Patent US2673786A successfully refreshed from Google Patents.
US2673786A
Expired / Lapsed
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Method and apparatus for converting and quenching hydrocarbons
Assignee: Phillips Petroleum Co
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Filing: 1949-10-17
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Granted: 1954-03-30
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Expires: 1969-10-17
Abstract
No abstract record available.
Inventors
- 👤 Carl E Alleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:08
CPC Classifications
C; C10; C10B; C10B55/00; C10B55/02; C10B55/04; C10B55/08; C10B55/10; B; B01; B01J; B01J8/00; B01J8/08; B01J8/087; F; F28; F28C; F28C3/00; F28C3/10; F28C3/12; F28C3/14; B01J2208/00; B01J2208/00008; B01J2208/00017; B01J2208/00026; B01J2208/00035; B01J2208/00088; B01J2208/00327; B01J2208/00336; B01J2208/0038; B01J2208/0053
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A METHOD FOR REACTING FLUIDS IN THE PRESENCE OF HOT PARTICULATE SOLIDS AND QUENCHING RESULTING REACTION PRODUCTS, WHICH COMPRISES IN COMBINATION THE STEPS OF PASSING PARTICULATE SOLID MATERIAL INTO A HEATING ZONE; BURING I COMBUSTIBLE FUEL; PASSING RESULTING HOT COMBUSTION GASES UPWARDLY THROUGH SAID HEATING ZONE IN DIRECT HEAT EXCHANGE WITH SAID PARTICULATE SOLID MATERIAL; REMOVING GASEOUS EFFLUENT MATERIAL FROM THE UPPER PORTION OF SAID HEATING ZONE; GRAVITATING HEATED PARTICULATE SOLIDS FROM SAID HEATING ZONE INTO A REACTION ZONE; INTRODUCING REACTANT FLUID INTO THE LOWER PORTION OF SAID REACTION ZONE AND REACTING SAID MATERIALS IN THE PRESENCE OF SAID HEATED SOLIDS; PASSING ADDITIONAL PARTICULATE SOLID MATERIAL INTO A COOLING ZONE; PASSING AIR THROUGH SAID COOLING ZONE TO COOL SAID SOLID MATERIAL THEREIN AND HEAT SAID AIR; USING SAID HEATED AIR TO BURN SAID CONBUSTIBLE FUEL; GRAVITATING SAID COOLED SOLID MATERIAL FROM SAID COOLING ZONE TO A QUENCHING ZONE; GRAVITAT-
Claim 2
Independent Claim
149 words
A METHOD FOR REACTING FLUIDS IN THE PRESENCE OF HOT PARTICULATE SOLIDS AND QUENCHING RESULTING REACTION PRODUCTS, WHICH COMPRISES IN COMBINATION THE STEPS OF PASSING PARTICULATE SOLID MATERIAL INTO A HEATING ZONE; BURING I COMBUSTIBLE FUEL; PASSING RESULTING HOT COMBUSTION GASES UPWARDLY THROUGH SAID HEATING ZONE IN DIRECT HEAT EXCHANGE WITH SAID PARTICULATE SOLID MATERIAL; REMOVING GASEOUS EFFLUENT MATERIAL FROM THE UPPER PORTION OF SAID HEATING ZONE; GRAVITATING HEATED PARTICULATE SOLIDS FROM SAID HEATING ZONE INTO A REACTION ZONE; INTRODUCING REACTANT FLUID INTO THE LOWER PORTION OF SAID REACTION ZONE AND REACTING SAID MATERIALS IN THE PRESENCE OF SAID HEATED SOLIDS; PASSING ADDITIONAL PARTICULATE SOLID MATERIAL INTO A COOLING ZONE; PASSING AIR THROUGH SAID COOLING ZONE TO COOL SAID SOLID MATERIAL THEREIN AND HEAT SAID AIR; USING SAID HEATED AIR TO BURN SAID CONBUSTIBLE FUEL; GRAVITATING SAID COOLED SOLID MATERIAL FROM SAID COOLING ZONE TO A QUENCHING ZONE; GRAVITAT-
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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) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |