US3116793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Completion and working over of wells
Assignee: Jersey Production Research Co
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Filing: 1961-03-29
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Granted: 1964-01-07
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Expires: 1981-03-29
Abstract
No abstract record available.
Inventors
- 👤 Peter R Mcstravick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:16
CPC Classifications
B; B21; B21D; B21D3/00; B21D3/16; E; E21; E21B; E21B19/00; E21B19/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A METHOD FOR COMPLETING AND WORKING OVER A WELL UNDER PRESSURE HAVING A WELLHEAD IN WHICH A CONTINUOUS LENGTH OF COILED SUBSTANTIALLY INFLEXIBLE TUBING IS EMPLOYED WHICH COMPRISES UNCOILING SAID TUBING, LEADING SAID TUBING OVER A CONTINUOUS CURVILINEAR ROTATING SURFACE WHILE MAINTAINING PERIPHERAL CONTACT OF SAID TUBING WITH SAID CURVILINEAR SURFACE, DRIVING SAID CURVILINEAR SURFACE AND PROPELLING SAID TUBING TANGENTIALLY TO SAID CURVILINEAR SURFACE INTO SAID WELL WHILE AGAIN APPLYING PERIPHERAL CONTACT TO SAID TUBING IMMEDIATELY ADJACENT SAID WELLHEAD IN THE ABSENCE OF DRIVING FORCE, WHEREBY SAID TUBING IS STRAIGHTENED AS IT IS PROPELLED INTO SAID WELL SUCH THAT SAID
Claim 2
Independent Claim
100 words
A METHOD FOR COMPLETING AND WORKING OVER A WELL UNDER PRESSURE HAVING A WELLHEAD IN WHICH A CONTINUOUS LENGTH OF COILED SUBSTANTIALLY INFLEXIBLE TUBING IS EMPLOYED WHICH COMPRISES UNCOILING SAID TUBING, LEADING SAID TUBING OVER A CONTINUOUS CURVILINEAR ROTATING SURFACE WHILE MAINTAINING PERIPHERAL CONTACT OF SAID TUBING WITH SAID CURVILINEAR SURFACE, DRIVING SAID CURVILINEAR SURFACE AND PROPELLING SAID TUBING TANGENTIALLY TO SAID CURVILINEAR SURFACE INTO SAID WELL WHILE AGAIN APPLYING PERIPHERAL CONTACT TO SAID TUBING IMMEDIATELY ADJACENT SAID WELLHEAD IN THE ABSENCE OF DRIVING FORCE, WHEREBY SAID TUBING IS STRAIGHTENED AS IT IS PROPELLED INTO SAID WELL SUCH THAT SAID
References Cited (Backward Citations)
US2548616A
Cited
US2567009A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-06 | 1967-07-08 | 1968-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-06 | 1971-07-08 | 1972-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-06 | 1975-07-08 | 1976-01-07 | $7700.00 | Window Closed / Lapsed |