US3047640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of fluoropropene
Assignee: Honeywell International Inc
•
Filing: 1960-03-22
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Granted: 1962-07-31
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Expires: 1980-03-22
Abstract
No abstract record available.
Inventors
- 👤 Richard F Sweeney
- 👤 Woolf Cyril
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:25
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/07; C07C17/087; C07C17/093; C07C17/20; C07C17/202; C07C17/206; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/582
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
THE PROCESS WHICH COMPRISES SUBJECTING GASEOUS 3CHLOROPENTAFLUORPROPENE-1 TO THE ACTION OF GASEOUS SUBSTANTIALLY ANHYDROUS HF, IN AMOUNT SUFFICIENT TO REACT WITH A SUBSTANTIALLY QUANTITY OF SAID 3-CHLOROPENTAFLUOROPROPENE-1 AT ELEVATED REACTIVE TEMPERATURE NOT IN EXCESS OF ABOUT 450*C., AND WHILE IN THE PRESENCE OF ACTIVATED CARBON CATALYST, AND RECOVERING FROM THE RESULTING REACTION PRODUCT MATERIAL OF THE GROUP CONSISTING OF HEXAFLUOROPROPENE AND 1,181,2,3,3,3-HEPTAFLUOROPROPANE.
Claim 2
Dependent Claim
62 words
THE PROCESS WHICH COMPRISES SUBJECTING GASEOUS 3CHLOROPENTAFLUORPROPENE-1 TO THE ACTION OF GASEOUS SUBSTANTIALLY ANHYDROUS HF, IN AMOUNT SUFFICIENT TO REACT WITH A SUBSTANTIALLY QUANTITY OF SAID 3-CHLOROPENTAFLUOROPROPENE-1 AT ELEVATED REACTIVE TEMPERATURE NOT IN EXCESS OF ABOUT 450*C., AND WHILE IN THE PRESENCE OF ACTIVATED CARBON CATALYST, AND RECOVERING FROM THE RESULTING REACTION PRODUCT MATERIAL OF THE GROUP CONSISTING OF HEXAFLUOROPROPENE AND 1,181,2,3,3,3-HEPTAFLUOROPROPANE.
References Cited (Backward Citations)
US2005706A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |