Patent US3006732A successfully refreshed from Google Patents.
US3006732A
Expired / Lapsed
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Chlorine production
Assignee: IFP Energies nouvelles
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Filing: 1959-01-06
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Granted: 1961-10-31
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Expires: 1979-01-06
Abstract
No abstract record available.
Inventors
- 👤 Baumgartner Pierre
- 👤 Bedague Pierre
- 👤 Balaceanu Jean Claude
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:27
CPC Classifications
C; C01; C01B; C01B7/00; C01B7/01; C01B7/03; C01B7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
IN A CONTINUOUS PROCESS FOR THE PRODUCTION OF CHLORINE BY CATALYTIC OXIDATION OF HYDROGEN CHLORIDE WITH AN OXYGEN-CONTAINING GAS, IN THE PRESENCE OF A CR2O3 CATALYST, AT A TEMPERATURE LOWER THAN THAT AT WHICH CRO2CL2 IS DECOMPOSED TO A CHROMIUM OXIDE CONSISTING ESSENTIALLY OF CR2O3 THE IMPROVEMENT OF ADMIXING CHROMIUM OXYCHLORIDE VAPORS AT A MOLAR RATIO TO THE RATE OF HYDROGEN CHLORIDE OF MORE THAN 1:10,000 TO THE FLOW OF GASEOUS REACTANTS OVER SAID CHROMIC OXIDE CATALYST, THEREBY MAINTAINING THE ACTIVITY OF THE CATALYST AT SUBSTANTIALLY THE INITIAL ACTIVITY THEREOF OVER A PROLONGED PERIOD.
Claim 2
Dependent Claim
94 words
IN A CONTINUOUS PROCESS FOR THE PRODUCTION OF CHLORINE BY CATALYTIC OXIDATION OF HYDROGEN CHLORIDE WITH AN OXYGEN-CONTAINING GAS, IN THE PRESENCE OF A CR2O3 CATALYST, AT A TEMPERATURE LOWER THAN THAT AT WHICH CRO2CL2 IS DECOMPOSED TO A CHROMIUM OXIDE CONSISTING ESSENTIALLY OF CR2O3 THE IMPROVEMENT OF ADMIXING CHROMIUM OXYCHLORIDE VAPORS AT A MOLAR RATIO TO THE RATE OF HYDROGEN CHLORIDE OF MORE THAN 1:10,000 TO THE FLOW OF GASEOUS REACTANTS OVER SAID CHROMIC OXIDE CATALYST, THEREBY MAINTAINING THE ACTIVITY OF THE CATALYST AT SUBSTANTIALLY THE INITIAL ACTIVITY THEREOF OVER A PROLONGED PERIOD.
References Cited (Backward Citations)
US2592598A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-30 | 1965-05-01 | 1965-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-30 | 1969-05-01 | 1969-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-30 | 1973-05-01 | 1973-10-31 | $7700.00 | Window Closed / Lapsed |