US2863822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydroforming using a series of reactors
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1955-04-26
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Granted: 1958-12-09
•
Expires: 1975-04-26
Abstract
No abstract record available.
Inventors
- 👤 Richard W Sage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:01
CPC Classifications
C; C10; C10G; C10G35/00; C10G35/04; C10G35/06; C10G35/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
THE METHOD OF OPERATING A NON-REGENERATIVE HYDROFORMING PROCESS EMPLOYING A PLATINUM GROUP METAL CATALYST WHICH COMPRISES PROVIDING A PLURALITY AS REACTORS CONTAINING THE SAID CATALYST, CAUSING A NAPHTHA NATURALLY CONTAINING HALOGEN AND A HYDROGEN-RICH GAS TO FLOW IN SERIES THROUGH THE REACTORS THE LEAD REACTOR OF SAID SERIES BEING MAINTAINED AT A TEMPERATURE LOWER THAN THAT PREVAILING IN THE SUCCEEDING REACTORS AND PERIODICALLY CHANGEING THE COURSE F THE TRACEL PATH OF THE SAID NAPHTHA AND HYDROGEN THROUGH THE REACTORS RESPONSIVE TO THE ACTIVITY OF THE CATALYST IN THE SEVERAL REACTORS BY ROTATING EACH RE-
Claim 2
Independent Claim
94 words
THE METHOD OF OPERATING A NON-REGENERATIVE HYDROFORMING PROCESS EMPLOYING A PLATINUM GROUP METAL CATALYST WHICH COMPRISES PROVIDING A PLURALITY AS REACTORS CONTAINING THE SAID CATALYST, CAUSING A NAPHTHA NATURALLY CONTAINING HALOGEN AND A HYDROGEN-RICH GAS TO FLOW IN SERIES THROUGH THE REACTORS THE LEAD REACTOR OF SAID SERIES BEING MAINTAINED AT A TEMPERATURE LOWER THAN THAT PREVAILING IN THE SUCCEEDING REACTORS AND PERIODICALLY CHANGEING THE COURSE F THE TRACEL PATH OF THE SAID NAPHTHA AND HYDROGEN THROUGH THE REACTORS RESPONSIVE TO THE ACTIVITY OF THE CATALYST IN THE SEVERAL REACTORS BY ROTATING EACH RE-
References Cited (Backward Citations)
US2642384A
Cited
US2752289A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |