FR2284556A1 - Procede de conversion d'effluents gazeux - Google Patents
Procede de conversion d'effluents gazeuxInfo
- Publication number
- FR2284556A1 FR2284556A1 FR7430601A FR7430601A FR2284556A1 FR 2284556 A1 FR2284556 A1 FR 2284556A1 FR 7430601 A FR7430601 A FR 7430601A FR 7430601 A FR7430601 A FR 7430601A FR 2284556 A1 FR2284556 A1 FR 2284556A1
- Authority
- FR
- France
- Prior art keywords
- fluoride
- ammonium
- soln
- absorption
- waste gas
- 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.)
- Granted
Links
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 title abstract 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title abstract 4
- 238000010521 absorption reaction Methods 0.000 title abstract 4
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 title abstract 3
- 239000011775 sodium fluoride Substances 0.000 title abstract 3
- 235000013024 sodium fluoride Nutrition 0.000 title abstract 3
- 239000002912 waste gas Substances 0.000 title abstract 3
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 title abstract 2
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 title abstract 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 title abstract 2
- 229910021529 ammonia Inorganic materials 0.000 title abstract 2
- 235000012538 ammonium bicarbonate Nutrition 0.000 title abstract 2
- 239000001099 ammonium carbonate Substances 0.000 title abstract 2
- 229910000040 hydrogen fluoride Inorganic materials 0.000 title abstract 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- 238000001354 calcination Methods 0.000 abstract 1
- 239000002686 phosphate fertilizer Substances 0.000 abstract 1
- 239000002367 phosphate rock Substances 0.000 abstract 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 abstract 1
- ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical compound F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- 229910000029 sodium carbonate Inorganic materials 0.000 abstract 1
- 235000010269 sulphur dioxide Nutrition 0.000 abstract 1
- 239000004291 sulphur dioxide Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/08—Compounds containing halogen
- C01B33/10—Compounds containing silicon, fluorine, and other elements
- C01B33/103—Fluosilicic acid; Salts thereof
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/02—Fluorides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Treating Waste Gases (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7430601A FR2284556A1 (fr) | 1974-09-10 | 1974-09-10 | Procede de conversion d'effluents gazeux |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7430601A FR2284556A1 (fr) | 1974-09-10 | 1974-09-10 | Procede de conversion d'effluents gazeux |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2284556A1 true FR2284556A1 (fr) | 1976-04-09 |
| FR2284556B1 FR2284556B1 (cg-RX-API-DMAC10.html) | 1977-10-28 |
Family
ID=9142919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7430601A Granted FR2284556A1 (fr) | 1974-09-10 | 1974-09-10 | Procede de conversion d'effluents gazeux |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2284556A1 (cg-RX-API-DMAC10.html) |
-
1974
- 1974-09-10 FR FR7430601A patent/FR2284556A1/fr active Granted
Non-Patent Citations (1)
| Title |
|---|
| NEANT * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2284556B1 (cg-RX-API-DMAC10.html) | 1977-10-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |