US3026969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas treating process
Assignee: Societe Belge de lAzote et des Produits Chimiques du Marly SA
•
Filing: 1959-09-09
•
Granted: 1962-03-27
•
Expires: 1979-09-09
Abstract
No abstract record available.
Inventors
- 👤 Frederic F A Braconier
- 👤 Jean J L E Riga
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:05
CPC Classifications
C; C07; C07C; C07C7/00; C07C7/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
THE METHOD OF SEPARATING SUBSTANTIALLY PURE ACETYLENE FROM A GASEOUS MIXTURE OF HYDROCARBONS CONTAINING THE SAME AND PRODUCED BY THE PYROLYSIS OF HYDROCARBONS, WHICH METHOD COMPRISES COMPRESSING SAID GAS
Claim 2
Independent Claim
29 words
THE METHOD OF SEPARATING SUBSTANTIALLY PURE ACETYLENE FROM A GASEOUS MIXTURE OF HYDROCARBONS CONTAINING THE SAME AND PRODUCED BY THE PYROLYSIS OF HYDROCARBONS, WHICH METHOD COMPRISES COMPRESSING SAID GAS
References Cited (Backward Citations)
US2741332A
Cited
US2856258A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |