EA015156B1 - Устройство для захвата трубы на буровой установке - Google Patents
Устройство для захвата трубы на буровой установке Download PDFInfo
- Publication number
- EA015156B1 EA015156B1 EA200870051A EA200870051A EA015156B1 EA 015156 B1 EA015156 B1 EA 015156B1 EA 200870051 A EA200870051 A EA 200870051A EA 200870051 A EA200870051 A EA 200870051A EA 015156 B1 EA015156 B1 EA 015156B1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- pipe
- fluid
- gripping
- actuator
- gripper
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title description 19
- 239000012530 fluid Substances 0.000 claims description 167
- 230000007246 mechanism Effects 0.000 claims description 43
- 238000012544 monitoring process Methods 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 4
- 239000004568 cement Substances 0.000 description 41
- 230000000712 assembly Effects 0.000 description 34
- 238000000429 assembly Methods 0.000 description 34
- 238000000034 method Methods 0.000 description 27
- 230000033001 locomotion Effects 0.000 description 15
- 238000010586 diagram Methods 0.000 description 13
- 210000002445 nipple Anatomy 0.000 description 13
- 239000012190 activator Substances 0.000 description 9
- 238000004891 communication Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 230000002269 spontaneous effect Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 238000003032 molecular docking Methods 0.000 description 5
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- 238000007906 compression Methods 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
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- 230000005355 Hall effect Effects 0.000 description 1
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- 230000003213 activating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- -1 but not limited to Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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- 230000001960 triggered effect Effects 0.000 description 1
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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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
- E21B33/04—Casing heads; Suspending casings or tubings in well heads
- E21B33/05—Cementing-heads, e.g. having provision for introducing cementing plugs
-
- 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints
- E21B19/165—Control or monitoring arrangements therefor
-
- 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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
- E21B33/14—Methods or devices for cementing, for plugging holes, crevices or the like for cementing casings into boreholes
- E21B33/16—Methods or devices for cementing, for plugging holes, crevices or the like for cementing casings into boreholes using plugs for isolating cement charge; Plugs therefor
- E21B33/165—Cementing plugs specially adapted for being released down-hole
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Manipulator (AREA)
- Fluid-Pressure Circuits (AREA)
- Specific Conveyance Elements (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Punching Or Piercing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US74945105P | 2005-12-12 | 2005-12-12 | |
| PCT/US2006/061945 WO2007070805A2 (en) | 2005-12-12 | 2006-12-12 | Apparatus for gripping a tubular on a drilling rig |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EA200870051A1 EA200870051A1 (ru) | 2008-10-30 |
| EA015156B1 true EA015156B1 (ru) | 2011-06-30 |
Family
ID=38124138
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EA200870051A EA015156B1 (ru) | 2005-12-12 | 2006-12-12 | Устройство для захвата трубы на буровой установке |
| EA201100260A EA022508B1 (ru) | 2005-12-12 | 2006-12-12 | Устройство для захвата трубы на буровой установке |
| EA201500372A EA201500372A1 (ru) | 2005-12-12 | 2006-12-12 | Устройство для захвата трубы на буровой установке |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EA201100260A EA022508B1 (ru) | 2005-12-12 | 2006-12-12 | Устройство для захвата трубы на буровой установке |
| EA201500372A EA201500372A1 (ru) | 2005-12-12 | 2006-12-12 | Устройство для захвата трубы на буровой установке |
Country Status (11)
| Country | Link |
|---|---|
| EP (7) | EP2322755A3 (de) |
| CN (3) | CN101365860B (de) |
| AT (1) | ATE464455T1 (de) |
| AU (4) | AU2006325824B2 (de) |
| BR (1) | BRPI0619754B8 (de) |
| CA (3) | CA2768010C (de) |
| DE (1) | DE602006013702D1 (de) |
| DK (1) | DK2284357T3 (de) |
| EA (3) | EA015156B1 (de) |
| NO (5) | NO333092B1 (de) |
| WO (1) | WO2007070805A2 (de) |
Families Citing this family (51)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7874352B2 (en) | 2003-03-05 | 2011-01-25 | Weatherford/Lamb, Inc. | Apparatus for gripping a tubular on a drilling rig |
| DE602006013702D1 (de) * | 2005-12-12 | 2010-05-27 | Weatherford Lamb | Vorrichtung zum zugriff auf eine röhre auf einer bohrvorrichtung |
| US7784834B2 (en) * | 2007-03-28 | 2010-08-31 | Varco I/P, Inc. | Clamp apparatus for threadedly connected tubulars |
| US7963323B2 (en) | 2007-12-06 | 2011-06-21 | Schlumberger Technology Corporation | Technique and apparatus to deploy a cement plug in a well |
| EP2957708B1 (de) * | 2007-12-12 | 2018-01-31 | Weatherford Technology Holdings, LLC | Kopfantriebssystem |
| EP3070256B1 (de) * | 2008-05-02 | 2019-01-23 | Weatherford Technology Holdings, LLC | Ausfüll- und zirkulationswerkzeug und mudsaver-ventil |
| CA2722544C (en) * | 2008-05-02 | 2013-10-15 | Weatherford/Lamb, Inc. | Tubular handling apparatus |
| CA2722543C (en) * | 2008-05-02 | 2014-11-04 | Weatherford/Lamb, Inc. | Apparatus and methods for wedge lock prevention |
| US8720541B2 (en) | 2008-06-26 | 2014-05-13 | Canrig Drilling Technology Ltd. | Tubular handling device and methods |
| CN102089492B (zh) * | 2008-07-18 | 2014-04-30 | 诺埃提克技术公司 | 为夹持工具提供改进操作范围的夹具扩展联动装置及用法 |
| DK3176363T5 (en) * | 2010-12-17 | 2019-01-21 | Weatherford Tech Holdings Llc | PIPE MANAGEMENT SYSTEM INCLUDING AN ELECTRONIC CONTROL SYSTEM |
| BR112013016804A2 (pt) * | 2010-12-30 | 2016-09-27 | Canrig Drilling Tech Ltd | dispositivo de manipulação de elemento tubular e métodos |
| CN102383741B (zh) * | 2011-07-30 | 2014-03-12 | 徐州盾安重工机械制造有限公司 | 全套管全回转钻机用套管夹紧装置 |
| CN104131790B (zh) * | 2013-05-04 | 2018-04-10 | 江苏康群科技发展有限公司 | 回转式变径油管夹紧器 |
| CN103291234B (zh) * | 2013-06-03 | 2015-06-10 | 中国海洋石油总公司 | 新型的水下水平连接器安装工具的二次锁紧机构 |
| EP2881535B1 (de) * | 2013-12-06 | 2019-10-02 | Weatherford Technology Holdings, LLC | Handhabungswerkzeug für Rohre |
| NO339203B1 (no) * | 2013-12-20 | 2016-11-14 | Odfjell Well Services Norway As | Foringsrørverktøy |
| US9765579B2 (en) * | 2013-12-23 | 2017-09-19 | Tesco Corporation | Tubular stress measurement system and method |
| US9952119B2 (en) | 2014-03-18 | 2018-04-24 | Canrig Drilling Technology Ltd. | System for operating a top drive assembly for subterranean operations |
| CN104481392B (zh) * | 2014-12-04 | 2016-06-01 | 连云港黄海勘探技术有限公司 | 立轴岩心钻机双卡盘交替倒杆装置 |
| US10626683B2 (en) | 2015-08-11 | 2020-04-21 | Weatherford Technology Holdings, Llc | Tool identification |
| US10465457B2 (en) | 2015-08-11 | 2019-11-05 | Weatherford Technology Holdings, Llc | Tool detection and alignment for tool installation |
| BR112018003130A2 (pt) | 2015-08-20 | 2018-09-18 | Weatherford Tech Holdings Llc | sistema de unidade de acionamento superior e método para calcular o torque aplicado a um sistema de unidade de acionamento superior |
| US10323484B2 (en) | 2015-09-04 | 2019-06-18 | Weatherford Technology Holdings, Llc | Combined multi-coupler for a top drive and a method for using the same for constructing a wellbore |
| EP3347559B1 (de) | 2015-09-08 | 2021-06-09 | Weatherford Technology Holdings, LLC | Generator für kopfantriebseinheit |
| US10590744B2 (en) | 2015-09-10 | 2020-03-17 | Weatherford Technology Holdings, Llc | Modular connection system for top drive |
| CN105507840B (zh) * | 2015-12-31 | 2018-08-14 | 徐州徐工基础工程机械有限公司 | 一种转盘钻机用事故处理装置 |
| US10167671B2 (en) | 2016-01-22 | 2019-01-01 | Weatherford Technology Holdings, Llc | Power supply for a top drive |
| US11162309B2 (en) | 2016-01-25 | 2021-11-02 | Weatherford Technology Holdings, Llc | Compensated top drive unit and elevator links |
| CN106121508B (zh) * | 2016-06-24 | 2019-11-26 | 三一重型能源装备有限公司 | 用于回转件的锁紧方法、锁紧装置、顶驱设备和钻机 |
| CN106193000B (zh) * | 2016-08-26 | 2018-04-20 | 中铁一局集团有限公司 | 液压全回转套管钻机 |
| US10704364B2 (en) | 2017-02-27 | 2020-07-07 | Weatherford Technology Holdings, Llc | Coupler with threaded connection for pipe handler |
| US10954753B2 (en) | 2017-02-28 | 2021-03-23 | Weatherford Technology Holdings, Llc | Tool coupler with rotating coupling method for top drive |
| US11131151B2 (en) | 2017-03-02 | 2021-09-28 | Weatherford Technology Holdings, Llc | Tool coupler with sliding coupling members for top drive |
| US10480247B2 (en) | 2017-03-02 | 2019-11-19 | Weatherford Technology Holdings, Llc | Combined multi-coupler with rotating fixations for top drive |
| US10443326B2 (en) | 2017-03-09 | 2019-10-15 | Weatherford Technology Holdings, Llc | Combined multi-coupler |
| US10247246B2 (en) | 2017-03-13 | 2019-04-02 | Weatherford Technology Holdings, Llc | Tool coupler with threaded connection for top drive |
| US10711574B2 (en) | 2017-05-26 | 2020-07-14 | Weatherford Technology Holdings, Llc | Interchangeable swivel combined multicoupler |
| CN106990042A (zh) * | 2017-06-01 | 2017-07-28 | 中国石油大学(华东) | 一种固井界面粘结力测定装置 |
| US10526852B2 (en) | 2017-06-19 | 2020-01-07 | Weatherford Technology Holdings, Llc | Combined multi-coupler with locking clamp connection for top drive |
| US10544631B2 (en) | 2017-06-19 | 2020-01-28 | Weatherford Technology Holdings, Llc | Combined multi-coupler for top drive |
| US10355403B2 (en) | 2017-07-21 | 2019-07-16 | Weatherford Technology Holdings, Llc | Tool coupler for use with a top drive |
| US10527104B2 (en) | 2017-07-21 | 2020-01-07 | Weatherford Technology Holdings, Llc | Combined multi-coupler for top drive |
| US10745978B2 (en) | 2017-08-07 | 2020-08-18 | Weatherford Technology Holdings, Llc | Downhole tool coupling system |
| US11047175B2 (en) | 2017-09-29 | 2021-06-29 | Weatherford Technology Holdings, Llc | Combined multi-coupler with rotating locking method for top drive |
| US11441412B2 (en) | 2017-10-11 | 2022-09-13 | Weatherford Technology Holdings, Llc | Tool coupler with data and signal transfer methods for top drive |
| US10704342B2 (en) * | 2018-05-21 | 2020-07-07 | 2M-Tek, Inc. | Hydraulic actuator with integral torque turn monitoring |
| CN110159220A (zh) * | 2019-07-01 | 2019-08-23 | 承德市开发区富泉石油机械有限公司 | 石油行业井口设备快速连接装置 |
| CN111963091B (zh) * | 2020-08-05 | 2022-08-12 | 宝鸡金辉石油机械有限公司 | 一种井口设备快速插拔装置 |
| CN115075737B (zh) * | 2022-06-06 | 2023-03-10 | 浙江大学 | 一种自钻冻结式复合钻具及其使用方法 |
| CN116291298B (zh) * | 2023-04-24 | 2023-10-03 | 阜宁县宏达石化机械有限公司 | 具有防错位结构的完井封隔器 |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3680412A (en) * | 1969-12-03 | 1972-08-01 | Gardner Denver Co | Joint breakout mechanism |
| US4529045A (en) * | 1984-03-26 | 1985-07-16 | Varco International, Inc. | Top drive drilling unit with rotatable pipe support |
| US5433279A (en) * | 1993-07-20 | 1995-07-18 | Tessari; Robert M. | Portable top drive assembly |
| US5806589A (en) * | 1996-05-20 | 1998-09-15 | Lang; Duane | Apparatus for stabbing and threading a drill pipe safety valve |
| WO2001069034A2 (en) * | 2000-03-14 | 2001-09-20 | Weatherford/Lamb, Inc. | Wellbore circulation system, kelly bushing, kelly and tong |
| WO2001079652A1 (en) * | 2000-04-17 | 2001-10-25 | Weatherford/Lamb, Inc. | Top drive for casing connection |
| US20030221871A1 (en) * | 2002-05-30 | 2003-12-04 | Gray Eot, Inc. | Drill pipe connecting and disconnecting apparatus |
| WO2004101417A2 (en) * | 2003-05-15 | 2004-11-25 | Mechlift As | Internal running elevator |
| WO2005090740A1 (en) * | 2004-03-19 | 2005-09-29 | Tesco Corporation | Spear type blow out preventer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4327261A (en) * | 1977-03-15 | 1982-04-27 | Bj-Hughes Inc. | Apparatus for sensing a distended location on a drill pipe |
| SU1134693A1 (ru) * | 1979-10-26 | 1985-01-15 | Специальное Конструкторское Бюро Сейсмической Техники | Устройство дл спуска и подъема колонны труб |
| SU1266974A1 (ru) * | 1985-01-02 | 1986-10-30 | Специальное Проектно-Конструкторское Бюро Автоматизации Глубокого Разведочного Бурения | Устройство дл спуска бурильных труб |
| US4800968A (en) * | 1987-09-22 | 1989-01-31 | Triten Corporation | Well apparatus with tubular elevator tilt and indexing apparatus and methods of their use |
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| US4981180A (en) * | 1989-07-14 | 1991-01-01 | National-Oilwell | Positive lock of a drive assembly |
| CA2067697C (en) * | 1992-04-30 | 2005-12-20 | Ronald S. Sorokan | Tubular handling system |
| RU2018623C1 (ru) * | 1992-06-05 | 1994-08-30 | Акционерное общество открытого типа "Уральский завод тяжелого машиностроения" | Вращатель труб буровых установок |
| US5390736A (en) | 1992-12-22 | 1995-02-21 | Weatherford/Lamb, Inc. | Anti-rotation devices for use with well tools |
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| US5553667A (en) | 1995-04-26 | 1996-09-10 | Weatherford U.S., Inc. | Cementing system |
| NO302774B1 (no) * | 1996-09-13 | 1998-04-20 | Hitec Asa | Anordning til bruk ved skjöting av fôringsrör |
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| US6742596B2 (en) | 2001-05-17 | 2004-06-01 | Weatherford/Lamb, Inc. | Apparatus and methods for tubular makeup interlock |
| US5896589A (en) * | 1998-06-04 | 1999-04-27 | Chou; Terry | Swimming goggle frame with deformation prevention |
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| US6311792B1 (en) * | 1999-10-08 | 2001-11-06 | Tesco Corporation | Casing clamp |
| US7107875B2 (en) * | 2000-03-14 | 2006-09-19 | Weatherford/Lamb, Inc. | Methods and apparatus for connecting tubulars while drilling |
| US7325610B2 (en) * | 2000-04-17 | 2008-02-05 | Weatherford/Lamb, Inc. | Methods and apparatus for handling and drilling with tubulars or casing |
| US7296623B2 (en) * | 2000-04-17 | 2007-11-20 | Weatherford/Lamb, Inc. | Methods and apparatus for applying torque and rotation to connections |
| US7264050B2 (en) | 2000-09-22 | 2007-09-04 | Weatherford/Lamb, Inc. | Method and apparatus for controlling wellbore equipment |
| GB2377233B (en) * | 2000-11-04 | 2005-05-11 | Weatherford Lamb | Safety mechanism for tubular gripping apparatus |
| EP1426550B1 (de) * | 2002-11-27 | 2008-03-19 | Weatherford/Lamb, Inc. | Vorrichtung und Verfahren zum Aufbringen eines Drehmoment und einer Drehung auf Verbindungselementen |
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| US7284617B2 (en) | 2004-05-20 | 2007-10-23 | Weatherford/Lamb, Inc. | Casing running head |
| NO336302B1 (no) * | 2004-06-07 | 2015-07-27 | Varco Int | Apparat og fremgangsmåte for ved hjelp av et toppdrevet rotasjonssystem å holde et rør |
| US7188686B2 (en) * | 2004-06-07 | 2007-03-13 | Varco I/P, Inc. | Top drive systems |
| US7320374B2 (en) * | 2004-06-07 | 2008-01-22 | Varco I/P, Inc. | Wellbore top drive systems |
| US7322406B2 (en) * | 2004-07-16 | 2008-01-29 | Frank's Casing Crew & Rental Tools, Inc. | Elevation sensor for a service hose and an apparatus for positioning and stabbing well tubulars |
| CA2538196C (en) * | 2005-02-28 | 2011-10-11 | Weatherford/Lamb, Inc. | Deep water drilling with casing |
| DE602006013702D1 (de) * | 2005-12-12 | 2010-05-27 | Weatherford Lamb | Vorrichtung zum zugriff auf eine röhre auf einer bohrvorrichtung |
-
2006
- 2006-12-12 DE DE602006013702T patent/DE602006013702D1/de active Active
- 2006-12-12 AU AU2006325824A patent/AU2006325824B2/en not_active Ceased
- 2006-12-12 EP EP11157094.1A patent/EP2322755A3/de not_active Withdrawn
- 2006-12-12 WO PCT/US2006/061945 patent/WO2007070805A2/en active Application Filing
- 2006-12-12 DK DK10188277.7T patent/DK2284357T3/da active
- 2006-12-12 EA EA200870051A patent/EA015156B1/ru not_active IP Right Cessation
- 2006-12-12 EP EP10188277.7A patent/EP2284357B1/de active Active
- 2006-12-12 CN CN2006800525910A patent/CN101365860B/zh not_active Expired - Fee Related
- 2006-12-12 AT AT06848570T patent/ATE464455T1/de not_active IP Right Cessation
- 2006-12-12 CA CA2768010A patent/CA2768010C/en active Active
- 2006-12-12 EA EA201100260A patent/EA022508B1/ru not_active IP Right Cessation
- 2006-12-12 EP EP10188272.8A patent/EP2284355A3/de not_active Ceased
- 2006-12-12 EP EP06848570A patent/EP1963612B1/de active Active
- 2006-12-12 CA CA2633182A patent/CA2633182C/en active Active
- 2006-12-12 BR BRPI0619754A patent/BRPI0619754B8/pt not_active IP Right Cessation
- 2006-12-12 CA CA2937095A patent/CA2937095C/en active Active
- 2006-12-12 CN CN2012104014786A patent/CN102937007A/zh active Pending
- 2006-12-12 EP EP10188275.1A patent/EP2284356A3/de not_active Ceased
- 2006-12-12 CN CN201210400817.9A patent/CN102943637B/zh not_active Expired - Fee Related
- 2006-12-12 EP EP11157091.7A patent/EP2322756A3/de not_active Withdrawn
- 2006-12-12 EP EP10156425.0A patent/EP2189618A3/de not_active Withdrawn
- 2006-12-12 EA EA201500372A patent/EA201500372A1/ru unknown
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2008
- 2008-06-23 NO NO20082811A patent/NO333092B1/no not_active IP Right Cessation
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2010
- 2010-06-22 AU AU2010202601A patent/AU2010202601B2/en not_active Ceased
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2011
- 2011-05-09 NO NO20110682A patent/NO342755B1/no not_active IP Right Cessation
- 2011-05-09 NO NO20110680A patent/NO342756B1/no not_active IP Right Cessation
- 2011-05-09 NO NO20110681A patent/NO20110681L/no not_active Application Discontinuation
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2012
- 2012-10-29 NO NO20121262A patent/NO20121262L/no not_active Application Discontinuation
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2013
- 2013-05-06 AU AU2013205714A patent/AU2013205714A1/en not_active Abandoned
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2016
- 2016-12-14 AU AU2016273903A patent/AU2016273903A1/en not_active Abandoned
Patent Citations (9)
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| US3680412A (en) * | 1969-12-03 | 1972-08-01 | Gardner Denver Co | Joint breakout mechanism |
| US4529045A (en) * | 1984-03-26 | 1985-07-16 | Varco International, Inc. | Top drive drilling unit with rotatable pipe support |
| US5433279A (en) * | 1993-07-20 | 1995-07-18 | Tessari; Robert M. | Portable top drive assembly |
| US5806589A (en) * | 1996-05-20 | 1998-09-15 | Lang; Duane | Apparatus for stabbing and threading a drill pipe safety valve |
| WO2001069034A2 (en) * | 2000-03-14 | 2001-09-20 | Weatherford/Lamb, Inc. | Wellbore circulation system, kelly bushing, kelly and tong |
| WO2001079652A1 (en) * | 2000-04-17 | 2001-10-25 | Weatherford/Lamb, Inc. | Top drive for casing connection |
| US20030221871A1 (en) * | 2002-05-30 | 2003-12-04 | Gray Eot, Inc. | Drill pipe connecting and disconnecting apparatus |
| WO2004101417A2 (en) * | 2003-05-15 | 2004-11-25 | Mechlift As | Internal running elevator |
| WO2005090740A1 (en) * | 2004-03-19 | 2005-09-29 | Tesco Corporation | Spear type blow out preventer |
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