US3104706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Well fracturing
Assignee: —
•
Filing: —
•
Granted: 1963-09-24
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Expires: 1980-09-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:40
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/25; E21B43/26; E21B43/263; C; C09; C09K; C09K8/00; C09K8/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A METHOD OF FRACTURING A SUBTERRANEAN FORMATION PENETRATED BY A WELL COMPRISING INJECTING DOWN THE WELL AND INTO THE FORMATION A POTENTIAL EXPLOSIVE EMULSION CONSISTING ESSENTIALLY OF A LIQUID REDUCING AGENT SELECTED FROM THE CLASS CONSISTING OF NITROALKANES, NITROARANES, ALKYL ALCOHOLS, ALKYL ETHERS, SUSPENSIONS OF PARTICULATE HYDROCARBON SOLIDS DISPERSED IN A LIQUID HYDROCARBON, ALKYL DIHALIDES, AND LIQUID HYDROCARBONS, (2) AN OIL-WATER EMULSIFYING AGENT, AND (3) AN OXYGEN-CONTAINING COMPOUND WHICH RELEASES OXYGEN FOR REACTION WITH THE REDUCING AGENT AT AND ABOVE THE IGNITION TEMPERATURE OF THE REDUCING AGENT AND SUBSEQUENTLY DETONATING SAID EMULSION IN THE FORMATION.
Claim 2
Independent Claim
95 words
A METHOD OF FRACTURING A SUBTERRANEAN FORMATION PENETRATED BY A WELL COMPRISING INJECTING DOWN THE WELL AND INTO THE FORMATION A POTENTIAL EXPLOSIVE EMULSION CONSISTING ESSENTIALLY OF A LIQUID REDUCING AGENT SELECTED FROM THE CLASS CONSISTING OF NITROALKANES, NITROARANES, ALKYL ALCOHOLS, ALKYL ETHERS, SUSPENSIONS OF PARTICULATE HYDROCARBON SOLIDS DISPERSED IN A LIQUID HYDROCARBON, ALKYL DIHALIDES, AND LIQUID HYDROCARBONS, (2) AN OIL-WATER EMULSIFYING AGENT, AND (3) AN OXYGEN-CONTAINING COMPOUND WHICH RELEASES OXYGEN FOR REACTION WITH THE REDUCING AGENT AT AND ABOVE THE IGNITION TEMPERATURE OF THE REDUCING AGENT AND SUBSEQUENTLY DETONATING SAID EMULSION IN THE FORMATION.
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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |