US3041385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrogenation of unsaturated hydrocarbons
Assignee: BP PLC
•
Filing: 1959-12-17
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Granted: 1962-06-26
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Expires: 1979-12-17
Abstract
No abstract record available.
Inventors
- 👤 Bourne Kenneth Hugh
- 👤 Holmes Peter Desmond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:05
CPC Classifications
C; C07; C07C; C07C7/00; C07C7/148; C07C7/163; C07C7/167; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A PROCESS FOR THE TREATMENT OF A HYDROCARBON MIXTURE CONTAINING, PREDOMINANTLY, AN OLEFIN, TOGETHER WITH A MINOR PROPORTION OF AN ACETYLENE, FOR REDUCTION OF THE CONTENT OF ACETYLENE, WHICH COMPRISES PASSING THE MIXTURE IN VAPOUR PHASE WITH A FREE HYDROGEN-CONTAINING GAS AND AT A TEMPERATURE OF 20-100*C., OVER A CATALYST PREPARED BY IMPREGNATING A BASE CONSISTING ESSENTIALLY OF SEPIOLITE WITH A WATER-SOLUBLE COMPLEX FORMED BY DISSOLVING NICKEL FORMATE IN AQUEOUS AMMONIA SOLUTION, DECOMPOSING THE WATER-SOLUBLE COMPLEX OF THE IMPREGNATED SEPIOLITE BASE TO NICKEL FORMATE BY THE APPLICATION OF HEAT TO THE IMPREGNATED BASE, AND ACTIVATING THE NICKEL FORMATE-ONSEPIOLITE BASE TO REDUCE THE NICKEL FORMATE DIRECTLY TO ELEMENTAL NICKEL, BY TREATING THE BASE WITH A STREAM OF NON-OXIDIZING GAS AT A TEMPERATURE OF 150* TO 300*C., AND AT A SPACE VELOCITY OF SAID STREAM OF GREATER THAN 250 VOL./VOL./HR.
Claim 2
Dependent Claim
138 words
A PROCESS FOR THE TREATMENT OF A HYDROCARBON MIXTURE CONTAINING, PREDOMINANTLY, AN OLEFIN, TOGETHER WITH A MINOR PROPORTION OF AN ACETYLENE, FOR REDUCTION OF THE CONTENT OF ACETYLENE, WHICH COMPRISES PASSING THE MIXTURE IN VAPOUR PHASE WITH A FREE HYDROGEN-CONTAINING GAS AND AT A TEMPERATURE OF 20-100*C., OVER A CATALYST PREPARED BY IMPREGNATING A BASE CONSISTING ESSENTIALLY OF SEPIOLITE WITH A WATER-SOLUBLE COMPLEX FORMED BY DISSOLVING NICKEL FORMATE IN AQUEOUS AMMONIA SOLUTION, DECOMPOSING THE WATER-SOLUBLE COMPLEX OF THE IMPREGNATED SEPIOLITE BASE TO NICKEL FORMATE BY THE APPLICATION OF HEAT TO THE IMPREGNATED BASE, AND ACTIVATING THE NICKEL FORMATE-ONSEPIOLITE BASE TO REDUCE THE NICKEL FORMATE DIRECTLY TO ELEMENTAL NICKEL, BY TREATING THE BASE WITH A STREAM OF NON-OXIDIZING GAS AT A TEMPERATURE OF 150* TO 300*C., AND AT A SPACE VELOCITY OF SAID STREAM OF GREATER THAN 250 VOL./VOL./HR.
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) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |