US3105545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of heating underground formations
Assignee: Shell USA Inc
•
Filing: 1960-11-21
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Granted: 1963-10-01
•
Expires: 1980-11-21
Abstract
No abstract record available.
Inventors
- 👤 Prats Michael
- 👤 Donald G Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:52
CPC Classifications
E; E21; E21B; E21B36/00; E21B36/02
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
9 words
A PROCESS FOR IMPARTING A DURABLE SOLID RETAINING FINISH
Claim 2
Dependent Claim
9 words
A PROCESS FOR IMPARTING A DURABLE SOLID RETAINING FINISH
Claim 3
Independent Claim
178 words
A METHOD OF HEATING A HYDROCARBON-BEARING EARTH FORMATION FOR THE PURPOSE OF PRODUCING A HYDROCARBON TO FIBROUS MATERIALS WHICH COMPRISES APPLYING THERETO, FROM A NON-AQUEOUS SOLVENT, AS A SOIL RETAINING FINISH FROM FLUID THEREFROM, SAID METHOD COMPRISING THE STEPS OF ESABOUT 2 TO ABOUT 5% OF AN ESSENTIALLY EQUIMOLECULAR TABLISHING COMMUNICATION BETWEEN THE HYDROCARBON-BEARING FORMATION AND THE GROUND SURFACE THROUGH AT LEAST AMOUNT OF A LONG CHAIN ANIONIC SURFACE ACTIVE COMPONENT AND A LONG CHAIN CATIONIC SURFACE ACTIVE COMPONENT, SAID ONE WELL PROVIDED WITH LATERAL OPENINGS EXTENDING INTO SAID HYDROCARBON-BEARING FORMATION, TRANSPORTING DOWN ANIONIC AND CATIONIC COMPONENT HAVING ABOUT 13 TO ABOUT 18 CARBON ATOMS, AND THEREAFTER DRYING AND CURING SAID SAID WELL AND INNTO THE OPENINGS THEREOF A HIGHLY HEATCONDUCTIVE MATERIAL, DEPOSITING SAID MATERIAL IN SAID FINISH ON SAID FIBROUS MATERIAL. WELL AND SAID OPENINGS SO THAT THE MATERIAL IS IN HEATTRANSFERRING PROXIMITY WITH SAID FORMATION, SAID DEPOSITED MATERIAL FILLING THE WELL ADJACENT THE HYDROCARBON-BEARING TORMATION, AND HEATING THE MATERIAL IN THE WELL TO A TEMPERATURE SUFFICIENT TO HEAT THE SURROUNDING HYDROCARBON-BEARING FORMATION ADJACENT THE WELL, SAID
Claim 4
Independent Claim
178 words
A METHOD OF HEATING A HYDROCARBON-BEARING EARTH FORMATION FOR THE PURPOSE OF PRODUCING A HYDROCARBON TO FIBROUS MATERIALS WHICH COMPRISES APPLYING THERETO, FROM A NON-AQUEOUS SOLVENT, AS A SOIL RETAINING FINISH FROM FLUID THEREFROM, SAID METHOD COMPRISING THE STEPS OF ESABOUT 2 TO ABOUT 5% OF AN ESSENTIALLY EQUIMOLECULAR TABLISHING COMMUNICATION BETWEEN THE HYDROCARBON-BEARING FORMATION AND THE GROUND SURFACE THROUGH AT LEAST AMOUNT OF A LONG CHAIN ANIONIC SURFACE ACTIVE COMPONENT AND A LONG CHAIN CATIONIC SURFACE ACTIVE COMPONENT, SAID ONE WELL PROVIDED WITH LATERAL OPENINGS EXTENDING INTO SAID HYDROCARBON-BEARING FORMATION, TRANSPORTING DOWN ANIONIC AND CATIONIC COMPONENT HAVING ABOUT 13 TO ABOUT 18 CARBON ATOMS, AND THEREAFTER DRYING AND CURING SAID SAID WELL AND INNTO THE OPENINGS THEREOF A HIGHLY HEATCONDUCTIVE MATERIAL, DEPOSITING SAID MATERIAL IN SAID FINISH ON SAID FIBROUS MATERIAL. WELL AND SAID OPENINGS SO THAT THE MATERIAL IS IN HEATTRANSFERRING PROXIMITY WITH SAID FORMATION, SAID DEPOSITED MATERIAL FILLING THE WELL ADJACENT THE HYDROCARBON-BEARING TORMATION, AND HEATING THE MATERIAL IN THE WELL TO A TEMPERATURE SUFFICIENT TO HEAT THE SURROUNDING HYDROCARBON-BEARING FORMATION ADJACENT THE WELL, SAID
References Cited (Backward Citations)
US2771954A
Cited
US2818118A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |