US3101117A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Well treating method and apparatus
Assignee: BJ Service Inc
•
Filing: 1961-06-19
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Granted: 1963-08-20
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Expires: 1981-06-19
Abstract
No abstract record available.
Inventors
- 👤 Lyle B Scott
- 👤 Mathew B Riordan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:14
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/25; E21B43/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
FLUID INJECTION APPARATUS FOR A WELL COMPRISING, SURFACE PUMPING MEANS OPERABLE TO PUMP FLUID INTO THE WELL, MEANS FOR ISOLATING A ZONE IN SAID WELL INTO WHICH ISOLATED ZONE FLUID IS TO BE PUMPED, A CONTAINER ADAPTED TO BE LOWERED IN SAID WELL, AN IGNITABLE MATERIAL WITHIN SAID CONTAINER CAPABLE UPON IGNITION OF GENERATING GAS WITHIN SAID WELL, MEANS FOR RELEASING GAS FROM SAID CONTAINER TO MINGLE WITH FLUID IN THE WELL AND FLUID ACTUATED MEANS FOR EFFECTING IGNITION OF SAID MATERIAL DOWN IN SAID
Claim 2
Dependent Claim
85 words
FLUID INJECTION APPARATUS FOR A WELL COMPRISING, SURFACE PUMPING MEANS OPERABLE TO PUMP FLUID INTO THE WELL, MEANS FOR ISOLATING A ZONE IN SAID WELL INTO WHICH ISOLATED ZONE FLUID IS TO BE PUMPED, A CONTAINER ADAPTED TO BE LOWERED IN SAID WELL, AN IGNITABLE MATERIAL WITHIN SAID CONTAINER CAPABLE UPON IGNITION OF GENERATING GAS WITHIN SAID WELL, MEANS FOR RELEASING GAS FROM SAID CONTAINER TO MINGLE WITH FLUID IN THE WELL AND FLUID ACTUATED MEANS FOR EFFECTING IGNITION OF SAID MATERIAL DOWN IN SAID
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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 |