NL8120371A - - Google Patents
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- Publication number
- NL8120371A NL8120371A NL8120371A NL8120371A NL8120371A NL 8120371 A NL8120371 A NL 8120371A NL 8120371 A NL8120371 A NL 8120371A NL 8120371 A NL8120371 A NL 8120371A NL 8120371 A NL8120371 A NL 8120371A
- Authority
- NL
- Netherlands
- Prior art keywords
- mandrel
- buffers
- drill
- sleeve
- ring
- Prior art date
Links
- 239000000872 buffer Substances 0.000 claims description 73
- 238000009527 percussion Methods 0.000 claims description 70
- 239000012530 fluid Substances 0.000 claims description 38
- 238000005553 drilling Methods 0.000 claims description 32
- 239000007788 liquid Substances 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 claims description 4
- 239000005060 rubber Substances 0.000 claims description 4
- 229920003051 synthetic elastomer Polymers 0.000 claims description 4
- 239000005061 synthetic rubber Substances 0.000 claims description 4
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims description 3
- 230000002411 adverse Effects 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 230000007246 mechanism Effects 0.000 description 13
- 230000006378 damage Effects 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 6
- 238000012856 packing Methods 0.000 description 6
- 238000005452 bending Methods 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 239000012858 resilient material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000254 damaging effect Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 230000009974 thixotropic effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/107—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49718—Repairing
- Y10T29/49732—Repairing by attaching repair preform, e.g., remaking, restoring, or patching
- Y10T29/49734—Repairing by attaching repair preform, e.g., remaking, restoring, or patching and removing damaged material
- Y10T29/49735—Mechanically attaching preform with separate fastener
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Marine Sciences & Fisheries (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Percussive Tools And Related Accessories (AREA)
- Drilling And Boring (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/203,527 US4394883A (en) | 1980-11-03 | 1980-11-03 | Well jar |
| US20352780 | 1980-11-03 | ||
| US8101264 | 1981-10-05 | ||
| PCT/US1981/001264 WO1982001569A1 (en) | 1980-11-03 | 1981-10-05 | Well jar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8120371A true NL8120371A (pt) | 1982-09-01 |
Family
ID=22754347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8120371A NL8120371A (pt) | 1980-11-03 | 1981-10-05 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4394883A (pt) |
| EP (1) | EP0065523A4 (pt) |
| JP (1) | JPS57501683A (pt) |
| CA (1) | CA1167433A (pt) |
| DD (1) | DD200907A5 (pt) |
| DE (1) | DE3152495T1 (pt) |
| GB (1) | GB2097452A (pt) |
| IT (1) | IT8149598A0 (pt) |
| NL (1) | NL8120371A (pt) |
| NO (1) | NO822161L (pt) |
| WO (1) | WO1982001569A1 (pt) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4498548A (en) * | 1983-06-20 | 1985-02-12 | Dailey Petroleum Services Corp. | Well jar incorporating elongate resilient vibration snubbers and mounting apparatus therefor |
| US4665998A (en) * | 1985-01-31 | 1987-05-19 | Eastman Whipstock, Inc. | Mechanical well jar |
| US4715454A (en) * | 1986-06-03 | 1987-12-29 | Teng Chuan C | Mechanical directional drilling jar with swivel means |
| US5033557A (en) * | 1990-05-07 | 1991-07-23 | Anadrill, Inc. | Hydraulic drilling jar |
| US5566772A (en) * | 1995-03-24 | 1996-10-22 | Davis-Lynch, Inc. | Telescoping casing joint for landing a casting string in a well bore |
| US5624001A (en) * | 1995-06-07 | 1997-04-29 | Dailey Petroleum Services Corp | Mechanical-hydraulic double-acting drilling jar |
| US6290004B1 (en) | 1999-09-02 | 2001-09-18 | Robert W. Evans | Hydraulic jar |
| US6481495B1 (en) | 2000-09-25 | 2002-11-19 | Robert W. Evans | Downhole tool with electrical conductor |
| US10337296B2 (en) * | 2014-10-14 | 2019-07-02 | Red Willow Production Company | Gas lift assembly |
| GB2540951B (en) * | 2015-07-31 | 2017-08-30 | Bulroc (Uk) Ltd | DTH Hammer |
| US20240117698A1 (en) * | 2022-10-11 | 2024-04-11 | Halliburton Energy Services, Inc. | Integration of Stored Kinetic Energy in Downhole Electrical Interval Control Valves |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2754160A (en) * | 1956-07-10 | Well apparatus | ||
| US2023266A (en) * | 1934-01-09 | 1935-12-03 | Goodrich Co B F | Protected shafting |
| US2613917A (en) * | 1948-04-14 | 1952-10-14 | California Research Corp | Turbine-impact drill |
| US2740651A (en) * | 1951-03-10 | 1956-04-03 | Exxon Research Engineering Co | Resiliently coupled drill bit |
| US2847260A (en) * | 1956-08-20 | 1958-08-12 | Stephen V Dillon | Rod stabilizer device for wells |
| US2991837A (en) * | 1957-05-29 | 1961-07-11 | California Research Corp | Turbo drill thrust bearings |
| US3080926A (en) * | 1961-04-06 | 1963-03-12 | Weatherford Oil Tool Company I | Casing centralizer with replaceable wings |
| US3208541A (en) * | 1962-01-29 | 1965-09-28 | Richard R Lawrence | Spring biased well jar |
| US3233690A (en) * | 1964-09-02 | 1966-02-08 | Richard R Lawrence | Flexible well jar |
| US3323326A (en) * | 1965-08-02 | 1967-06-06 | John A Vertson | Well drilling shock absorber |
| CA1021966A (en) * | 1975-04-01 | 1977-12-06 | Clifford Anderson | Spline mechanism for drill tools |
-
1980
- 1980-11-03 US US06/203,527 patent/US4394883A/en not_active Expired - Lifetime
-
1981
- 1981-08-18 CA CA000384108A patent/CA1167433A/en not_active Expired
- 1981-10-05 GB GB8217940A patent/GB2097452A/en not_active Withdrawn
- 1981-10-05 NL NL8120371A patent/NL8120371A/nl unknown
- 1981-10-05 EP EP19810902708 patent/EP0065523A4/en not_active Withdrawn
- 1981-10-05 JP JP56503241A patent/JPS57501683A/ja active Pending
- 1981-10-05 WO PCT/US1981/001264 patent/WO1982001569A1/en not_active Application Discontinuation
- 1981-10-05 DE DE813152495T patent/DE3152495T1/de not_active Withdrawn
- 1981-10-30 IT IT8149598A patent/IT8149598A0/it unknown
- 1981-11-03 DD DD81234589A patent/DD200907A5/de unknown
-
1982
- 1982-06-25 NO NO822161A patent/NO822161L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA1167433A (en) | 1984-05-15 |
| US4394883A (en) | 1983-07-26 |
| DD200907A5 (de) | 1983-06-22 |
| DE3152495T1 (de) | 1983-11-17 |
| WO1982001569A1 (en) | 1982-05-13 |
| EP0065523A1 (en) | 1982-12-01 |
| JPS57501683A (pt) | 1982-09-16 |
| IT8149598A0 (it) | 1981-10-30 |
| NO822161L (no) | 1982-06-25 |
| EP0065523A4 (en) | 1984-08-08 |
| GB2097452A (en) | 1982-11-03 |
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