denitrated
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 24
- 238000010438 heat treatment Methods 0.000 claims description 9
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 229910017604 nitric acid Inorganic materials 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- -1 on the other hand Chemical compound 0.000 claims 2
- 238000009434 installation Methods 0.000 description 3
- 238000004821 distillation Methods 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 238000010793 Steam injection (oil industry) Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- YNGRGHODNDCZCC-UHFFFAOYSA-N nitro hydrogen sulfate Chemical class OS(=O)(=O)O[N+]([O-])=O YNGRGHODNDCZCC-UHFFFAOYSA-N 0.000 description 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000001105 regulatory effect 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
- C01B21/46—Purification; Separation ; Stabilisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE420651A true BE420651A (enrdf_load_stackoverflow) |
Family
ID=82680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE420651D BE420651A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE420651A (enrdf_load_stackoverflow) |
-
0
- BE BE420651D patent/BE420651A/fr unknown
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