DE60006972D1 - Hydraulische schere - Google Patents
Hydraulische schereInfo
- Publication number
- DE60006972D1 DE60006972D1 DE60006972T DE60006972T DE60006972D1 DE 60006972 D1 DE60006972 D1 DE 60006972D1 DE 60006972 T DE60006972 T DE 60006972T DE 60006972 T DE60006972 T DE 60006972T DE 60006972 D1 DE60006972 D1 DE 60006972D1
- Authority
- DE
- Germany
- Prior art keywords
- hydraulic scissors
- scissors
- hydraulic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
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
- E21B31/113—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars hydraulically-operated
- E21B31/1135—Jars with a hydraulic impedance mechanism, i.e. a restriction, for initially delaying escape of a restraining fluid
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Marine Sciences & Fisheries (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/388,568 US6290004B1 (en) | 1999-09-02 | 1999-09-02 | Hydraulic jar |
US388568 | 1999-09-02 | ||
PCT/US2000/020253 WO2001016460A1 (en) | 1999-09-02 | 2000-07-26 | Hydraulic jar |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60006972D1 true DE60006972D1 (de) | 2004-01-15 |
DE60006972T2 DE60006972T2 (de) | 2004-05-27 |
Family
ID=23534650
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60006972T Expired - Lifetime DE60006972T2 (de) | 1999-09-02 | 2000-07-26 | Hydraulische schere |
Country Status (5)
Country | Link |
---|---|
US (1) | US6290004B1 (de) |
EP (1) | EP1208283B1 (de) |
AU (1) | AU6237600A (de) |
DE (1) | DE60006972T2 (de) |
WO (1) | WO2001016460A1 (de) |
Families Citing this family (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6481495B1 (en) * | 2000-09-25 | 2002-11-19 | Robert W. Evans | Downhole tool with electrical conductor |
GB0115524D0 (en) * | 2001-06-26 | 2001-08-15 | Xl Technology Ltd | Conducting system |
US6655460B2 (en) * | 2001-10-12 | 2003-12-02 | Weatherford/Lamb, Inc. | Methods and apparatus to control downhole tools |
US7066263B1 (en) | 2002-08-27 | 2006-06-27 | Mouton David E | Tension multiplier jar apparatus and method of operation |
US6978842B2 (en) * | 2002-09-13 | 2005-12-27 | Schlumberger Technology Corporation | Volume compensated shifting tool |
US6675909B1 (en) | 2002-12-26 | 2004-01-13 | Jack A. Milam | Hydraulic jar |
US6866096B2 (en) * | 2003-03-27 | 2005-03-15 | Impact Selector, Inc. | E-line downhole jarring tool |
US7111678B2 (en) * | 2003-10-30 | 2006-09-26 | Impact Selector, Inc. | Field adjustable impact jar |
US6988551B2 (en) * | 2003-11-04 | 2006-01-24 | Evans Robert W | Jar with adjustable trigger load |
US7293614B2 (en) * | 2004-09-16 | 2007-11-13 | Halliburton Energy Services, Inc. | Multiple impact jar assembly and method |
US7395862B2 (en) | 2004-10-21 | 2008-07-08 | Bj Services Company | Combination jar and disconnect tool |
US7594551B1 (en) | 2005-12-12 | 2009-09-29 | Mouton David E | Downhole supercharger process |
US7775280B2 (en) * | 2006-11-10 | 2010-08-17 | Dwight Rose | Jars for wellbore operations |
US7832485B2 (en) | 2007-06-08 | 2010-11-16 | Schlumberger Technology Corporation | Riserless deployment system |
US7510008B2 (en) * | 2007-07-16 | 2009-03-31 | Evans Robert W | Method and apparatus for decreasing drag force of trigger mechanism |
US8499836B2 (en) * | 2007-10-11 | 2013-08-06 | Schlumberger Technology Corporation | Electrically activating a jarring tool |
WO2009085780A2 (en) * | 2007-12-20 | 2009-07-09 | Cameron International Corporation | System and method for snubbing under pressure |
US8540035B2 (en) | 2008-05-05 | 2013-09-24 | Weatherford/Lamb, Inc. | Extendable cutting tools for use in a wellbore |
CA2722612C (en) | 2008-05-05 | 2015-02-17 | Weatherford/Lamb, Inc. | Signal operated tools for milling, drilling, and/or fishing operations |
CN101493000B (zh) * | 2009-03-03 | 2012-01-11 | 西南石油大学 | 扭转震击器 |
US8011427B2 (en) * | 2009-06-03 | 2011-09-06 | Michael Shoyhetman | Double-acting jar |
US8443902B2 (en) * | 2009-06-23 | 2013-05-21 | Halliburton Energy Services, Inc. | Time-controlled release device for wireline conveyed tools |
US8418758B2 (en) * | 2009-08-04 | 2013-04-16 | Impact Selector, Inc. | Jarring tool with micro adjustment |
US8256509B2 (en) * | 2009-10-08 | 2012-09-04 | Halliburton Energy Services, Inc. | Compact jar for dislodging tools in an oil or gas well |
US8230912B1 (en) * | 2009-11-13 | 2012-07-31 | Thru Tubing Solutions, Inc. | Hydraulic bidirectional jar |
US8191626B2 (en) * | 2009-12-07 | 2012-06-05 | Impact Selector, Inc. | Downhole jarring tool |
US8225860B2 (en) * | 2009-12-07 | 2012-07-24 | Impact Selector, Inc. | Downhole jarring tool with reduced wear latch |
US8205690B2 (en) * | 2010-03-12 | 2012-06-26 | Evans Robert W | Dual acting locking jar |
EP2576963A2 (de) * | 2010-06-03 | 2013-04-10 | BP Corporation North America Inc. | Selektive steuerung von ladung, beschickung, kraftaufwand und/oder kraftausrichtung einer oder mehrerer schlagscheren |
US8312780B2 (en) | 2010-06-25 | 2012-11-20 | Mettler-Toledo Ag | Sampling device and method |
US8365617B2 (en) | 2010-06-25 | 2013-02-05 | Mettler-Toledo Ag | Sampling device |
US8695696B2 (en) | 2010-07-21 | 2014-04-15 | Lee Oilfield Services Ltd. | Jar with improved valve |
US9562419B2 (en) | 2010-10-06 | 2017-02-07 | Colorado School Of Mines | Downhole tools and methods for selectively accessing a tubular annulus of a wellbore |
WO2012048144A2 (en) | 2010-10-06 | 2012-04-12 | Colorado School Of Mines | Downhole tools and methods for selectively accessing a tubular annulus of a wellbore |
MX2013007714A (es) | 2010-12-30 | 2013-09-26 | Halliburton Energy Serv Inc | Percutor hidraulico/mecanico de orificio hermetico. |
US8550155B2 (en) | 2011-03-10 | 2013-10-08 | Thru Tubing Solutions, Inc. | Jarring method and apparatus using fluid pressure to reset jar |
US9103186B2 (en) | 2011-09-16 | 2015-08-11 | Impact Selector International, Llc | Sealed jar |
US9328567B2 (en) | 2012-01-04 | 2016-05-03 | Halliburton Energy Services, Inc. | Double-acting shock damper for a downhole assembly |
US9010812B2 (en) | 2012-03-07 | 2015-04-21 | Mettler-Toledo Autochem, Inc. | Reaction vessel probe adapter |
US9488010B2 (en) | 2012-03-26 | 2016-11-08 | Ashmin, Lc | Hammer drill |
NO336446B1 (no) * | 2012-06-22 | 2015-08-24 | Brilliant Oil Tools As | Omstillingsarrangement for kabeloperert slagrør |
US8657007B1 (en) | 2012-08-14 | 2014-02-25 | Thru Tubing Solutions, Inc. | Hydraulic jar with low reset force |
CN103015994B (zh) * | 2012-12-04 | 2015-06-10 | 中国海洋石油总公司 | 一种地层测试器的推靠解卡短节及装置 |
WO2014178825A1 (en) * | 2013-04-30 | 2014-11-06 | Halliburton Energy Services, Inc. | Jarring systems and methods of use |
US9644441B2 (en) | 2014-10-09 | 2017-05-09 | Impact Selector International, Llc | Hydraulic impact apparatus and methods |
AU2014302227B2 (en) * | 2013-06-26 | 2018-05-17 | Impact Selector International, Llc | Downhole-adjusting impact apparatus and methods |
US9631446B2 (en) | 2013-06-26 | 2017-04-25 | Impact Selector International, Llc | Impact sensing during jarring operations |
US9551199B2 (en) | 2014-10-09 | 2017-01-24 | Impact Selector International, Llc | Hydraulic impact apparatus and methods |
RU2544352C2 (ru) * | 2013-07-29 | 2015-03-20 | Общество с ограниченной ответственностью "Фирма "Радиус-Сервис" | Гидравлический бурильный яс двухстороннего действия |
US10408009B2 (en) | 2015-02-13 | 2019-09-10 | Robert W. Evans | Release lugs for a jarring device |
US10669800B2 (en) | 2015-02-13 | 2020-06-02 | Evans Engineering & Manufacturing Inc. | Release lugs for a jarring device |
US9951602B2 (en) | 2015-03-05 | 2018-04-24 | Impact Selector International, Llc | Impact sensing during jarring operations |
US10655415B2 (en) | 2015-06-03 | 2020-05-19 | Baker Hughes, A Ge Company, Llc | Multimodal tool jar |
CA2937251A1 (en) | 2015-07-31 | 2017-01-31 | ASDR Canada Inc. | Sound absorber for a drilling apparatus |
AU2017228311B2 (en) | 2016-02-29 | 2022-02-17 | Hydrashock, L.L.C. | Variable intensity and selective pressure activated jar |
EP3572616A1 (de) | 2018-05-07 | 2019-11-27 | Robert W. Evans | Freisetzungslaschen für eine einmachvorrichtung |
EP3643874A1 (de) | 2018-10-23 | 2020-04-29 | Robert W. Evans | Freisetzungslaschen für eine einmachvorrichtung |
US11414947B2 (en) | 2019-01-17 | 2022-08-16 | Robert W. Evans | Release mechanism for a jarring tool |
US11098549B2 (en) | 2019-12-31 | 2021-08-24 | Workover Solutions, Inc. | Mechanically locking hydraulic jar and method |
US11313194B2 (en) * | 2020-05-20 | 2022-04-26 | Saudi Arabian Oil Company | Retrieving a stuck downhole component |
US11585204B2 (en) | 2020-05-26 | 2023-02-21 | Heath Poulson | Crowding avoidance apparatus and method |
US11959666B2 (en) | 2021-08-26 | 2024-04-16 | Colorado School Of Mines | System and method for harvesting geothermal energy from a subterranean formation |
Family Cites Families (113)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE23354E (en) | 1951-04-10 | |||
USRE15760E (en) | 1924-02-12 | kammerdiner | ||
US2499695A (en) | 1947-03-18 | 1950-03-07 | Lynn W Storm | Jar |
US2551868A (en) | 1948-02-02 | 1951-05-08 | Brady Kenneth | Hydraulic jar |
US2659576A (en) | 1950-12-19 | 1953-11-17 | Bowen Co Of Texas Inc | Combination jar and equalizer |
US2801595A (en) | 1956-11-16 | 1957-08-06 | Knabe Norbert Nick | Insert pump for wells |
US2915289A (en) | 1957-06-25 | 1959-12-01 | Richard R Lawrence | Combined jar and safety joint |
US2989132A (en) | 1958-03-12 | 1961-06-20 | Catherine A Sutliff | Hydraulic oil well jar |
US3145787A (en) | 1961-12-21 | 1964-08-25 | Jersey Prod Res Co | Rotary and input drilling apparatus |
US3208541A (en) | 1962-01-29 | 1965-09-28 | Richard R Lawrence | Spring biased well jar |
US3251426A (en) | 1963-05-16 | 1966-05-17 | Schlumberger Well Surv Corp | Well jar systems |
US3268003A (en) | 1963-09-18 | 1966-08-23 | Shell Oil Co | Method of releasing stuck pipe from wells |
US3285353A (en) | 1964-03-11 | 1966-11-15 | Schlumberger Well Surv Corp | Hydraulic jarring tool |
US3307636A (en) | 1964-06-29 | 1967-03-07 | Blanc Joseph V Le | Jarring tool |
US3233690A (en) | 1964-09-02 | 1966-02-08 | Richard R Lawrence | Flexible well jar |
US3343606A (en) | 1965-02-11 | 1967-09-26 | Otis Eng Co | Well tools |
US3361220A (en) | 1965-03-17 | 1968-01-02 | Bassinger Tool Company | Jarring or drilling mechanism |
US3316986A (en) | 1965-03-22 | 1967-05-02 | Exxon Production Research Co | Rotary jar-type well tool |
FR1454425A (fr) | 1965-06-02 | 1966-02-11 | Nouveau type de pompe à piston à débit réversible et variable | |
US3342266A (en) | 1965-06-21 | 1967-09-19 | Schlumberger Technology Corp | Methods and apparatus for freeing stuck tools |
US3360060A (en) | 1965-08-18 | 1967-12-26 | John C Kinley | Tension jarring tool with tension assembly |
US3371730A (en) | 1965-09-20 | 1968-03-05 | James L. Newman | Mechanical drilling jar |
US3349858A (en) | 1965-10-14 | 1967-10-31 | Baker Oil Tools Inc | Hydraulic jarring apparatus having a restricted flow path from its chamber with constant flow regulator means |
US3385384A (en) | 1966-03-14 | 1968-05-28 | Rowe A. Plunk | Hydraulic jar |
US3406770A (en) | 1966-06-27 | 1968-10-22 | Roy L Arterbury | Jarring tool |
US3417822A (en) | 1966-07-29 | 1968-12-24 | Tri State Oil Tools Inc | Fishing method and apparatus |
US3399740A (en) | 1966-08-18 | 1968-09-03 | Halliburton Co | Hydraulic jarring tool for use in wells |
US3392795A (en) | 1966-08-22 | 1968-07-16 | Cecil B. Greer | Hydraulic jar |
US3399741A (en) | 1967-02-24 | 1968-09-03 | Schlumberger Technology Corp | Well jar |
US3461962A (en) | 1967-06-22 | 1969-08-19 | James W Harrington | Pipe string fill-up tool |
US3429389A (en) | 1967-12-14 | 1969-02-25 | Burchus Q Barrington | Pressure maintenance mechanism for hydraulic jar tool and mode of operation thereof |
US3446283A (en) | 1968-01-02 | 1969-05-27 | August B Baumstimler | Method and apparatus for simultaneously cleaning a well and removing a downhole tool |
US3562807A (en) | 1968-09-20 | 1971-02-09 | Bowen Tools Inc | Hydraulic jars |
US3539025A (en) | 1969-08-14 | 1970-11-10 | Wayne N Sutliff | Apparatus for the sumultaneous application to an oil well fish of the direct strain of a drill string and an independent jarring blow |
US3566981A (en) | 1969-09-15 | 1971-03-02 | Schlumberger Technology Corp | Hydraulic drilling jar |
US3660990A (en) | 1970-02-27 | 1972-05-09 | Donald L Zerb | Vibration damper |
US3642069A (en) | 1970-09-28 | 1972-02-15 | Otis Eng Co | Jar stroke accelerator for pumpdown well tool |
US3651867A (en) | 1970-10-05 | 1972-03-28 | August B Baumstimler | Combination well clean-out tool and jar |
US3685598A (en) | 1970-10-20 | 1972-08-22 | Schlumberger Technology Corp | Mechanical jar having an adjustable tripping load |
US3685599A (en) | 1970-10-20 | 1972-08-22 | Schlumberger Technology Corp | Mechanical jar |
US3658140A (en) | 1970-10-20 | 1972-04-25 | Schlumberger Technology Corp | Mechanical jar |
US3729058A (en) | 1970-10-21 | 1973-04-24 | Kajan Specialty Co Inc | Hydraulic jarring mechanism |
US3684042A (en) | 1970-12-11 | 1972-08-15 | Schlumberger Technology Corp | Well jar with externally operable trip release |
US3716109A (en) | 1971-02-22 | 1973-02-13 | Jarco Services Ltd | Rotary jar |
US3648786A (en) | 1971-04-12 | 1972-03-14 | Baker Oil Tools Inc | Subsurface fluid pressure reduction drilling apparatus |
US3800876A (en) | 1971-04-26 | 1974-04-02 | Tenneco Oil Co | Method for dislodging a pipe string |
US3768932A (en) | 1971-06-09 | 1973-10-30 | Sigma Np | Automatic double acting differential pump |
US3724576A (en) | 1971-07-06 | 1973-04-03 | Kajan Specialty Co Inc | Well impact tools |
USRE28768E (en) | 1971-08-12 | 1976-04-13 | Lee-Mason Tools Ltd. | Jarring and bumping tool for use in oilfield drilling strings |
US3804185A (en) | 1971-08-12 | 1974-04-16 | Mason Tools Ltd Lee | Jarring and bumping tool for use in oilfield drilling strings |
US3727685A (en) | 1971-11-15 | 1973-04-17 | Shell Oil Co | Method for thermally cutting tubing |
US3709478A (en) | 1971-12-23 | 1973-01-09 | J Kisling | Mechanical jar |
US3735827A (en) | 1972-03-15 | 1973-05-29 | Baker Oil Tools Inc | Down-hole adjustable hydraulic fishing jar |
US3880249A (en) | 1973-01-02 | 1975-04-29 | Edwin A Anderson | Jar for well strings |
US3797591A (en) | 1973-02-06 | 1974-03-19 | Baker Oil Tools Inc | Trigger mechanism for down-hole adjustable hydraulic fishing jar |
US3834471A (en) | 1973-03-12 | 1974-09-10 | Dresser Ind | Jarring tool |
US3837414A (en) | 1973-08-01 | 1974-09-24 | K Swindle | Jar-type drilling tool |
US3860076A (en) | 1973-08-28 | 1975-01-14 | Travis B White | Combination jar and releasing tool |
US3853187A (en) | 1974-02-07 | 1974-12-10 | J Downen | Duplex hydraulic-mechanical jar tool |
US3889766A (en) | 1974-04-04 | 1975-06-17 | Wayne N Sutliff | Deep well drilling jar |
US3994163A (en) | 1974-04-29 | 1976-11-30 | W. R. Grace & Co. | Stuck well pipe apparatus |
US3877530A (en) | 1974-06-21 | 1975-04-15 | Jim L Downen | Hydraulic drilling jar |
CA1005810A (en) | 1975-03-03 | 1977-02-22 | Jarco Services Ltd. | Drill string jarring and bumping tool with piston disconnect |
US3963081A (en) | 1975-04-24 | 1976-06-15 | Anderson Edwin A | Double acting mechanical jar |
US3955634A (en) | 1975-06-23 | 1976-05-11 | Bowen Tools, Inc. | Hydraulic well jar |
US3987858A (en) | 1975-06-23 | 1976-10-26 | Bowen Tools, Inc. | Hydromechanical drilling jar |
US4111271A (en) | 1975-08-15 | 1978-09-05 | Kajan Specialty Company, Inc. | Hydraulic jarring device |
US4007798A (en) | 1975-10-06 | 1977-02-15 | Otis Engineering Corporation | Hydraulic jar |
US4105082A (en) | 1975-12-08 | 1978-08-08 | Cheek Alton E | Jarring tool |
US4023630A (en) | 1976-01-14 | 1977-05-17 | Smith International, Inc. | Well jar having a time delay section |
US4004643A (en) | 1976-03-03 | 1977-01-25 | Newman James L | Mechanical drilling jar |
US4109736A (en) | 1976-06-11 | 1978-08-29 | Webb Derrel D | Double acting jar |
US4036312A (en) | 1976-09-13 | 1977-07-19 | Hycalog Inc. | Well jar |
FR2365687A1 (fr) | 1976-09-28 | 1978-04-21 | Schlumberger Prospection | Procede et dispositif pour determiner le point de coincement d'une colonne dans un forage |
US4124245A (en) | 1976-11-11 | 1978-11-07 | Rainer Kuenzel | Well tool |
US4098338A (en) | 1976-12-27 | 1978-07-04 | Kajan Specialty Company, Inc. | Jarring method and apparatus for well bore drilling |
US4081043A (en) | 1977-01-26 | 1978-03-28 | Christensen, Inc. | Hydraulic jars for bore hole drilling |
US4059167A (en) | 1977-02-04 | 1977-11-22 | Baker International Corporation | Hydraulic fishing jar having tandem piston arrangement |
US4142597A (en) | 1977-04-08 | 1979-03-06 | Otis Engineering Corporation | Mechanical detent jars |
US4113038A (en) | 1977-04-18 | 1978-09-12 | Clark George M | Drilling jar |
GB1600999A (en) | 1977-10-24 | 1981-10-21 | Wenzel K H | Hydraulic bumper jar |
US4186807A (en) | 1977-12-20 | 1980-02-05 | Downen Jim L | Optional up-blow, down-blow jar tool |
US4179002A (en) | 1978-08-25 | 1979-12-18 | Dresser Industries, Inc. | Variable hydraulic resistor jarring tool |
US4181186A (en) | 1978-09-05 | 1980-01-01 | Dresser Industries, Inc. | Sleeve valve hydraulic jar tool |
US4210214A (en) | 1978-10-06 | 1980-07-01 | Dresser Industries, Inc. | Temperature compensating hydraulic jarring tool |
CA1095499A (en) | 1979-02-20 | 1981-02-10 | Luther G. Reaugh | Hydraulic drill string jar |
US4211293A (en) | 1979-02-21 | 1980-07-08 | Dresser Industries, Inc. | Variable orifice sleeve valve hydraulic jar tool |
US4226289A (en) | 1979-04-27 | 1980-10-07 | Webb Derrel D | Independent one-way acting hydraulic jar sections for a rotary drill string |
US4241797A (en) | 1979-09-13 | 1980-12-30 | James P. Creaghan | Impact tool for dislodging stuck drill bits |
US4333542A (en) | 1980-01-31 | 1982-06-08 | Taylor William T | Downhole fishing jar mechanism |
US4341272A (en) | 1980-05-20 | 1982-07-27 | Marshall Joseph S | Method for freeing stuck drill pipe |
US4346770A (en) | 1980-10-14 | 1982-08-31 | Halliburton Company | Hydraulic jarring tool |
US4394883A (en) | 1980-11-03 | 1983-07-26 | Dailey Oil Tools, Inc. | Well jar |
US4361195A (en) | 1980-12-08 | 1982-11-30 | Evans Robert W | Double acting hydraulic mechanism |
US4376468A (en) | 1981-01-12 | 1983-03-15 | Clark George M | Drilling jar |
US4494615A (en) | 1981-10-23 | 1985-01-22 | Mustang Tripsaver, Inc. | Jarring tool |
US4566546A (en) | 1982-11-22 | 1986-01-28 | Evans Robert W | Single acting hydraulic fishing jar |
US4498548A (en) | 1983-06-20 | 1985-02-12 | Dailey Petroleum Services Corp. | Well jar incorporating elongate resilient vibration snubbers and mounting apparatus therefor |
US4582148A (en) | 1983-12-05 | 1986-04-15 | B. Walter Research Company, Ltd | Mechano-hydraulic double-acting drilling jar |
CA1221960A (en) * | 1985-02-20 | 1987-05-19 | Kenneth H. Wenzel | Latch-pin tripping mechanism for use in association with a mechanical drilling jar |
US4646830A (en) | 1985-04-22 | 1987-03-03 | Templeton Charles A | Mechanical jar |
DE3710919C1 (de) | 1987-04-01 | 1988-06-30 | Fluidtech Gmbh | Hydraulische Einkolbenpumpe fuer eine Handbetaetigung |
US4865125A (en) | 1988-09-09 | 1989-09-12 | Douglas W. Crawford | Hydraulic jar mechanism |
GB2224764B (en) | 1988-11-14 | 1993-03-10 | Otis Eng Co | Hydraulic up-down well jar and method of operating same |
US5123493A (en) | 1990-04-27 | 1992-06-23 | Wenzel Kenneth H | Valve used in a hydraulic drilling jar |
US5327982A (en) | 1990-12-06 | 1994-07-12 | Raytec, Inc. | Drill string jar apparatus |
US5170843A (en) | 1990-12-10 | 1992-12-15 | Taylor William T | Hydro-recocking down jar mechanism |
US5086853A (en) | 1991-03-15 | 1992-02-11 | Dailey Petroleum Services | Large bore hydraulic drilling jar |
US5232060A (en) | 1991-08-15 | 1993-08-03 | Evans Robert W | Double-acting accelerator for use with hydraulic drilling jars |
US5217070A (en) | 1992-05-06 | 1993-06-08 | Anderson Clifford J | Drill string jarring and bumping tool |
US5318139A (en) | 1993-04-29 | 1994-06-07 | Evans Robert W | Reduced waiting time hydraulic drilling jar |
US5507347A (en) | 1994-08-24 | 1996-04-16 | Estilette, Sr.; Felix F. | Method and apparatus for jarring |
US5624001A (en) | 1995-06-07 | 1997-04-29 | Dailey Petroleum Services Corp | Mechanical-hydraulic double-acting drilling jar |
-
1999
- 1999-09-02 US US09/388,568 patent/US6290004B1/en not_active Expired - Lifetime
-
2000
- 2000-07-26 WO PCT/US2000/020253 patent/WO2001016460A1/en active IP Right Grant
- 2000-07-26 EP EP00948959A patent/EP1208283B1/de not_active Expired - Lifetime
- 2000-07-26 DE DE60006972T patent/DE60006972T2/de not_active Expired - Lifetime
- 2000-07-26 AU AU62376/00A patent/AU6237600A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US6290004B1 (en) | 2001-09-18 |
WO2001016460A1 (en) | 2001-03-08 |
EP1208283A1 (de) | 2002-05-29 |
EP1208283B1 (de) | 2003-12-03 |
AU6237600A (en) | 2001-03-26 |
DE60006972T2 (de) | 2004-05-27 |
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