US3401749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for moving wire-line tools through deviated well bores
Assignee: Dresser Industries Inc
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Filing: 1966-09-06
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Granted: 1968-09-17
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Expires: 1986-09-06
Abstract
No abstract record available.
Inventors
- 👤 Wilbur L Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:26
CPC Classifications
E; E21; E21B; E21B33/00; E21B33/02; E21B33/03; E21B33/068; E21B19/00; E21B19/22; E21B23/00; E21B23/14; E21B33/072
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
92 words
A METHOD OF MOVING A WIRE-LINE TOOL THROUGH A WELL BORE HAVING A DEVIATED PORTION, THE METHOD INCLUDING THE STEPS OF: EXTENDING THE WIRE-LINE THROUGH A LENGTH OF CONDUIT; CONNECTING THE TOOL TO THE WIRE-LINE ADJACENT ONE END OF THE CONDUIT; EXTENDING THE TOOL, WIRE-LINE AND CONDUIT INTO THE WELL BORE UNTIL THE TOOL IS DISPOSED IN THE DEVIATED PORTION OF THE WELL BORE; AND, APPLYING A FORCE TO THE TOOL THROUGH THE CONDUIT IN A DIRECTION TO MOVE THE TOOL, CONDUIT, AND WIRELINE ALONG THE DEVIATED PORTION OF THE WELL BORE.
Claim 2
Independent Claim
92 words
A METHOD OF MOVING A WIRE-LINE TOOL THROUGH A WELL BORE HAVING A DEVIATED PORTION, THE METHOD INCLUDING THE STEPS OF: EXTENDING THE WIRE-LINE THROUGH A LENGTH OF CONDUIT; CONNECTING THE TOOL TO THE WIRE-LINE ADJACENT ONE END OF THE CONDUIT; EXTENDING THE TOOL, WIRE-LINE AND CONDUIT INTO THE WELL BORE UNTIL THE TOOL IS DISPOSED IN THE DEVIATED PORTION OF THE WELL BORE; AND, APPLYING A FORCE TO THE TOOL THROUGH THE CONDUIT IN A DIRECTION TO MOVE THE TOOL, CONDUIT, AND WIRELINE ALONG THE DEVIATED PORTION OF THE WELL BORE.
Claim 3
Dependent Claim
84 words
APPARATUS USEFUL IN WELL BORES HAVING A DEVIATED PORTION, SAID APPARATUS INCLUDING: A RELATIVELY FLEXIBLE ELONGATED CONDUIT: A WIRE-LINE EXTENDING THROUGH THE INTERIOR OF SAID CONDUIT; A WELL TOOL CONNECTED WITH ONE END OF SAID WIRE-LINE AND ARRANGED TO BE ACTUATED THEREBY, SAID WELL TOOL BEING ENGAGEABLE WITH SAID CONDUIT; AND, FORCE APPLYING MEANS INCLUDING MEANS ON SAID CONDUIT FOR EXERTING A FORCE ON SAID TOOL TO INJECT SAID CONDUIT, WIRE-LINE, AND WELL TOOL INTO THE WELL BORE AND THROUGH THE DEVIATED PORTION THEREOF.
Claim 4
Dependent Claim
84 words
APPARATUS USEFUL IN WELL BORES HAVING A DEVIATED PORTION, SAID APPARATUS INCLUDING: A RELATIVELY FLEXIBLE ELONGATED CONDUIT: A WIRE-LINE EXTENDING THROUGH THE INTERIOR OF SAID CONDUIT; A WELL TOOL CONNECTED WITH ONE END OF SAID WIRE-LINE AND ARRANGED TO BE ACTUATED THEREBY, SAID WELL TOOL BEING ENGAGEABLE WITH SAID CONDUIT; AND, FORCE APPLYING MEANS INCLUDING MEANS ON SAID CONDUIT FOR EXERTING A FORCE ON SAID TOOL TO INJECT SAID CONDUIT, WIRE-LINE, AND WELL TOOL INTO THE WELL BORE AND THROUGH THE DEVIATED PORTION THEREOF.
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) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |