US2510994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon conversion with the use of a precipitated and calcined beryllium oxide catalyst
Assignee: Houdry Process Corp
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Filing: 1947-12-26
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Granted: 1950-06-13
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Expires: 1967-12-26
Abstract
No abstract record available.
Inventors
- 👤 Mills George Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:47
CPC Classifications
C; C10; C10G; C10G11/00; C10G11/02; C10G11/04; B; B01; B01J; B01J21/00; B01J21/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
THE PROCESS OF CRACKING HYDROCARBONS BOILING ABOVE THE GASOLINE RANGE TO PRODUCE GASOLINE WHICH COMPRISES CONTACTING SUCH HYDROCARBONS UNDER CATALYTIC CRACKING CONDITIONS WITH A CATALYTIC CONTACT MASS IN WHICH THE SOLE ACTIVE CATALYTIC INGREDIENT PRESENT THEREIN CONSISTS OF PRECIPITATED AND CALCINED BERYLLIUM OXIDE, AND SEPARATING GASOLINE FROM THE CRACKED PRODUCTS.
Claim 2
Dependent Claim
50 words
THE PROCESS OF CRACKING HYDROCARBONS BOILING ABOVE THE GASOLINE RANGE TO PRODUCE GASOLINE WHICH COMPRISES CONTACTING SUCH HYDROCARBONS UNDER CATALYTIC CRACKING CONDITIONS WITH A CATALYTIC CONTACT MASS IN WHICH THE SOLE ACTIVE CATALYTIC INGREDIENT PRESENT THEREIN CONSISTS OF PRECIPITATED AND CALCINED BERYLLIUM OXIDE, AND SEPARATING GASOLINE FROM THE CRACKED PRODUCTS.
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) | 1953-06-12 | 1953-12-12 | 1954-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-12 | 1957-12-12 | 1958-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-12 | 1961-12-12 | 1962-06-13 | $7700.00 | Window Closed / Lapsed |