Patent US3097156A successfully refreshed from Google Patents.
US3097156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for concurrent upgrading of iron ore and heavy crude oils
Assignee: Phillips Petroleum Co
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Filing: 1960-06-30
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Granted: 1963-07-09
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Expires: 1980-06-30
Abstract
No abstract record available.
Inventors
- 👤 Marvin M Johnson
- 👤 Armin C Pitchford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:17
CPC Classifications
C; C21; C21B; C21B13/00; C21B13/0073; C21B13/04; Y; Y02; Y02P; Y02P10/00; Y02P10/10; Y02P10/134
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
206 words
THE PROCESS OF PARTIALLY REDUCING AN IRON OXIDE AND CONCURRENTLY CONVERTING A HEAVY LIQUID HYDROCARBON TO A DISTILLATE HYDROCARBON, SAID HEAVY HYDROCARBON COMPRISING LESS THAN TEN PERCENT BOILING BELOW 400*F., A GRAVITY NOT HIGHER THAN 20 API, AND YIELDING BY VACUUM DISTILLATION AT LEAST 30 PERCENT OF 100 PENETRATION ASPHALT, WHICH COMPRISES: INTIMATELY MIXING SAID IRON OXIDE IN FINELY COMMINUTED FORM WITH SAID HEAVY LIQUID HYDROCARBON IN A WEIGHT RATIO FROM 1:5 TO 1:0.2; CHARGING THE RESULTING MIXTURE INTO A RETORTING ZONE; HEATING THE SAID ROTATING ZONE TO A TEMPERATURE RANGING BETWEEN 750 AND 2800*F. SUFFICIENT TO CAUSE CHEMICAL INTERACTION BETWEEN THE COMPONENTS OF SAID MIXTURE; MAINTAINING SAID TEMPERATURE RANGE FOR A PERIOD RANGING BETWEEN 0.02 AND 10 HOURS BY THE END OF WHICH PERIOD SAID MIXTURE SUBSTANTIALLY CEASES GIVING OFF VAPOROUS PRODUCTS; CONDUCTING THE VAPOROUS PRODUCTS TO A COLLECTION ZONE; WITHDRAWING THE RESIDUAL SOLID FROM SAID RETORTING ZONE AS AN IRON REDUCTION PRODUCT COMPRISING A MAJOR PART OF IRON OXIDES OF LOWER OXIDATION STATE THAN SAID COMMUNICATED IRON OXIDE AND A MINOR PART OF FINELY DIVIDED AMORPHOUS CARBON; AND COOLING SAID VAPOROUS PRODUCTS AND CONDENSING A LIQUEFIED DISTILLATE HYDROCARBON COMPRISING HYDROCARBONS OF GREATER THAN 4 CARBON ATOMS HAVING A DISTILLATION RANGING BETWEEN 170 AND 800*F.
Claim 2
Dependent Claim
206 words
THE PROCESS OF PARTIALLY REDUCING AN IRON OXIDE AND CONCURRENTLY CONVERTING A HEAVY LIQUID HYDROCARBON TO A DISTILLATE HYDROCARBON, SAID HEAVY HYDROCARBON COMPRISING LESS THAN TEN PERCENT BOILING BELOW 400*F., A GRAVITY NOT HIGHER THAN 20 API, AND YIELDING BY VACUUM DISTILLATION AT LEAST 30 PERCENT OF 100 PENETRATION ASPHALT, WHICH COMPRISES: INTIMATELY MIXING SAID IRON OXIDE IN FINELY COMMINUTED FORM WITH SAID HEAVY LIQUID HYDROCARBON IN A WEIGHT RATIO FROM 1:5 TO 1:0.2; CHARGING THE RESULTING MIXTURE INTO A RETORTING ZONE; HEATING THE SAID ROTATING ZONE TO A TEMPERATURE RANGING BETWEEN 750 AND 2800*F. SUFFICIENT TO CAUSE CHEMICAL INTERACTION BETWEEN THE COMPONENTS OF SAID MIXTURE; MAINTAINING SAID TEMPERATURE RANGE FOR A PERIOD RANGING BETWEEN 0.02 AND 10 HOURS BY THE END OF WHICH PERIOD SAID MIXTURE SUBSTANTIALLY CEASES GIVING OFF VAPOROUS PRODUCTS; CONDUCTING THE VAPOROUS PRODUCTS TO A COLLECTION ZONE; WITHDRAWING THE RESIDUAL SOLID FROM SAID RETORTING ZONE AS AN IRON REDUCTION PRODUCT COMPRISING A MAJOR PART OF IRON OXIDES OF LOWER OXIDATION STATE THAN SAID COMMUNICATED IRON OXIDE AND A MINOR PART OF FINELY DIVIDED AMORPHOUS CARBON; AND COOLING SAID VAPOROUS PRODUCTS AND CONDENSING A LIQUEFIED DISTILLATE HYDROCARBON COMPRISING HYDROCARBONS OF GREATER THAN 4 CARBON ATOMS HAVING A DISTILLATION RANGING BETWEEN 170 AND 800*F.
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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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |