Patent US3024013A successfully refreshed from Google Patents.
US3024013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of hydrocarbons by in situ combustion
Assignee: Phillips Petroleum Co
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Filing: 1958-04-24
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Granted: 1962-03-06
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Expires: 1978-04-24
Abstract
No abstract record available.
Inventors
- 👤 Allen S Rogers
- 👤 Purre Heino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:08
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/295
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
24 words
A PROCESS FOR RECOVERING LIQUID AND GASEOUS HYDROCARBONS FROM A CARBONACEOUS STRATUM HAVING AN EXPOSED UPRIGHT FACE WHICH COMPRISES DRILLING AT LEAST ONE BORE-
Claim 2
Dependent Claim
24 words
A PROCESS FOR RECOVERING LIQUID AND GASEOUS HYDROCARBONS FROM A CARBONACEOUS STRATUM HAVING AN EXPOSED UPRIGHT FACE WHICH COMPRISES DRILLING AT LEAST ONE BORE-
Claim 3
Dependent Claim
129 words
A PROCESS FOR RECOVERING HYDROCARBONS FROM A PERMEABLE CARBONACEOUS STRATUM OF SUBSTANTIAL THICKNESS WHICH COMPRISES DRILLING A PLURALITY OF CLOSELY SPACED PARALLEL BOREHOLES THEREIN PARALLEL WITH THE STRATUM AND IN A CHECKERBOARD PATTERN; PACKING OFF A SECTION OF EACH BOREHOLE AROUND A CONDUIT THEREIN AT SUBSTANTIALLY THE SAME DEPTH AND CLOSING OFF SAID BOREHOLES EXCEPT THRU SAID CONDUITS; IGNITING SAID STRATUM AROUND ALTERNATE BOREHOLES IN EACH DIRECTION IN SAID PATTERN; FEEDING AIR TO THE RESULTING COMBUSTION FRONT AROUND EACH IGNITION BOREHOLE THRU SOME OF SAID CONDUITS AND USING OTHERS OF SAID CONDUITS AS VENT CONDUITS SO AS TO MOVE SAID FRONT TO THE ADJACENT BOREHOLES, THEREBY PRODUCING HYDROCARBONS FROM SECTIONS OF THE STRATUM BETWEEN ADJACENT PACKED OFF SECTIONS OF SAID BOREHOLES; AND RECOVERING PRODUCED HYDROCARBONS FROM SAID VENT CONDUITS.
Claim 4
Dependent Claim
129 words
A PROCESS FOR RECOVERING HYDROCARBONS FROM A PERMEABLE CARBONACEOUS STRATUM OF SUBSTANTIAL THICKNESS WHICH COMPRISES DRILLING A PLURALITY OF CLOSELY SPACED PARALLEL BOREHOLES THEREIN PARALLEL WITH THE STRATUM AND IN A CHECKERBOARD PATTERN; PACKING OFF A SECTION OF EACH BOREHOLE AROUND A CONDUIT THEREIN AT SUBSTANTIALLY THE SAME DEPTH AND CLOSING OFF SAID BOREHOLES EXCEPT THRU SAID CONDUITS; IGNITING SAID STRATUM AROUND ALTERNATE BOREHOLES IN EACH DIRECTION IN SAID PATTERN; FEEDING AIR TO THE RESULTING COMBUSTION FRONT AROUND EACH IGNITION BOREHOLE THRU SOME OF SAID CONDUITS AND USING OTHERS OF SAID CONDUITS AS VENT CONDUITS SO AS TO MOVE SAID FRONT TO THE ADJACENT BOREHOLES, THEREBY PRODUCING HYDROCARBONS FROM SECTIONS OF THE STRATUM BETWEEN ADJACENT PACKED OFF SECTIONS OF SAID BOREHOLES; AND RECOVERING PRODUCED HYDROCARBONS FROM SAID VENT CONDUITS.
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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) | 1965-03-05 | 1965-09-04 | 1966-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-05 | 1969-09-04 | 1970-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-05 | 1973-09-04 | 1974-03-06 | $7700.00 | Window Closed / Lapsed |