IT1263301B - Procedimento e apparecchiatura per l'abbattimento di gas contenuti nf3 - Google Patents
Procedimento e apparecchiatura per l'abbattimento di gas contenuti nf3Info
- Publication number
- IT1263301B IT1263301B ITTO920734A ITTO920734A IT1263301B IT 1263301 B IT1263301 B IT 1263301B IT TO920734 A ITTO920734 A IT TO920734A IT TO920734 A ITTO920734 A IT TO920734A IT 1263301 B IT1263301 B IT 1263301B
- Authority
- IT
- Italy
- Prior art keywords
- equipment
- gas containing
- removing gas
- zro2
- pass
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 abstract 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- 239000007789 gas Substances 0.000 abstract 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000003682 fluorination reaction Methods 0.000 abstract 1
- 150000002222 fluorine compounds Chemical class 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 229910001385 heavy metal Inorganic materials 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
Landscapes
- Silicon Compounds (AREA)
Abstract
PROCEDIMENTO E APPARECCHIATURA PER L'ABBATTIMENTO DI GAS CONTENENTI NF3, IN PARTICOLARE GAS PRODOTTI DALLE REAZIONI DI FLUORURAZIONE MEDIANTE NF3 DI PRODOTTI DI PARTENZA PER LA FABBRICAZIONE DI VETRI A BASE DI FLUORURI DI METALLI PESANTI, IN CUI I GAS VENGONO FATTI PASSARE PRIMA ATTRAVERSO ZrO2, SCALDATO A TEMPERATURA SUPERIORE A 300°, PER DECOMPORRE NF3, E POI ATTRAVERSO NaOH, PER ABBATTERE OSSIDI DI AZOTO PRODOTTI DALLA REAZIONE TRA ZrO2 e NF3
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO920734A IT1263301B (it) | 1992-09-04 | 1992-09-04 | Procedimento e apparecchiatura per l'abbattimento di gas contenuti nf3 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO920734A IT1263301B (it) | 1992-09-04 | 1992-09-04 | Procedimento e apparecchiatura per l'abbattimento di gas contenuti nf3 |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO920734A0 ITTO920734A0 (it) | 1992-09-04 |
ITTO920734A1 ITTO920734A1 (it) | 1994-03-04 |
IT1263301B true IT1263301B (it) | 1996-08-05 |
Family
ID=11410706
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITTO920734A IT1263301B (it) | 1992-09-04 | 1992-09-04 | Procedimento e apparecchiatura per l'abbattimento di gas contenuti nf3 |
Country Status (1)
Country | Link |
---|---|
IT (1) | IT1263301B (it) |
-
1992
- 1992-09-04 IT ITTO920734A patent/IT1263301B/it active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
ITTO920734A0 (it) | 1992-09-04 |
ITTO920734A1 (it) | 1994-03-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB9325756D0 (en) | Production of pentafluoroethane | |
US8206488B2 (en) | Fluoride ion cleaning method | |
EP0551876A3 (en) | Process for removing carbon dioxide from combustion exhaust gas | |
US20100108107A1 (en) | System and apparatus for fluoride ion cleaning | |
MX9802344A (es) | Metodo y aparato para producir bioxido de titanio. | |
EP0825402A3 (en) | Cryogenic system for producing nitrogen | |
AU693495B2 (en) | Treatment of a chemical | |
MY126800A (en) | Reactor system cleanup | |
EP0331991A3 (en) | Gas-phase fluorination process | |
UA35612C2 (uk) | Спосіб одержання дифторметану | |
ES2049676A1 (es) | Procedimiento para fabricar hidrofluocarburos. | |
EP0679623A4 (en) | METHOD FOR PRODUCING 1,1,2,2,3-PENTAFLUOROPROPANE. | |
EP0173640A3 (en) | Method for treating exhaust gas | |
IT1263301B (it) | Procedimento e apparecchiatura per l'abbattimento di gas contenuti nf3 | |
AU5330590A (en) | Process for the continuous recovery of hydrogen fluoride gas | |
AU8384991A (en) | Chemical process | |
ATE139903T1 (de) | Verfahren zur entsorgung von halonen oder halonhaltigen fluorkohlenwasserstoffen oder fluorchlorkohlenwasserstoffen | |
ES2139951T3 (es) | Procedimiento de preparacion de 2,6-difluorobenzonitrilo en ausencia de disolvente. | |
HK1047900A1 (en) | Method for elimination of halogenated and non halogenated waste | |
WO1997032907A3 (en) | Fluorination process using hydrogen fluoride-containing fluorinating agents | |
GB9305148D0 (en) | Hydrogen fluoride recovery process | |
HK29096A (en) | Gas-phase fluorination process | |
ES2053265T3 (es) | Procedimiento para la recuperacion o evacuacion a vertederos de amoniaco o compuestos de amonio a partir de mezclas de polvos. | |
DK0853605T3 (da) | Fremgangsmåde til fremstilling af 1,1,1,2-tetraflourethan | |
EP0551838A3 (en) | Treatment of the hydrogen fluoride-phase from reaction mixtures |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971031 |