US3275300A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Well drilling apparatus
Assignee: IFP Energies nouvelles
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Filing: 1964-06-01
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Granted: 1966-09-27
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Expires: 1984-06-01
Abstract
No abstract record available.
Inventors
- 👤 Delacour Jacques
- 👤 Parola Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:53
CPC Classifications
E; E21; E21B; E21B19/00; E21B19/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
A SURFACE APPARATUS FOR HANDLING A DRILL STRING IN DRILLING BORE HOLES BY MEANS ON A WELL BORING MACHINE SUSPENDED ON A FLEXIBLE TUBING, AND COMPRISING IN COMBINATION SUBSTANTIALLY VERTICAL MAST MEANS POSITIONED AT SUBSTANTIALLY THE HEAD OF A BORE HOLE, AN ARCUATE ROLLERCARRYING FRAME PROVIDED WITH GROOVED ROLLERS, SAID FRAME BEING SLIDABLY MOUNTED BETWEEN SAID SUBSTANTIALLY VERTICAL MAST MEANS FOR MOVEMENT FROM AN UPPER POSITION TO A LOWER POSITION, MEANS FOR SO MOVING SAID FRAME, SAID FLEXIBLE TUBING EXTENDING OVER SAID FRAME SAID GROOVED ROLLERS AND CARRIED THEREBY, MEANS SUPPORTING SAID FRAME IN SAID LOWER POSITION TO RECEIVE THE FLEXIBLE TUBING VERTICALLY AND TANGENTIALLY FROM SAID BORE HOLE AND FOR DELIVERING IT HORIZONTALLY AND TANGENTIALLY TO A HORIZONTAL SUPPORT, MEANS ON SAID SUPPORT FOR LATERALLY GRIPPING SAID TUBING ON SAID SUPPORT AND MOVING IT HORIZONTALLY, SAID LAST NEAMED MEANS COMPRISING OPPOSED HORIZONTALLY OPERATING ENDLESS CHAIN MEANS HAVING A PATH THEREBETWEEN FOR SAID TUBING, MEANS FOR DRIVING SAID ENDLESS CHAIN MEANS AND REEL MEANS TO RECEIVE THE TUBING MOVED HORIZONTALLY BY SAID CHAIN GRIPPING AND MOVING MEANS.
Claim 2
Dependent Claim
177 words
A SURFACE APPARATUS FOR HANDLING A DRILL STRING IN DRILLING BORE HOLES BY MEANS ON A WELL BORING MACHINE SUSPENDED ON A FLEXIBLE TUBING, AND COMPRISING IN COMBINATION SUBSTANTIALLY VERTICAL MAST MEANS POSITIONED AT SUBSTANTIALLY THE HEAD OF A BORE HOLE, AN ARCUATE ROLLERCARRYING FRAME PROVIDED WITH GROOVED ROLLERS, SAID FRAME BEING SLIDABLY MOUNTED BETWEEN SAID SUBSTANTIALLY VERTICAL MAST MEANS FOR MOVEMENT FROM AN UPPER POSITION TO A LOWER POSITION, MEANS FOR SO MOVING SAID FRAME, SAID FLEXIBLE TUBING EXTENDING OVER SAID FRAME SAID GROOVED ROLLERS AND CARRIED THEREBY, MEANS SUPPORTING SAID FRAME IN SAID LOWER POSITION TO RECEIVE THE FLEXIBLE TUBING VERTICALLY AND TANGENTIALLY FROM SAID BORE HOLE AND FOR DELIVERING IT HORIZONTALLY AND TANGENTIALLY TO A HORIZONTAL SUPPORT, MEANS ON SAID SUPPORT FOR LATERALLY GRIPPING SAID TUBING ON SAID SUPPORT AND MOVING IT HORIZONTALLY, SAID LAST NEAMED MEANS COMPRISING OPPOSED HORIZONTALLY OPERATING ENDLESS CHAIN MEANS HAVING A PATH THEREBETWEEN FOR SAID TUBING, MEANS FOR DRIVING SAID ENDLESS CHAIN MEANS AND REEL MEANS TO RECEIVE THE TUBING MOVED HORIZONTALLY BY SAID CHAIN GRIPPING AND MOVING MEANS.
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) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |