WO1998031914A1 - Apparatus and method for improved tubular grip assurance - Google Patents
Apparatus and method for improved tubular grip assuranceInfo
- Publication number
- WO1998031914A1 WO1998031914A1 PCT/US1997/006773 US9706773W WO9831914A1 WO 1998031914 A1 WO1998031914 A1 WO 1998031914A1 US 9706773 W US9706773 W US 9706773W WO 9831914 A1 WO9831914 A1 WO 9831914A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- spider
- pressure
- slips
- valve
- elevator
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract description 13
- 241000239290 Araneae Species 0.000 claims abstract description 370
- 238000004891 communication Methods 0.000 claims abstract description 5
- 230000004044 response Effects 0.000 abstract description 9
- 239000012530 fluid Substances 0.000 description 38
- 230000007246 mechanism Effects 0.000 description 8
- 230000011664 signaling Effects 0.000 description 6
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000013022 venting Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 229940002865 4-way Drugs 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B19/02—Rod or cable suspensions
- E21B19/06—Elevators, i.e. rod- or tube-gripping devices
- E21B19/07—Slip-type elevators
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid-Pressure Circuits (AREA)
- Types And Forms Of Lifts (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Manipulator (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE69706196T DE69706196T2 (en) | 1997-01-17 | 1997-04-21 | DEVICE AND METHOD FOR IMPROVING GRIP SAFETY WHILE GRIPING TUBES |
EP97921333A EP0966592B1 (en) | 1997-01-17 | 1997-04-21 | Apparatus and method for improved tubular grip assurance |
DK97921333T DK0966592T3 (en) | 1997-01-17 | 1997-04-21 | Apparatus and method for improved gripping safety by gripping tubular elements |
AU27396/97A AU2739697A (en) | 1997-01-17 | 1997-04-21 | Apparatus and method for improved tubular grip assurance |
CA002274650A CA2274650C (en) | 1997-01-17 | 1997-04-21 | Apparatus and method for improved tubular grip assurance |
NO19993518A NO313967B1 (en) | 1997-01-17 | 1999-07-16 | Device and method for gripping and securing tubular articles in an improved manner |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/783,933 US5791410A (en) | 1997-01-17 | 1997-01-17 | Apparatus and method for improved tubular grip assurance |
US08/783,933 | 1997-01-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1998031914A1 true WO1998031914A1 (en) | 1998-07-23 |
Family
ID=25130865
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1997/006773 WO1998031914A1 (en) | 1997-01-17 | 1997-04-21 | Apparatus and method for improved tubular grip assurance |
Country Status (8)
Country | Link |
---|---|
US (2) | US5791410A (en) |
EP (2) | EP1099824B1 (en) |
AU (1) | AU2739697A (en) |
CA (1) | CA2274650C (en) |
DE (2) | DE69724670T2 (en) |
DK (2) | DK1099824T3 (en) |
NO (1) | NO313967B1 (en) |
WO (1) | WO1998031914A1 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2357530A (en) * | 2000-11-04 | 2001-06-27 | Weatherford Lamb | Apparatus and method for gripping and releasing tubulars including a grip assurance mechanism |
WO2002036927A1 (en) * | 2000-11-04 | 2002-05-10 | Weatherford/Lamb, Inc. | Combined grip control of elevator and spider slips |
EP2322756A3 (en) * | 2005-12-12 | 2014-05-07 | Weatherford/Lamb, Inc. | Apparatus for gripping a tubular on a drilling rig |
US9404322B2 (en) | 2010-12-17 | 2016-08-02 | Weatherford Technology Holdings, Llc | Electronic control system for a tubular handling tool |
Families Citing this family (87)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7100710B2 (en) * | 1994-10-14 | 2006-09-05 | Weatherford/Lamb, Inc. | Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells |
US6056060A (en) * | 1996-08-23 | 2000-05-02 | Weatherford/Lamb, Inc. | Compensator system for wellbore tubulars |
US5850877A (en) * | 1996-08-23 | 1998-12-22 | Weatherford/Lamb, Inc. | Joint compensator |
US5791410A (en) * | 1997-01-17 | 1998-08-11 | Frank's Casing Crew & Rental Tools, Inc. | Apparatus and method for improved tubular grip assurance |
EP0887510B1 (en) * | 1997-06-25 | 2003-10-01 | Weatherford/Lamb, Inc. | Safety switch system for slip-type elevators |
US6742596B2 (en) * | 2001-05-17 | 2004-06-01 | Weatherford/Lamb, Inc. | Apparatus and methods for tubular makeup interlock |
US6536520B1 (en) | 2000-04-17 | 2003-03-25 | Weatherford/Lamb, Inc. | Top drive casing system |
DE19747468C1 (en) * | 1997-10-28 | 1999-04-01 | Weatherford Oil Tool | Pipe clamp for manipulating double pipe strings |
ATE220758T1 (en) * | 1997-12-24 | 2002-08-15 | Well Engineering Partners B V | MAKING AND BREAKING CONNECTIONS BETWEEN DRILL STRINGS |
US6079490A (en) * | 1998-04-10 | 2000-06-27 | Newman; Frederic M. | Remotely accessible mobile repair unit for wells |
GB9815809D0 (en) * | 1998-07-22 | 1998-09-16 | Appleton Robert P | Casing running tool |
GB2340859A (en) * | 1998-08-24 | 2000-03-01 | Weatherford Lamb | Method and apparatus for facilitating the connection of tubulars using a top drive |
GB2340858A (en) | 1998-08-24 | 2000-03-01 | Weatherford Lamb | Methods and apparatus for facilitating the connection of tubulars using a top drive |
GB2340857A (en) | 1998-08-24 | 2000-03-01 | Weatherford Lamb | An apparatus for facilitating the connection of tubulars and alignment with a top drive |
GB2345074A (en) | 1998-12-24 | 2000-06-28 | Weatherford Lamb | Floating joint to facilitate the connection of tubulars using a top drive |
GB2347441B (en) | 1998-12-24 | 2003-03-05 | Weatherford Lamb | Apparatus and method for facilitating the connection of tubulars using a top drive |
US6394201B1 (en) | 1999-10-04 | 2002-05-28 | Universe Machine Corporation | Tubing spider |
US7325610B2 (en) | 2000-04-17 | 2008-02-05 | Weatherford/Lamb, Inc. | Methods and apparatus for handling and drilling with tubulars or casing |
GB2365463B (en) * | 2000-08-01 | 2005-02-16 | Renovus Ltd | Drilling method |
GB0101259D0 (en) | 2001-01-18 | 2001-02-28 | Wellserv Plc | Apparatus and method |
US6557641B2 (en) * | 2001-05-10 | 2003-05-06 | Frank's Casing Crew & Rental Tools, Inc. | Modular wellbore tubular handling system and method |
AU2013200093B2 (en) * | 2001-05-17 | 2016-08-11 | Weatherford Technology Holdings, Llc | Apparatus and methods for tubular makeup interlock |
US6626238B2 (en) | 2001-12-12 | 2003-09-30 | Offshore Energy Services, Inc. | Remote sensor for determining proper placement of elevator slips |
US6615931B2 (en) | 2002-01-07 | 2003-09-09 | Boart Longyear Co. | Continuous feed drilling system |
US7222677B2 (en) * | 2002-12-10 | 2007-05-29 | Frank's Casing Crew & Rental Tools, Inc. | Control line guide and method of using same |
US7128154B2 (en) * | 2003-01-30 | 2006-10-31 | Weatherford/Lamb, Inc. | Single-direction cementing plug |
USRE42877E1 (en) | 2003-02-07 | 2011-11-01 | Weatherford/Lamb, Inc. | Methods and apparatus for wellbore construction and completion |
US7874352B2 (en) | 2003-03-05 | 2011-01-25 | Weatherford/Lamb, Inc. | Apparatus for gripping a tubular on a drilling rig |
NO20032220L (en) * | 2003-05-15 | 2004-11-16 | Mechlift As | Ceiling Tool II and method for using the same |
US7650944B1 (en) | 2003-07-11 | 2010-01-26 | Weatherford/Lamb, Inc. | Vessel for well intervention |
US6968895B2 (en) * | 2003-09-09 | 2005-11-29 | Frank's Casing Crew And Rental Tools | Drilling rig elevator safety system |
US8051909B2 (en) * | 2004-07-16 | 2011-11-08 | Frank's Casing Crew & Rental Tools, Inc. | Method and apparatus for positioning the proximal end of a tubular string above a spider |
CA2512570C (en) | 2004-07-20 | 2011-04-19 | Weatherford/Lamb, Inc. | Casing feeder |
US7694744B2 (en) | 2005-01-12 | 2010-04-13 | Weatherford/Lamb, Inc. | One-position fill-up and circulating tool and method |
CA2533115C (en) | 2005-01-18 | 2010-06-08 | Weatherford/Lamb, Inc. | Top drive torque booster |
US7216717B2 (en) * | 2005-02-25 | 2007-05-15 | Blohm + Voss Repair Gmbh | Dual elevator system and method |
US7296630B2 (en) * | 2005-02-25 | 2007-11-20 | Blohm + Voss Repair Gmbh | Hands-free bail-elevator locking device with combined power/control connector, bail spreader and method for use |
CA2500253E (en) * | 2005-03-10 | 2010-02-16 | Vernon Robert Boscher | Throttle limiting control box for snubbing units in conjunction with service or drilling rigs |
US7303021B2 (en) | 2005-09-20 | 2007-12-04 | Varco I/P, Inc. | Wellbore rig elevator systems |
EP1808568B1 (en) * | 2006-01-11 | 2009-05-27 | Weatherford/Lamb, Inc. | Stand compensator |
GB2437647B (en) | 2006-04-27 | 2011-02-09 | Weatherford Lamb | Torque sub for use with top drive |
DE102006038763A1 (en) * | 2006-08-17 | 2008-03-20 | Blohm + Voss Repair Gmbh | Device for holding drill pipes |
US7882902B2 (en) | 2006-11-17 | 2011-02-08 | Weatherford/Lamb, Inc. | Top drive interlock |
US8141923B2 (en) * | 2007-01-19 | 2012-03-27 | Frank's Casing Crew And Rental Tools, Inc. | Single joint elevator having deployable jaws |
US20080264648A1 (en) | 2007-04-27 | 2008-10-30 | Bernd-Georg Pietras | Apparatus and methods for tubular makeup interlock |
US8240391B2 (en) * | 2007-05-09 | 2012-08-14 | Frank's Casing Crew And Rental Tools, Inc. | Single joint elevator with gripping jaws and method of hoisting a tubular member |
US7992909B2 (en) * | 2007-07-12 | 2011-08-09 | Frank's Casing Crew And Rental Tools, Inc. | Single joint elevator with jaws secured by a powered door |
NO2957708T3 (en) | 2007-12-12 | 2018-06-30 | ||
BRPI0907677A2 (en) * | 2008-05-03 | 2018-01-23 | Frank´S Int Inc | tubular clamping system |
EP2808482B1 (en) | 2008-10-22 | 2019-07-31 | Frank's International, LLC | External grip tubular running tool |
US8439121B2 (en) * | 2009-11-16 | 2013-05-14 | Tesco Corporation | Hydraulic interlock system between casing gripper and spider |
EP2542752B1 (en) | 2010-03-01 | 2019-06-12 | Frank's International, LLC | Elevator grip assurance |
US9181763B2 (en) | 2010-03-24 | 2015-11-10 | 2M TEK, Inc. | Apparatus for supporting or handling tubulars |
US9080398B2 (en) | 2010-12-23 | 2015-07-14 | Frank's International, Llc | Wellbore tubular running devices, systems and methods |
US9273523B2 (en) | 2011-01-21 | 2016-03-01 | 2M-Tek, Inc. | Tubular running device and method |
CA2739280A1 (en) * | 2011-05-05 | 2012-11-05 | Snubco Manufacturing Inc. | System and method for monitoring and controlling snubbing slips |
US9010443B2 (en) * | 2011-11-30 | 2015-04-21 | Halliburton Energy Services, Inc. | Slip bowl load transfer system |
MX2016004811A (en) * | 2013-10-18 | 2016-12-15 | Frank S Int Llc | Apparatus and methods for setting slips on a tubular member. |
US9453377B2 (en) | 2013-10-21 | 2016-09-27 | Frank's International, Llc | Electric tong system and methods of use |
CN103615203A (en) * | 2013-11-04 | 2014-03-05 | 中国石油集团渤海钻探工程有限公司 | Pneumatic chuck remote control device |
US9903167B2 (en) * | 2014-05-02 | 2018-02-27 | Tesco Corporation | Interlock system and method for drilling rig |
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 |
EP4187056A1 (en) | 2015-08-20 | 2023-05-31 | Weatherford Technology Holdings, LLC | Top drive torque measurement device |
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 |
CA2997615A1 (en) | 2015-09-08 | 2017-03-16 | Weatherford Technology Holdings, Llc | Genset for top drive unit |
US10590744B2 (en) | 2015-09-10 | 2020-03-17 | Weatherford Technology Holdings, Llc | Modular connection system for top drive |
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 |
GB2550849B (en) | 2016-05-23 | 2020-06-17 | Equinor Energy As | Interface and integration method for external control of the drilling control system |
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 |
US10801275B2 (en) * | 2017-05-25 | 2020-10-13 | Forum Us, Inc. | Elevator system for supporting a tubular member |
US10711574B2 (en) | 2017-05-26 | 2020-07-14 | Weatherford Technology Holdings, Llc | Interchangeable swivel combined multicoupler |
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 |
US10697257B2 (en) | 2018-02-19 | 2020-06-30 | Nabors Drilling Technologies Usa, Inc. | Interlock system and method for a drilling rig |
US11560762B2 (en) | 2020-04-16 | 2023-01-24 | Forum Us, Inc. | Elevator locking system apparatus and methods |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3215203A (en) | 1961-04-17 | 1965-11-02 | Otis Eng Co | Apparatus for moving a well flow conductor into or out of a well |
US3708020A (en) | 1971-01-15 | 1973-01-02 | J Adamson | Continuous feed head drill assembly |
US3722603A (en) | 1971-09-16 | 1973-03-27 | Brown Oil Tools | Well drilling apparatus |
US4676312A (en) | 1986-12-04 | 1987-06-30 | Donald E. Mosing | Well casing grip assurance system |
US4842058A (en) | 1988-09-26 | 1989-06-27 | Bowen Tools, Inc. | Load detection and indicator apparatus for well tubing or the like |
US5343962A (en) | 1992-08-24 | 1994-09-06 | Ingersoll-Rand Company | Double rod cylinder feed system |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4085796A (en) * | 1976-11-16 | 1978-04-25 | Otis Engineering Corporation | Well tubing handling system |
US4128888A (en) * | 1977-03-15 | 1978-12-05 | Bj-Hughes Inc. | Velocity control arrangement for a computer-controlled oil drilling rig |
US4621974A (en) * | 1982-08-17 | 1986-11-11 | Inpro Technologies, Inc. | Automated pipe equipment system |
US4531875A (en) * | 1982-08-17 | 1985-07-30 | Impro Technologies, Inc. | Automated pipe equipment system |
US4813493A (en) * | 1987-04-14 | 1989-03-21 | Triten Corporation | Hydraulic top drive for wells |
US5311937A (en) * | 1992-07-08 | 1994-05-17 | Raito Kogyo Co., Ltd. | Extractor for an injection pipe |
US5791410A (en) * | 1997-01-17 | 1998-08-11 | Frank's Casing Crew & Rental Tools, Inc. | Apparatus and method for improved tubular grip assurance |
-
1997
- 1997-01-17 US US08/783,933 patent/US5791410A/en not_active Expired - Lifetime
- 1997-04-21 EP EP01200460A patent/EP1099824B1/en not_active Expired - Lifetime
- 1997-04-21 DE DE69724670T patent/DE69724670T2/en not_active Expired - Lifetime
- 1997-04-21 CA CA002274650A patent/CA2274650C/en not_active Expired - Lifetime
- 1997-04-21 DE DE69706196T patent/DE69706196T2/en not_active Expired - Fee Related
- 1997-04-21 EP EP97921333A patent/EP0966592B1/en not_active Expired - Lifetime
- 1997-04-21 DK DK01200460T patent/DK1099824T3/en active
- 1997-04-21 DK DK97921333T patent/DK0966592T3/en active
- 1997-04-21 WO PCT/US1997/006773 patent/WO1998031914A1/en active IP Right Grant
- 1997-04-21 AU AU27396/97A patent/AU2739697A/en not_active Abandoned
-
1998
- 1998-05-02 US US09/071,999 patent/US5909768A/en not_active Expired - Lifetime
-
1999
- 1999-07-16 NO NO19993518A patent/NO313967B1/en not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3215203A (en) | 1961-04-17 | 1965-11-02 | Otis Eng Co | Apparatus for moving a well flow conductor into or out of a well |
US3708020A (en) | 1971-01-15 | 1973-01-02 | J Adamson | Continuous feed head drill assembly |
US3722603A (en) | 1971-09-16 | 1973-03-27 | Brown Oil Tools | Well drilling apparatus |
US4676312A (en) | 1986-12-04 | 1987-06-30 | Donald E. Mosing | Well casing grip assurance system |
US4842058A (en) | 1988-09-26 | 1989-06-27 | Bowen Tools, Inc. | Load detection and indicator apparatus for well tubing or the like |
US5343962A (en) | 1992-08-24 | 1994-09-06 | Ingersoll-Rand Company | Double rod cylinder feed system |
Non-Patent Citations (2)
Title |
---|
"FMS 375 FLUSH MOUNTED SPIDER", VARCO BJ OIL TOOLS BROCHURE |
See also references of EP0966592A4 |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2273061A3 (en) * | 2000-11-04 | 2011-06-01 | Weatherford Lamb, Inc. | Method and apparatus for gripping tubulars |
WO2002036927A1 (en) * | 2000-11-04 | 2002-05-10 | Weatherford/Lamb, Inc. | Combined grip control of elevator and spider slips |
GB2377233A (en) * | 2000-11-04 | 2003-01-08 | Weatherford Lamb | Safety mechanism for tubular gripping apparatus |
GB2357530B (en) * | 2000-11-04 | 2003-09-03 | Weatherford Lamb | Method and apparatus for gripping tubulars |
GB2377233B (en) * | 2000-11-04 | 2005-05-11 | Weatherford Lamb | Safety mechanism for tubular gripping apparatus |
US7086461B2 (en) | 2000-11-04 | 2006-08-08 | Weatherford/Lamb, Inc. | Combined grip control of elevator and spider slips |
GB2357530A (en) * | 2000-11-04 | 2001-06-27 | Weatherford Lamb | Apparatus and method for gripping and releasing tubulars including a grip assurance mechanism |
NO337759B1 (en) * | 2000-11-04 | 2016-06-13 | Weatherford Tech Holdings Llc | Method and apparatus for gripping pipes |
EP2322756A3 (en) * | 2005-12-12 | 2014-05-07 | Weatherford/Lamb, Inc. | Apparatus for gripping a tubular on a drilling rig |
US9404322B2 (en) | 2010-12-17 | 2016-08-02 | Weatherford Technology Holdings, Llc | Electronic control system for a tubular handling tool |
US10253581B2 (en) | 2010-12-17 | 2019-04-09 | Weatherford Technology Holdings, Llc | Electronic control system for a tubular handling tool |
US10697256B2 (en) | 2010-12-17 | 2020-06-30 | Weatherford Technology Holdings, Llc | Electronic control system for a tubular handling tool |
US10801277B2 (en) | 2010-12-17 | 2020-10-13 | Weatherford Technology Holdings, Llc | Electronic control system for a tubular handling tool |
Also Published As
Publication number | Publication date |
---|---|
DE69706196T2 (en) | 2001-11-29 |
AU2739697A (en) | 1998-08-07 |
NO993518D0 (en) | 1999-07-16 |
DK0966592T3 (en) | 2001-10-22 |
EP0966592A4 (en) | 2000-08-30 |
EP1099824A2 (en) | 2001-05-16 |
NO993518L (en) | 1999-09-16 |
DK1099824T3 (en) | 2003-12-29 |
US5909768A (en) | 1999-06-08 |
CA2274650C (en) | 2006-05-16 |
EP1099824A3 (en) | 2001-09-05 |
DE69724670T2 (en) | 2004-07-29 |
EP0966592A1 (en) | 1999-12-29 |
DE69706196D1 (en) | 2001-09-20 |
NO313967B1 (en) | 2003-01-06 |
CA2274650A1 (en) | 1998-07-23 |
DE69724670D1 (en) | 2003-10-09 |
US5791410A (en) | 1998-08-11 |
EP1099824B1 (en) | 2003-09-03 |
EP0966592B1 (en) | 2001-08-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5791410A (en) | Apparatus and method for improved tubular grip assurance | |
US4676312A (en) | Well casing grip assurance system | |
CA2613274C (en) | Pipe running tool having a cement path | |
US8251151B2 (en) | Apparatus and methods for tubular makeup interlock | |
EP1896688B1 (en) | Pipe running tool having a primary load path | |
US8356674B2 (en) | Tubular running tool and methods of use | |
US5850877A (en) | Joint compensator | |
EP1427663B1 (en) | Load compensator for a pipe running tool | |
US7753138B2 (en) | Pipe running tool having internal gripper | |
US8439121B2 (en) | Hydraulic interlock system between casing gripper and spider | |
CA2791477C (en) | Elevator grip assurance | |
CA2633182A1 (en) | Apparatus for gripping a tubular on a drilling rig | |
WO2009137414A1 (en) | Tubular grip interlock system | |
US20140041854A1 (en) | Stabberless Elevator Assembly with Spider Interlock Control | |
AU2015271854A1 (en) | Subterranean hydraulic jack |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AU CA NO |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LU MC NL PT SE |
|
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
ENP | Entry into the national phase |
Ref document number: 2274650 Country of ref document: CA Ref country code: CA Ref document number: 2274650 Kind code of ref document: A Format of ref document f/p: F |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1997921333 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 1997921333 Country of ref document: EP |
|
WWG | Wipo information: grant in national office |
Ref document number: 1997921333 Country of ref document: EP |