US3101115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Well treating method and apparatus
Assignee: BJ Service Inc
•
Filing: 1956-10-16
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Granted: 1963-08-20
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Expires: 1976-10-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Mathew B Riordan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:02
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/25; E21B43/26; E21B43/2605
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
THE METHOD OF INTRODUCING FLUID UNDER PRESSURE INTO EARTH FORMATION INTO OR THROUGH WHICH A WELL HAS BEEN DRILLED COMPRISING: PUMPING FLUID THROUGH THE WELL INTO SAID FORMATION FROM THE EARTH SURFACE; DISPOSING A MATERIAL BELOW SAID SURFACE AND ADJACENT SAID FORMATION CAPABLE OF GAS GENERATION WITHIN THE WELL; AND INDUCING THE GENERATION OF GAS BY SAID MATERIAL RESPONSIVE TO AND DURING SAID SURFACE PUMPING TO INCREASE THE PRESSURE ACTING ON THE FLUID AND FORCE THE SAME INTO SAID EARTH FORMATION.
Claim 2
Independent Claim
81 words
THE METHOD OF INTRODUCING FLUID UNDER PRESSURE INTO EARTH FORMATION INTO OR THROUGH WHICH A WELL HAS BEEN DRILLED COMPRISING: PUMPING FLUID THROUGH THE WELL INTO SAID FORMATION FROM THE EARTH SURFACE; DISPOSING A MATERIAL BELOW SAID SURFACE AND ADJACENT SAID FORMATION CAPABLE OF GAS GENERATION WITHIN THE WELL; AND INDUCING THE GENERATION OF GAS BY SAID MATERIAL RESPONSIVE TO AND DURING SAID SURFACE PUMPING TO INCREASE THE PRESSURE ACTING ON THE FLUID AND FORCE THE SAME INTO SAID EARTH FORMATION.
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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) | 1966-08-19 | 1967-02-18 | 1967-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-19 | 1971-02-18 | 1971-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-19 | 1975-02-18 | 1975-08-20 | $7700.00 | Window Closed / Lapsed |