US3293319A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic dehydrogenation of paraffinic hydrocarbons
Assignee: Universal Oil Products Co
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Filing: 1966-04-08
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Granted: 1966-12-20
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Expires: 1986-04-08
Abstract
No abstract record available.
Inventors
- 👤 Haensel Vladimir
- 👤 Hoekstra James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:37
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/32; C07C5/321; C07C5/324; C07C5/325; B; B01; B01J; B01J23/00; B01J23/38; B01J23/54; B01J23/56; B01J23/64; B01J23/644; C07C5/327; C07C5/333; C07C5/3335; C07C5/3337; Y; Y10; Y10S; Y10S585/00; Y10S585/949; Y10S585/952
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A PRPCESS FOR DEHYDROGENATING A SATURATED HYDROCARBON WHICH COMPRISES CONTACTING SAID SATURATED HYDROCARBON WITH A CATALYTIC COMPOSITE OF ALUMINA, FROM ABOUT 0.01% TO ABOUT 1.5% BY WEIGHT OF LITHIUM, FROM ABOUT 00.05% TO ABOUT 5% BY WEIGHT OF A GROUP VIII METALLIC COMPONENT AND A METALLIC COMPOUNT SELECTED FROM THE GROUP CONSISTING OF ARSENIC, ANTIMONY, BISMUTH AND COMPOUND THEREOF, AT DEHYDROGENATION CONDITIONS INCLUDING A TEMPERATURE WITHIN THE RANGE OF FROM ABOUT 400*C. TO ABOUT 700*C., THE SECOND-MENTIONED METALLIC COMPONENT BEING IN SUFFICIENT AMOUNT TO INHIBIT THE CRACKING AND ISOMERIZING ACTIVITY OF SAID GROUP VIII COMPOUND AT SAID CONDITIONS.
Claim 2
Dependent Claim
98 words
A PRPCESS FOR DEHYDROGENATING A SATURATED HYDROCARBON WHICH COMPRISES CONTACTING SAID SATURATED HYDROCARBON WITH A CATALYTIC COMPOSITE OF ALUMINA, FROM ABOUT 0.01% TO ABOUT 1.5% BY WEIGHT OF LITHIUM, FROM ABOUT 00.05% TO ABOUT 5% BY WEIGHT OF A GROUP VIII METALLIC COMPONENT AND A METALLIC COMPOUNT SELECTED FROM THE GROUP CONSISTING OF ARSENIC, ANTIMONY, BISMUTH AND COMPOUND THEREOF, AT DEHYDROGENATION CONDITIONS INCLUDING A TEMPERATURE WITHIN THE RANGE OF FROM ABOUT 400*C. TO ABOUT 700*C., THE SECOND-MENTIONED METALLIC COMPONENT BEING IN SUFFICIENT AMOUNT TO INHIBIT THE CRACKING AND ISOMERIZING ACTIVITY OF SAID GROUP VIII COMPOUND AT SAID CONDITIONS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |