US2862984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of interacting hydrocarbons with oxygen
Assignee: BASF SE
•
Filing: 1955-09-20
•
Granted: 1958-12-02
•
Expires: 1975-09-20
Abstract
No abstract record available.
Inventors
- 👤 Bartholome Ernst
- 👤 Lehrer Erwin
- 👤 Nonnenmacher Helmut
- 👤 Frey Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:40
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/76; C07C2/78; C10; C10G; C10G9/00; C10G9/34; C10G9/36; C10G9/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
IN A PROCESS FOR THE PRODUCTION OF ACETYLENE BY IN TERACTING METHANE WITH A LIMITED AMOUNT OF OXYGEN WHICH IS INSUFFICIENT FOR THE COMPLETE COMBUSTION OF THE METHANE WHEREIN THE METHANE AND THE OXYGEN ARE SEPARATELY PREHEATED, MIXED IN A MIXING ZONE AND INTERACTED IN A REACTION ZONE WITH THE FORMATION OF A FLAME AND THE REACTION GASES ARE QUENCHED WITH WATER, THE IMPROVEMENT WHICH COMPRISES STOPPING A PREMATURE REACTION TO THE METHANE-
Claim 2
Dependent Claim
73 words
IN A PROCESS FOR THE PRODUCTION OF ACETYLENE BY IN TERACTING METHANE WITH A LIMITED AMOUNT OF OXYGEN WHICH IS INSUFFICIENT FOR THE COMPLETE COMBUSTION OF THE METHANE WHEREIN THE METHANE AND THE OXYGEN ARE SEPARATELY PREHEATED, MIXED IN A MIXING ZONE AND INTERACTED IN A REACTION ZONE WITH THE FORMATION OF A FLAME AND THE REACTION GASES ARE QUENCHED WITH WATER, THE IMPROVEMENT WHICH COMPRISES STOPPING A PREMATURE REACTION TO THE METHANE-
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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) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |