US3018243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plant and process for production of low temperature pumpable oil from oil shale and te like
Assignee: Oil Shale Corp
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Filing: 1959-03-09
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Granted: 1962-01-23
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Expires: 1979-03-09
Abstract
No abstract record available.
Inventors
- 👤 Thomas D Nevens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:09
CPC Classifications
C; C10; C10G; C10G1/00; C10G1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
AN CONTINUOUS PROCESS FOR PRODUCING A LOW TEMPERATURE PUMPABLE OIL FROM ATTRITIONABLE SOLID MATERIAL WHICH UPON HEATING LEAVES A COMBUSTIBLE CARBONACEOUS RESIDUE WHICH COMPRISES CONTACTING THE SOLID MATERIAL IN PARTICULATE FORM IN A HEATING ZONE IN SOLID-TO-SOLID MILLING CONTACT WITH HOT, SOLID, HEAT-CARRYING BODIES LARGER IN PARTICLE SIZE THAN SAID COMBUSTIBLE RESIDUE, TO PRODUCE OIL VAPORS AND GASES, SAID VAPORS CONTAINING A HEAVIER OIL FRACTION AND A LIGHTER OIL FRACTION; CONDENSING AT LEAST PART OF THE HEAVIER OIL FRACTION IN SAID OIL VAPORS; RETURNING AT LEAST A PORTION OF SAID CONDENSED HEAVIER OIL FRACTION TO THE HEATING ZONE TO THERMALLY CRACK AND VAPORIZE SAID FRACTION; CONDENSING SAID THERMALLY CRACKED OIL VAPORS AND SAID LIGHTER OIL FRACTION TO PRODUCE AT LEAST ONE OIL
Claim 2
Dependent Claim
122 words
AN CONTINUOUS PROCESS FOR PRODUCING A LOW TEMPERATURE PUMPABLE OIL FROM ATTRITIONABLE SOLID MATERIAL WHICH UPON HEATING LEAVES A COMBUSTIBLE CARBONACEOUS RESIDUE WHICH COMPRISES CONTACTING THE SOLID MATERIAL IN PARTICULATE FORM IN A HEATING ZONE IN SOLID-TO-SOLID MILLING CONTACT WITH HOT, SOLID, HEAT-CARRYING BODIES LARGER IN PARTICLE SIZE THAN SAID COMBUSTIBLE RESIDUE, TO PRODUCE OIL VAPORS AND GASES, SAID VAPORS CONTAINING A HEAVIER OIL FRACTION AND A LIGHTER OIL FRACTION; CONDENSING AT LEAST PART OF THE HEAVIER OIL FRACTION IN SAID OIL VAPORS; RETURNING AT LEAST A PORTION OF SAID CONDENSED HEAVIER OIL FRACTION TO THE HEATING ZONE TO THERMALLY CRACK AND VAPORIZE SAID FRACTION; CONDENSING SAID THERMALLY CRACKED OIL VAPORS AND SAID LIGHTER OIL FRACTION TO PRODUCE AT LEAST ONE OIL
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |