US2577591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of a supported aluminum-halide-carbon catalyst
Assignee: Phillips Petroleum Co
•
Filing: 1947-12-10
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Granted: 1951-12-04
•
Expires: 1967-12-10
Abstract
No abstract record available.
Inventors
- 👤 Howard R Sailors
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:23
CPC Classifications
B; B01; B01J; B01J27/00; B01J27/06; C; C08; C08F; C08F10/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A METHOD OF PROCESSING AN ALUMINUM HALIDEHYDROCARBON COMPLEX SUPPORTED ON A SOLID INORGANIC ADSORPTIVE CARRIER WHICH COMPRISES HEATING THE COMPLEX TO A TEMPERATURE OF FROM 400* F. TO 900* F. TO DECOMPOSE IT, VAPORIZE THE ALUMINUM HALIDE AND HYDROCARBONS, AND DEPOSIT CARBON ON SAID CARRIER.
Claim 2
Independent Claim
45 words
A METHOD OF PROCESSING AN ALUMINUM HALIDEHYDROCARBON COMPLEX SUPPORTED ON A SOLID INORGANIC ADSORPTIVE CARRIER WHICH COMPRISES HEATING THE COMPLEX TO A TEMPERATURE OF FROM 400* F. TO 900* F. TO DECOMPOSE IT, VAPORIZE THE ALUMINUM HALIDE AND HYDROCARBONS, AND DEPOSIT CARBON ON SAID CARRIER.
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US2364106A
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-03 | 1955-06-04 | 1955-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-03 | 1959-06-04 | 1959-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-03 | 1963-06-04 | 1963-12-04 | $7700.00 | Window Closed / Lapsed |