IT1143593B - Procedimento per la depurazione finale di gas di scarico contenenti fluoro - Google Patents
Procedimento per la depurazione finale di gas di scarico contenenti fluoroInfo
- Publication number
- IT1143593B IT1143593B IT5052077A IT5052077A IT1143593B IT 1143593 B IT1143593 B IT 1143593B IT 5052077 A IT5052077 A IT 5052077A IT 5052077 A IT5052077 A IT 5052077A IT 1143593 B IT1143593 B IT 1143593B
- Authority
- IT
- Italy
- Prior art keywords
- scrubbing
- soln
- liq
- waste gas
- crystallisation
- Prior art date
Links
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 title abstract 6
- 238000005201 scrubbing Methods 0.000 title abstract 5
- 239000013078 crystal Substances 0.000 title abstract 2
- 239000002912 waste gas Substances 0.000 title abstract 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 title 2
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 title 2
- 235000013024 sodium fluoride Nutrition 0.000 title 1
- 239000011775 sodium fluoride Substances 0.000 title 1
- 235000011121 sodium hydroxide Nutrition 0.000 title 1
- 238000002425 crystallisation Methods 0.000 abstract 3
- 239000007789 gas Substances 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 abstract 1
- 230000002745 absorbent Effects 0.000 abstract 1
- 239000002250 absorbent Substances 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 abstract 1
- 239000013505 freshwater Substances 0.000 abstract 1
- 239000006228 supernatant Substances 0.000 abstract 1
- 239000002351 wastewater Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/68—Halogens or halogen compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/30—Capture or disposal of greenhouse gases of perfluorocarbons [PFC], hydrofluorocarbons [HFC] or sulfur hexafluoride [SF6]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD194345A DD127548A1 (enrdf_load_stackoverflow) | 1976-08-17 | 1976-08-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1143593B true IT1143593B (it) | 1986-10-22 |
Family
ID=5505436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT5052077A IT1143593B (it) | 1976-08-17 | 1977-08-01 | Procedimento per la depurazione finale di gas di scarico contenenti fluoro |
Country Status (6)
| Country | Link |
|---|---|
| DD (1) | DD127548A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2378556A1 (enrdf_load_stackoverflow) |
| HU (1) | HU176220B (enrdf_load_stackoverflow) |
| IT (1) | IT1143593B (enrdf_load_stackoverflow) |
| NL (1) | NL7708551A (enrdf_load_stackoverflow) |
| YU (1) | YU190777A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3069127D1 (en) * | 1980-04-04 | 1984-10-18 | Calgon Corp | Process for the removal of acid and acid precursor gases and vapors from gas streams |
-
1976
- 1976-08-17 DD DD194345A patent/DD127548A1/xx unknown
-
1977
- 1977-08-01 IT IT5052077A patent/IT1143593B/it active
- 1977-08-02 NL NL7708551A patent/NL7708551A/xx not_active Application Discontinuation
- 1977-08-03 YU YU01907/77A patent/YU190777A/xx unknown
- 1977-08-11 FR FR7724796A patent/FR2378556A1/fr active Granted
- 1977-08-12 HU HU77EA177A patent/HU176220B/hu unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2378556A1 (fr) | 1978-08-25 |
| DD127548A1 (enrdf_load_stackoverflow) | 1977-09-28 |
| YU190777A (en) | 1982-05-31 |
| FR2378556B3 (enrdf_load_stackoverflow) | 1980-10-10 |
| NL7708551A (nl) | 1978-02-21 |
| HU176220B (en) | 1981-01-28 |
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