US2747680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water quench and tar remover for cracked gases
Assignee: Phillips Petroleum Co
•
Filing: 1952-03-10
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Granted: 1956-05-29
•
Expires: 1972-03-10
Abstract
No abstract record available.
Inventors
- 👤 Myron O Kilpatrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:29
CPC Classifications
B; B01; B01D; B01D51/00; B01D51/10; C; C07; C07C; C07C7/00; C07C7/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A PROCESS FOR QUENCHING A CRACKED GAS AND REMOVING TAR THEREFROM WHICH COMPRISES PASSING SAID GAS UPWARDLY THROUGH A QUENCHING ZONE, CONTACTING SAID GAS WITH WATER IN A LOWER PART OF SAID ZONE, CONTACTNG SAID GAS WITH AN OIL IN AN UPPER PART OF SAID ZONE, CONTACTING OIL TO FLOW DOWNWARDLY THROUGH THE ENTIRETY OF SAID ZONE AND WATER TO FLOW DOWNWARDLY THROUGH THE ENTIRETY OF SAID LOWER PART OF SAID ZONE RECOVERING A QUENCHED AND PURIFIED GAS FROM AN UPPER PART OF SAID ZONE, REMOVING A LIQUID MIXTURE FROM A LOWER PART OF SAID ZONE, CAUSING SAID MIXTURE TO STRATIFY INTO AN OIL LAYER, A WATER LAYER AND A TAR LAYER, AND RECOVERING EACH OF SAID LAYERS SEPARATELY.
Claim 2
Dependent Claim
119 words
A PROCESS FOR QUENCHING A CRACKED GAS AND REMOVING TAR THEREFROM WHICH COMPRISES PASSING SAID GAS UPWARDLY THROUGH A QUENCHING ZONE, CONTACTING SAID GAS WITH WATER IN A LOWER PART OF SAID ZONE, CONTACTNG SAID GAS WITH AN OIL IN AN UPPER PART OF SAID ZONE, CONTACTING OIL TO FLOW DOWNWARDLY THROUGH THE ENTIRETY OF SAID ZONE AND WATER TO FLOW DOWNWARDLY THROUGH THE ENTIRETY OF SAID LOWER PART OF SAID ZONE RECOVERING A QUENCHED AND PURIFIED GAS FROM AN UPPER PART OF SAID ZONE, REMOVING A LIQUID MIXTURE FROM A LOWER PART OF SAID ZONE, CAUSING SAID MIXTURE TO STRATIFY INTO AN OIL LAYER, A WATER LAYER AND A TAR LAYER, AND RECOVERING EACH OF SAID LAYERS SEPARATELY.
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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) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |