US3189538A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination of hydrogen producing and hydrogen consuming units
Assignee: Universal Oil Products Co
•
Filing: 1960-11-07
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Granted: 1965-06-15
•
Expires: 1980-11-07
Abstract
No abstract record available.
Inventors
- 👤 Jack B Pohlenz
- 👤 Donald H Belden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:23
CPC Classifications
C; C10; C10G; C10G69/00; C01; C01B; C01B3/00; C01B3/02; C01B3/22; C01B3/24; C01B3/28; C01B3/32; C01B3/34; C01B3/38; C01B3/42; C10G49/00; C10G49/007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A CONVERSION PROCESS WHICH COMPRISES (1) SUBJECTING HYDROCARBON OIL IN ADMIXTURE WITH HYDROGEN TO A HYDROGEN-CONSUMING REACTION IN A FIRST CONVERSION ZONE, (2) SEPARATING FROM THE RESULTANT PRODUCTS A NORMALLY GASEOUS HYDROCARBON FRACTION AND A NORMALLY LIQUID HYDROCARBON FRACTION, (3) CRACKING SAID NORMALLY GASEOUS FRACTION TO HYDROGEN AND CARBON IN A SECOND CONVERSION ZONE IN CONTACT WITH HEATED SUBDIVIDED CATALYST PARTICLES,
Claim 2
Dependent Claim
61 words
A CONVERSION PROCESS WHICH COMPRISES (1) SUBJECTING HYDROCARBON OIL IN ADMIXTURE WITH HYDROGEN TO A HYDROGEN-CONSUMING REACTION IN A FIRST CONVERSION ZONE, (2) SEPARATING FROM THE RESULTANT PRODUCTS A NORMALLY GASEOUS HYDROCARBON FRACTION AND A NORMALLY LIQUID HYDROCARBON FRACTION, (3) CRACKING SAID NORMALLY GASEOUS FRACTION TO HYDROGEN AND CARBON IN A SECOND CONVERSION ZONE IN CONTACT WITH HEATED SUBDIVIDED CATALYST PARTICLES,
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |