US2925378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon conversion process and apparatus
Assignee: ExxonMobil Oil Corp
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Filing: 1958-04-29
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Granted: 1960-02-16
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Expires: 1978-04-29
Abstract
No abstract record available.
Inventors
- 👤 John G Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:37
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/08; B01J8/12; B01J8/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
A PROCESS FOR THE CONVERSION OF HIGH BOILING FLUID HYDROCARBONS INTO LOWER BOILING GASEOUS PRODUCTS IN THE PRESENCE OF A MOVING MASS OF GRANULAR CONTACT MATERIAL, WHICH COMPRISES: MAINTAINING AN ACCUMULATION OF GRANULAR CONTACT MATERIAL WITHIN THE UPPER SECTION OF AN ENCLOSED HOUSING, CONTINUOUSLY SUPPLYING CONTACT MATERIAL TO SAID ACCUMULATION, SUPPLYING HYDROCARBON CHARGE, AT LEAST PARTIALLY IN THE LIQUID PHASE, TO SAID ACCUMULATION, REMOVING FROM SAID ACCUMULATION VAPOR FORMED FROM SAID LIQUID AND ANY GASEOUS MATERIAL SUPPLIED WITH SAID LIQUID, MAINTAINING A FIRST COMPACT REACTION BED OF CONTACT MATERIAL WITHIN SAID HOUSING BELOW SAID ACCUMULATION, MAINTAINING A SECOND COMPACT REACTION BED OF CONTACT MATERIAL A SPACED DISTANCE BELOW SAID FIRST REACTION BED AND WITHIN SAID HOUSING SO THAT A PLENUM SPACE IS DEFINED BETWEEN SAID BEDS, PASSING CONTACT MATERIAL AS AT LEAST ONE CONFINED STREAM FROM THE LOWER SECTION OF SAID ACCUMULATION ONTO THE UPPER SURFACE OF SAID FIRST REACTION BED, PASSING CONTACT MATERIAL FROM THE LOWER SECTION OF SAID ACCUMULATION ONTO THE UPPER SURFACE OF SAID SECOND REACTION BED, PASSING THE GASEOUS MATERIAL DISENGAGED FROM SAID ACCUMULATION INTO SAID PLENUM SPACE, PASSING GASEOUS HYDROCARBON MATERIAL FROM SAID PLENUM SPACE INTO THE LOWER END OF SAID FIRST REACTION BED
Claim 2
Dependent Claim
199 words
A PROCESS FOR THE CONVERSION OF HIGH BOILING FLUID HYDROCARBONS INTO LOWER BOILING GASEOUS PRODUCTS IN THE PRESENCE OF A MOVING MASS OF GRANULAR CONTACT MATERIAL, WHICH COMPRISES: MAINTAINING AN ACCUMULATION OF GRANULAR CONTACT MATERIAL WITHIN THE UPPER SECTION OF AN ENCLOSED HOUSING, CONTINUOUSLY SUPPLYING CONTACT MATERIAL TO SAID ACCUMULATION, SUPPLYING HYDROCARBON CHARGE, AT LEAST PARTIALLY IN THE LIQUID PHASE, TO SAID ACCUMULATION, REMOVING FROM SAID ACCUMULATION VAPOR FORMED FROM SAID LIQUID AND ANY GASEOUS MATERIAL SUPPLIED WITH SAID LIQUID, MAINTAINING A FIRST COMPACT REACTION BED OF CONTACT MATERIAL WITHIN SAID HOUSING BELOW SAID ACCUMULATION, MAINTAINING A SECOND COMPACT REACTION BED OF CONTACT MATERIAL A SPACED DISTANCE BELOW SAID FIRST REACTION BED AND WITHIN SAID HOUSING SO THAT A PLENUM SPACE IS DEFINED BETWEEN SAID BEDS, PASSING CONTACT MATERIAL AS AT LEAST ONE CONFINED STREAM FROM THE LOWER SECTION OF SAID ACCUMULATION ONTO THE UPPER SURFACE OF SAID FIRST REACTION BED, PASSING CONTACT MATERIAL FROM THE LOWER SECTION OF SAID ACCUMULATION ONTO THE UPPER SURFACE OF SAID SECOND REACTION BED, PASSING THE GASEOUS MATERIAL DISENGAGED FROM SAID ACCUMULATION INTO SAID PLENUM SPACE, PASSING GASEOUS HYDROCARBON MATERIAL FROM SAID PLENUM SPACE INTO THE LOWER END OF SAID FIRST REACTION BED
References Cited (Backward Citations)
US2488488A
Cited
US2759878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |