US3153451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for completing a well
Assignee: Individual
•
Filing: 1963-02-07
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Granted: 1964-10-20
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Expires: 1983-02-07
Abstract
No abstract record available.
Inventors
- 👤 Forrest E Chancellor
- 👤 Robert O Chancellor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:09
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/02; E21B43/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
AN APPARATUS FOR GRAVEL PACKING A WELL HOLE BELOW A CASING INSTALLED IN SAID HOLE, SAID APPARATUS COMPRISING: A LINER HANGER MOUNTED IN A LOWER PORTION OF SAID CASING AND HAVING GRAVEL SUSPENSION PORT MEANS; A PERFORATED WELL LINER SUSPENDED FROM SAID HANGER; A GRAVEL PACKING TOOL ADAPTED TO BE SUSPENDED ON A RUNNING-IN STRING AND INSERTED DOWNWARDLY WITHIN SAID LINER, SAID TOOL HAVING A STINGER PIPE AXIALLY SUSPENDED THEREFROM AND TERMINATING NEAR THE LOWER END OF SAID LINER; UPPER AND LOWER PACKERS ON SAID TOOL FOR PACKING OFF THE SPACE BETWEEN SAID TOOL AND SAID LINER HANGER ABOVE AND BELOW SAID SUSPENSION PORT MEANS IN SAID HANGER, THERE BEING AN AXIAL SUSPENSION PASSAGE AND AN AXIAL BY-PASS LIQUID PASSAGE IN SAID TOOL, SAID SUSPENSION PASSAGE CONNECTING SAID RUNNING-IN STRING WITH A SUSPENSION DISCHARGE PORT MEANS LOCATED BETWEEN SAID UPPER AND LOWER PACKERS, SAID BYPASS LIQUID PASSAGE CONNECTING SAID STINGER PIPE WITH A PORT OPENING LATERALLY FROM SAID TOOL INTO THE SPACE ABOVE SAID LINER HANGER BETWEEN SAID RUNNING-IN STRING AND SAID
Claim 2
Independent Claim
172 words
AN APPARATUS FOR GRAVEL PACKING A WELL HOLE BELOW A CASING INSTALLED IN SAID HOLE, SAID APPARATUS COMPRISING: A LINER HANGER MOUNTED IN A LOWER PORTION OF SAID CASING AND HAVING GRAVEL SUSPENSION PORT MEANS; A PERFORATED WELL LINER SUSPENDED FROM SAID HANGER; A GRAVEL PACKING TOOL ADAPTED TO BE SUSPENDED ON A RUNNING-IN STRING AND INSERTED DOWNWARDLY WITHIN SAID LINER, SAID TOOL HAVING A STINGER PIPE AXIALLY SUSPENDED THEREFROM AND TERMINATING NEAR THE LOWER END OF SAID LINER; UPPER AND LOWER PACKERS ON SAID TOOL FOR PACKING OFF THE SPACE BETWEEN SAID TOOL AND SAID LINER HANGER ABOVE AND BELOW SAID SUSPENSION PORT MEANS IN SAID HANGER, THERE BEING AN AXIAL SUSPENSION PASSAGE AND AN AXIAL BY-PASS LIQUID PASSAGE IN SAID TOOL, SAID SUSPENSION PASSAGE CONNECTING SAID RUNNING-IN STRING WITH A SUSPENSION DISCHARGE PORT MEANS LOCATED BETWEEN SAID UPPER AND LOWER PACKERS, SAID BYPASS LIQUID PASSAGE CONNECTING SAID STINGER PIPE WITH A PORT OPENING LATERALLY FROM SAID TOOL INTO THE SPACE ABOVE SAID LINER HANGER BETWEEN SAID RUNNING-IN STRING AND SAID
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) | 1967-10-20 | 1968-04-20 | 1968-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-20 | 1972-04-20 | 1972-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-20 | 1976-04-20 | 1976-10-20 | $7700.00 | Window Closed / Lapsed |