IT1104157B - PROCEDURE FOR PURIFYING EXHAUST GAS - Google Patents
PROCEDURE FOR PURIFYING EXHAUST GASInfo
- Publication number
- IT1104157B IT1104157B IT7847877A IT4787778A IT1104157B IT 1104157 B IT1104157 B IT 1104157B IT 7847877 A IT7847877 A IT 7847877A IT 4787778 A IT4787778 A IT 4787778A IT 1104157 B IT1104157 B IT 1104157B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- exhaust gas
- purifying exhaust
- purifying
- gas
- Prior art date
Links
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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8659—Removing halogens or halogen compounds
- B01D53/8662—Organic halogen compounds
-
- 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
- B01D53/70—Organic halogen compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/14—Methods for preparing oxides or hydroxides in general
- C01B13/20—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state
- C01B13/22—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides
-
- 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
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
- C01B33/181—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
- C01B33/183—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process by oxidation or hydrolysis in the vapour phase of silicon compounds such as halides, trichlorosilane, monosilane
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/03—Preparation from chlorides
- C01B7/035—Preparation of hydrogen chloride from chlorides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US76534677A | 1977-02-03 | 1977-02-03 | |
| US05/859,927 US4157374A (en) | 1977-02-03 | 1977-12-12 | Disposal of waste gases from production of aluminum chloride |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7847877A0 IT7847877A0 (en) | 1978-02-02 |
| IT1104157B true IT1104157B (en) | 1985-10-21 |
Family
ID=27117598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT7847877A IT1104157B (en) | 1977-02-03 | 1978-02-02 | PROCEDURE FOR PURIFYING EXHAUST GAS |
Country Status (19)
| Country | Link |
|---|---|
| JP (1) | JPS53124162A (en) |
| AU (1) | AU512584B2 (en) |
| BR (1) | BR7800715A (en) |
| CA (1) | CA1103901A (en) |
| CH (1) | CH627663A5 (en) |
| DD (1) | DD134731A5 (en) |
| DE (1) | DE2804742A1 (en) |
| FR (1) | FR2379312A1 (en) |
| GB (1) | GB1588211A (en) |
| GR (1) | GR70057B (en) |
| IN (1) | IN147852B (en) |
| IT (1) | IT1104157B (en) |
| NL (1) | NL7801208A (en) |
| NO (1) | NO146228C (en) |
| NZ (1) | NZ186211A (en) |
| PL (1) | PL110508B1 (en) |
| RO (1) | RO76384A (en) |
| SE (1) | SE424507B (en) |
| YU (1) | YU21978A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2919661A1 (en) * | 1979-05-16 | 1980-11-27 | Basf Ag | METHOD FOR KILLING PHOSGEN |
| DE3438770A1 (en) * | 1984-10-23 | 1986-04-24 | Bergwerksverband Gmbh, 4300 Essen | USE OF MOLDINGS CONTAINING A MELTABLE METAL FOR DESULFURING HOT GASES AND METHOD FOR THE PRODUCTION THEREOF |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1346120A (en) * | 1962-03-15 | 1963-12-13 | Duisburger Kupferhuette | Process for recovering chlorine from waste gases containing arsenic chloride |
| DE1268850C2 (en) * | 1965-07-16 | 1974-10-03 | DEVICE FOR PURIFYING THE EXHAUST GASES PRODUCED DURING THE REMOVAL OF HYDROGEN FROM ALUMINUM MELT BY ADDING CHLORINE | |
| GB1167461A (en) * | 1967-01-13 | 1969-10-15 | Allied Chem | Process for the Production of Hydrogen Chloride and Calcium Silicate and/or Aluminate |
| GB1309744A (en) * | 1969-03-31 | 1973-03-14 | Woodall Duckham Ltd | Decomposition of metal chlorides |
-
1978
- 1978-01-09 SE SE7800178A patent/SE424507B/en unknown
- 1978-01-10 GB GB899/78A patent/GB1588211A/en not_active Expired
- 1978-01-12 NZ NZ186211A patent/NZ186211A/en unknown
- 1978-01-13 IN IN33/DEL/78A patent/IN147852B/en unknown
- 1978-01-19 GR GR55204A patent/GR70057B/el unknown
- 1978-01-20 AU AU32604/78A patent/AU512584B2/en not_active Expired
- 1978-01-25 NO NO780275A patent/NO146228C/en unknown
- 1978-01-31 YU YU00219/78A patent/YU21978A/en unknown
- 1978-02-02 CA CA296,047A patent/CA1103901A/en not_active Expired
- 1978-02-02 DE DE19782804742 patent/DE2804742A1/en not_active Ceased
- 1978-02-02 JP JP1104178A patent/JPS53124162A/en active Granted
- 1978-02-02 NL NL7801208A patent/NL7801208A/en not_active Application Discontinuation
- 1978-02-02 IT IT7847877A patent/IT1104157B/en active
- 1978-02-03 PL PL1978204431A patent/PL110508B1/en unknown
- 1978-02-03 BR BR7800715A patent/BR7800715A/en unknown
- 1978-02-03 RO RO7893092A patent/RO76384A/en unknown
- 1978-02-03 FR FR7803133A patent/FR2379312A1/en active Granted
- 1978-02-03 CH CH123378A patent/CH627663A5/en not_active IP Right Cessation
- 1978-02-03 DD DD78203542A patent/DD134731A5/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT7847877A0 (en) | 1978-02-02 |
| CH627663A5 (en) | 1982-01-29 |
| IN147852B (en) | 1980-07-19 |
| NO780275L (en) | 1978-08-04 |
| FR2379312A1 (en) | 1978-09-01 |
| NZ186211A (en) | 1980-05-08 |
| AU512584B2 (en) | 1980-10-16 |
| FR2379312B1 (en) | 1983-01-28 |
| PL204431A1 (en) | 1978-10-23 |
| JPS5741289B2 (en) | 1982-09-02 |
| GR70057B (en) | 1982-07-26 |
| NL7801208A (en) | 1978-08-07 |
| DE2804742A1 (en) | 1978-08-17 |
| NO146228B (en) | 1982-05-18 |
| SE7800178L (en) | 1978-08-04 |
| AU3260478A (en) | 1979-07-26 |
| JPS53124162A (en) | 1978-10-30 |
| PL110508B1 (en) | 1980-07-31 |
| YU21978A (en) | 1982-06-30 |
| GB1588211A (en) | 1981-04-15 |
| CA1103901A (en) | 1981-06-30 |
| NO146228C (en) | 1982-08-25 |
| DD134731A5 (en) | 1979-03-21 |
| RO76384A (en) | 1981-11-04 |
| BR7800715A (en) | 1978-11-28 |
| SE424507B (en) | 1982-07-26 |
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