US2600360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suppressing the oxidation of co to co in a fixed bed regenerator
Assignee: Individual
•
Filing: 1949-07-22
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Granted: 1952-06-10
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Expires: 1969-07-22
Abstract
No abstract record available.
Inventors
- 👤 Aristid V Grosse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:56
CPC Classifications
B; B01; B01J; B01J21/00; B01J38/00; B01J38/04; B01J38/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN A PROCESS FOR DECARBONIZING A CARBONIZED SURFACE OF A PETROLEUM CRACKING CATALYST, THE STEPS COMPRISING PREPARING AN OXIDATION SUPPRESSOR BY MIXING AN ELEMENTAL HALOGEN SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE WITH A CHLORIDE OF AN ELEMENT SELECTED FROM THE GROUP CONSISTING OF SILICON, ZIRCONIUM, TITANIUM AND ALUMINUM, MIXING SAID OXIDATION SUPPRESSOR WITH AN OXIDIZING GAS, BRINGING SAID MIXTURE OF SAID OXIDIZING GAS AND OXIDATION SUPPRESSOR INTO CONTACT WITH SAID CARBONIZED SURFACE WHEREBY SAID OXIDATION SUPPRESSOR RESTRICTS THE FORMATION OF CARBON DIOXIDE IN THE OXIDATION OF THE CARBON OF SAID CARBONIZED SURFACE AND CAUSES THE FORMATION OF CARBON OXIDES WITH CARBON MONOXIDE IN THE GREATER PROPORTION.
Claim 2
Dependent Claim
109 words
IN A PROCESS FOR DECARBONIZING A CARBONIZED SURFACE OF A PETROLEUM CRACKING CATALYST, THE STEPS COMPRISING PREPARING AN OXIDATION SUPPRESSOR BY MIXING AN ELEMENTAL HALOGEN SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE WITH A CHLORIDE OF AN ELEMENT SELECTED FROM THE GROUP CONSISTING OF SILICON, ZIRCONIUM, TITANIUM AND ALUMINUM, MIXING SAID OXIDATION SUPPRESSOR WITH AN OXIDIZING GAS, BRINGING SAID MIXTURE OF SAID OXIDIZING GAS AND OXIDATION SUPPRESSOR INTO CONTACT WITH SAID CARBONIZED SURFACE WHEREBY SAID OXIDATION SUPPRESSOR RESTRICTS THE FORMATION OF CARBON DIOXIDE IN THE OXIDATION OF THE CARBON OF SAID CARBONIZED SURFACE AND CAUSES THE FORMATION OF CARBON OXIDES WITH CARBON MONOXIDE IN THE GREATER PROPORTION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |