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US3547805A
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US
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Process and apparatus for quenching hot vapors from a reactor with cooled liquid condensed from said vapors and a water spray
Assignee: Phillips Petroleum Co
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Filing: 1967-10-13
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Granted: 1970-12-15
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Expires: 1987-10-13
Abstract
No abstract record available.
Inventors
- 👤 Norris W Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:24
CPC Classifications
C; C10; C10G; C10G11/00; C10G11/10; F; F28; F28C; F28C3/00; F28C3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2928886A
Cited
US3015619A
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US3244765A
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US3154385A
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US3133014A
Cited
US3174924A
Cited
US3256357A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |