Patent US2905626A successfully refreshed from Google Patents.
US2905626A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of gas streams obtained from the hydroforming of a naphtha
Assignee: Universal Oil Products Co
•
Filing: 1956-10-23
•
Granted: 1959-09-22
•
Expires: 1976-10-23
Abstract
No abstract record available.
Inventors
- 👤 Robert E Sutherland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:55
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/34; B01D53/46; B01D53/48; B01D53/52; B01D53/523; C; C01; C01B; C01B3/00; C01B3/50; C01B3/52; C10; C10G; C10G35/00; C10G35/04; C10G35/06; C10G35/085; C10K; C10K1/00; C10K1/08; C10K1/085; C01B2203/00; C01B2203/04; C01B2203/0415; C01B2203/0465; C01B2203/0485; C01B2203/0495
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
112 words
A PROCESS WHIDH COMPRISES SUBJECTING A GASOLINE FRACTIONTO REFORMING IN THE PRESENCE OF HYDROGEN AND A CATALYST CONTAINING PLATINUM, AT A TEMPERATURE OF FROM ABOUT 700* TO ABOUT 11//*F., SEPARATING FROM TH EEFFLUENT PRODUCTS OF SAID REFORMING A GASEOUS HYDROGEN STREAM CONTAINING HYDROGEN SULFIDE, REMOVING HYDROGEN SULFIDE FROM SAID HYDROGEN STREAM BY CONTACTING SAID HYDROGEN STREAM SEPARTELY AND SUCESSIVELY WITH DILUTE ALKALI METAL HYDROXIDE SOLUTION, WATER, AND A GLYCOL, RECOVERING FROM SAID TREATMENT A HYDROGEN STREAM SUBSTANTIALLY REDUCED IN HYDROGEN SULFIDE AND SUBSTANTIALLY FREE FROM ALKALI METAL HYDROXIDE, WATER AND GLYCOL, AND RECYCLING AT LEAST A PORTION OF SLAST-MENTIONED HYDROGEN STREAM TO SAID REFORMING AS AT LEAST PART OF SAID FIRST-MENTIONED HYDROGEN.
References Cited (Backward Citations)
US2324955A
Cited
US2409690A
Cited
US2758064A
Cited
US2730556A
Cited
US2772217A
Cited
US2766179A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |