US3191677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for setting liners in tubing
Assignee: Expro Americas LLC
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Filing: 1963-04-29
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Granted: 1965-06-29
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Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Myron M Kinley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:20
CPC Classifications
E; E21; E21B; E21B29/00; E21B29/10; E21B43/00; E21B43/02; E21B43/10; E21B43/103; E21B43/105
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
113 words
THE METHOD OF REPAIRING TUBING IN A WELL UNDER PRESSURE WHICH INCLUDES THE STEPS OF LOWERING A RETRIEVABLE TUBING STOP THROUGH A LUBRICATOR INTO THE TUBING AND SETTING IT BENEATH THE POINT TO BE REPAIRED, THEN LOWERING A MALLEABLE LINER THROUGH THE LUBRICATOR INTO THE TUBING AND SETTING IT ON THE TUBING STOP, THEN LOWERING, ON A WIRE LINE, AN EXPLOSIVE JAR AND AN EXPANDER UNIT THROUGH THE LUBRICATOR INTO THE TUBING UNTIL THE EXPANDER UNIT IS IN PLACE ON THE LINER, MANIPULATING THE WIRE LINE TO CAUSE THE EXPLOSIVE JAR TO DELIVER A HAMMER BLOW UPON THE EXPANSER UNIT TO EXPAND A PORTION OF THE LINER INTO TIGHT ENGAGEMENT WITH THE TUBING.
Claim 2
Independent Claim
113 words
THE METHOD OF REPAIRING TUBING IN A WELL UNDER PRESSURE WHICH INCLUDES THE STEPS OF LOWERING A RETRIEVABLE TUBING STOP THROUGH A LUBRICATOR INTO THE TUBING AND SETTING IT BENEATH THE POINT TO BE REPAIRED, THEN LOWERING A MALLEABLE LINER THROUGH THE LUBRICATOR INTO THE TUBING AND SETTING IT ON THE TUBING STOP, THEN LOWERING, ON A WIRE LINE, AN EXPLOSIVE JAR AND AN EXPANDER UNIT THROUGH THE LUBRICATOR INTO THE TUBING UNTIL THE EXPANDER UNIT IS IN PLACE ON THE LINER, MANIPULATING THE WIRE LINE TO CAUSE THE EXPLOSIVE JAR TO DELIVER A HAMMER BLOW UPON THE EXPANSER UNIT TO EXPAND A PORTION OF THE LINER INTO TIGHT ENGAGEMENT WITH THE TUBING.
Claim 3
Dependent Claim
127 words
APPARATUS FOR SECURING A MALLEABLE LINER IN TUBING IN A WELL INCLUDING THE COMBINATION OF A WIRE LINE, AN EXPLOSIVE AR CONNECTED TO AND SUSPENDED ON THE WIRE LINE, AND A RETRIEVABLE EXPANSER UNIT CONNECTED TO AND SUSPENDED BY THE EXPLOSIVE JAR, SAID EXPLOSIVE JAR HAVING AN EXPLOSIVE CHARGE, A FIRING PIN AND CAP FOR FIRING THE CHARGE, MEANS FOR ACTUATING SAID FIRING PIN IN RESPONSE TO MANIPULATION OF SAID WIRE LINE, AND AN EXPLOSIVE ACTUATED HAMMER, AND SAID EXPANSER UNIT HAVING AN ANVIL ADAPTED TO RECEIVE BLOWS FROM SAID HAMMER AND AN EXPANSER ACTUATED BY SAID ANVIL, THE ARRANGEMENT BEING SUCH THAT AS A BLOW IS DELIVERED TO SAID ANVIL THE EXPANDER FORCES A PORTION OF THE LINER OUTWARDLY RADIALLY INTO TIGHT ENGAGEMENT WITH THE TUBING.
Claim 4
Dependent Claim
127 words
APPARATUS FOR SECURING A MALLEABLE LINER IN TUBING IN A WELL INCLUDING THE COMBINATION OF A WIRE LINE, AN EXPLOSIVE AR CONNECTED TO AND SUSPENDED ON THE WIRE LINE, AND A RETRIEVABLE EXPANSER UNIT CONNECTED TO AND SUSPENDED BY THE EXPLOSIVE JAR, SAID EXPLOSIVE JAR HAVING AN EXPLOSIVE CHARGE, A FIRING PIN AND CAP FOR FIRING THE CHARGE, MEANS FOR ACTUATING SAID FIRING PIN IN RESPONSE TO MANIPULATION OF SAID WIRE LINE, AND AN EXPLOSIVE ACTUATED HAMMER, AND SAID EXPANSER UNIT HAVING AN ANVIL ADAPTED TO RECEIVE BLOWS FROM SAID HAMMER AND AN EXPANSER ACTUATED BY SAID ANVIL, THE ARRANGEMENT BEING SUCH THAT AS A BLOW IS DELIVERED TO SAID ANVIL THE EXPANDER FORCES A PORTION OF THE LINER OUTWARDLY RADIALLY INTO TIGHT ENGAGEMENT WITH THE TUBING.
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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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |