GB1469661A - Racking arm for components used in well drilling operations - Google Patents
Racking arm for components used in well drilling operationsInfo
- Publication number
- GB1469661A GB1469661A GB3036674A GB3036674A GB1469661A GB 1469661 A GB1469661 A GB 1469661A GB 3036674 A GB3036674 A GB 3036674A GB 3036674 A GB3036674 A GB 3036674A GB 1469661 A GB1469661 A GB 1469661A
- Authority
- GB
- United Kingdom
- Prior art keywords
- boom
- gripper
- ram
- rams
- attitude
- 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
Links
- 238000005553 drilling Methods 0.000 title abstract 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 2
- 239000012530 fluid Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/02—Gripping heads and other end effectors servo-actuated
- B25J15/0206—Gripping heads and other end effectors servo-actuated comprising articulated grippers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
- B25J9/02—Programme-controlled manipulators characterised by movement of the arms, e.g. cartesian coordinate type
- B25J9/04—Programme-controlled manipulators characterised by movement of the arms, e.g. cartesian coordinate type by rotating at least one arm, excluding the head movement itself, e.g. cylindrical coordinate type or polar coordinate type
- B25J9/045—Polar coordinate type
-
- 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
- E21B19/14—Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Operation Control Of Excavators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00377321A US3840128A (en) | 1973-07-09 | 1973-07-09 | Racking arm for pipe sections, drill collars, riser pipe, and the like used in well drilling operations |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1469661A true GB1469661A (en) | 1977-04-06 |
Family
ID=23488636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3036674A Expired GB1469661A (en) | 1973-07-09 | 1974-07-09 | Racking arm for components used in well drilling operations |
Country Status (3)
Country | Link |
---|---|
US (4) | US3840128A (enrdf_load_stackoverflow) |
FR (1) | FR2237051B3 (enrdf_load_stackoverflow) |
GB (1) | GB1469661A (enrdf_load_stackoverflow) |
Cited By (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2167105A (en) * | 1984-10-03 | 1986-05-21 | Lucas Brian Ronald | Apparatus for use in drilling |
US6412553B1 (en) | 1997-01-29 | 2002-07-02 | Weatherford/Lamb, L.L.P. | Apparatus for positioning a tong and drilling rig provided with such an apparatus |
US6591471B1 (en) | 1997-09-02 | 2003-07-15 | Weatherford/Lamb, Inc. | Method for aligning tubulars |
US6827145B2 (en) | 1997-01-29 | 2004-12-07 | Weatherford/Lamb, Inc. | Methods and apparatus for severing nested strings of tubulars |
US6857487B2 (en) | 2002-12-30 | 2005-02-22 | Weatherford/Lamb, Inc. | Drilling with concentric strings of casing |
US6896075B2 (en) | 2002-10-11 | 2005-05-24 | Weatherford/Lamb, Inc. | Apparatus and methods for drilling with casing |
US6953096B2 (en) | 2002-12-31 | 2005-10-11 | Weatherford/Lamb, Inc. | Expandable bit with secondary release device |
US6994176B2 (en) | 2002-07-29 | 2006-02-07 | Weatherford/Lamb, Inc. | Adjustable rotating guides for spider or elevator |
US7004264B2 (en) | 2002-03-16 | 2006-02-28 | Weatherford/Lamb, Inc. | Bore lining and drilling |
US7013997B2 (en) | 1994-10-14 | 2006-03-21 | Weatherford/Lamb, Inc. | Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells |
US7036610B1 (en) | 1994-10-14 | 2006-05-02 | Weatherford / Lamb, Inc. | Apparatus and method for completing oil and gas wells |
US7036396B2 (en) | 2000-04-28 | 2006-05-02 | National Oilwell Norway As | Drill pipe spinner device |
US7040420B2 (en) | 1994-10-14 | 2006-05-09 | Weatherford/Lamb, Inc. | Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells |
US7048050B2 (en) | 1994-10-14 | 2006-05-23 | Weatherford/Lamb, Inc. | Method and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells |
US7073598B2 (en) | 2001-05-17 | 2006-07-11 | Weatherford/Lamb, Inc. | Apparatus and methods for tubular makeup interlock |
US7083005B2 (en) | 2002-12-13 | 2006-08-01 | Weatherford/Lamb, Inc. | Apparatus and method of drilling with casing |
US7090021B2 (en) | 1998-08-24 | 2006-08-15 | Bernd-Georg Pietras | Apparatus for connecting tublars using a top drive |
US7093675B2 (en) | 2000-08-01 | 2006-08-22 | Weatherford/Lamb, Inc. | Drilling method |
US7100713B2 (en) | 2000-04-28 | 2006-09-05 | Weatherford/Lamb, Inc. | Expandable apparatus for drift and reaming borehole |
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 |
US7108084B2 (en) | 1994-10-14 | 2006-09-19 | Weatherford/Lamb, Inc. | Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells |
US7117957B2 (en) | 1998-12-22 | 2006-10-10 | Weatherford/Lamb, Inc. | Methods for drilling and lining a wellbore |
US7128154B2 (en) | 2003-01-30 | 2006-10-31 | Weatherford/Lamb, Inc. | Single-direction cementing plug |
US7128161B2 (en) | 1998-12-24 | 2006-10-31 | Weatherford/Lamb, Inc. | Apparatus and methods for facilitating the connection of tubulars using a top drive |
US7137454B2 (en) | 1998-07-22 | 2006-11-21 | Weatherford/Lamb, Inc. | Apparatus for facilitating the connection of tubulars using a top drive |
US7140445B2 (en) | 1997-09-02 | 2006-11-28 | Weatherford/Lamb, Inc. | Method and apparatus for drilling with casing |
US7147068B2 (en) | 1994-10-14 | 2006-12-12 | Weatherford / Lamb, Inc. | Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells |
US7188687B2 (en) | 1998-12-22 | 2007-03-13 | Weatherford/Lamb, Inc. | Downhole filter |
US7191840B2 (en) | 2003-03-05 | 2007-03-20 | Weatherford/Lamb, Inc. | Casing running and drilling system |
US7213656B2 (en) | 1998-12-24 | 2007-05-08 | Weatherford/Lamb, Inc. | Apparatus and method for facilitating the connection of tubulars using a top drive |
US7216727B2 (en) | 1999-12-22 | 2007-05-15 | Weatherford/Lamb, Inc. | Drilling bit for drilling while running casing |
US7219744B2 (en) | 1998-08-24 | 2007-05-22 | Weatherford/Lamb, Inc. | Method and apparatus for connecting tubulars using a top drive |
US7228901B2 (en) | 1994-10-14 | 2007-06-12 | Weatherford/Lamb, Inc. | Method and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells |
US7264067B2 (en) | 2003-10-03 | 2007-09-04 | Weatherford/Lamb, Inc. | Method of drilling and completing multiple wellbores inside a single caisson |
US7284617B2 (en) | 2004-05-20 | 2007-10-23 | Weatherford/Lamb, Inc. | Casing running head |
US7303022B2 (en) | 2002-10-11 | 2007-12-04 | Weatherford/Lamb, Inc. | Wired casing |
US7311148B2 (en) | 1999-02-25 | 2007-12-25 | Weatherford/Lamb, Inc. | Methods and apparatus for wellbore construction and completion |
US7325610B2 (en) | 2000-04-17 | 2008-02-05 | Weatherford/Lamb, Inc. | Methods and apparatus for handling and drilling with tubulars or casing |
US7334650B2 (en) | 2000-04-13 | 2008-02-26 | Weatherford/Lamb, Inc. | Apparatus and methods for drilling a wellbore using casing |
US7360594B2 (en) | 2003-03-05 | 2008-04-22 | Weatherford/Lamb, Inc. | Drilling with casing latch |
US7370707B2 (en) | 2003-04-04 | 2008-05-13 | Weatherford/Lamb, Inc. | Method and apparatus for handling wellbore tubulars |
US7413020B2 (en) | 2003-03-05 | 2008-08-19 | Weatherford/Lamb, Inc. | Full bore lined wellbores |
US7503397B2 (en) | 2004-07-30 | 2009-03-17 | Weatherford/Lamb, Inc. | Apparatus and methods of setting and retrieving casing with drilling latch and bottom hole assembly |
US7509722B2 (en) | 1997-09-02 | 2009-03-31 | Weatherford/Lamb, Inc. | Positioning and spinning device |
US7617866B2 (en) | 1998-08-24 | 2009-11-17 | Weatherford/Lamb, Inc. | Methods and apparatus for connecting tubulars using a top drive |
US7650944B1 (en) | 2003-07-11 | 2010-01-26 | Weatherford/Lamb, Inc. | Vessel for well intervention |
US7669662B2 (en) | 1998-08-24 | 2010-03-02 | Weatherford/Lamb, Inc. | Casing feeder |
US7712523B2 (en) | 2000-04-17 | 2010-05-11 | Weatherford/Lamb, Inc. | Top drive casing system |
US7845418B2 (en) | 2005-01-18 | 2010-12-07 | Weatherford/Lamb, Inc. | Top drive torque booster |
USRE42877E1 (en) | 2003-02-07 | 2011-11-01 | Weatherford/Lamb, Inc. | Methods and apparatus for wellbore construction and completion |
CN104131792A (zh) * | 2014-08-07 | 2014-11-05 | 中煤科工集团重庆研究院有限公司 | 液压钻机自动上下钻杆控制系统、输送装置及控制方法 |
CN111807289A (zh) * | 2020-05-26 | 2020-10-23 | 中国一冶集团有限公司 | 一种井盖开启装置 |
US11585154B2 (en) | 2017-09-08 | 2023-02-21 | Epiroc Rock Drills Aktiebolag | Mining or construction vehicle |
US11661797B2 (en) | 2017-09-08 | 2023-05-30 | Epiroc Rock Drills Aktiebolag | Mining or construction vehicle and a hydraulic cylinder conduit enclosing a conduit arrangement |
Families Citing this family (148)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2251671B1 (enrdf_load_stackoverflow) * | 1973-11-21 | 1980-04-11 | Poclain Sa | |
US3954188A (en) * | 1973-12-26 | 1976-05-04 | Prab Conveyors, Inc. | Universal transfer device |
US4002245A (en) * | 1974-09-16 | 1977-01-11 | George Mink | Material handling apparatus having gripping means for moving articles in several directions |
US4077525A (en) * | 1974-11-14 | 1978-03-07 | Lamb Industries, Inc. | Derrick mounted apparatus for the manipulation of pipe |
US4013178A (en) * | 1975-01-17 | 1977-03-22 | Brown Cicero C | Pipe racker |
SE386652B (sv) * | 1975-04-03 | 1976-08-16 | Kewaco Ab | Hydrauldriven grippel eller timmergaffel |
USRE29797E (en) * | 1975-06-02 | 1978-10-10 | Material handling apparatus having gripping means for moving articles in several directions | |
US4056188A (en) * | 1975-10-24 | 1977-11-01 | Whirlpool Corporation | Conveyor transfer apparatus pickup means reach-retract control |
NO144976C (no) * | 1976-04-01 | 1981-12-16 | Golar Nor Offshore As | Oer innretning for haandtering og lagring av stigeroer og borer |
US4202653A (en) * | 1976-04-30 | 1980-05-13 | Western Gear Corporation | Pipe handling apparatus |
US4274778A (en) * | 1979-06-05 | 1981-06-23 | Putnam Paul S | Mechanized stand handling apparatus for drilling rigs |
US4378959A (en) * | 1979-06-13 | 1983-04-05 | Thermwood Corporation | Apparatus for performing work functions |
US4266910A (en) * | 1979-09-04 | 1981-05-12 | Pickard Equipment, Inc. | Pipe positioner boom and head assembly for pipe laying frame |
NO156699B (no) * | 1980-03-17 | Bj-Hughes Inc. | Roerhaandteringsapparat. | |
US4335792A (en) * | 1980-08-07 | 1982-06-22 | Mahan Michael S | Working board for drilling rig |
USD267883S (en) | 1980-09-12 | 1983-02-08 | Thermwood Corporation | Industrial robot |
USD268033S (en) | 1980-12-22 | 1983-02-22 | Cincinnati Milacron Inc. | Robot arm |
USD269681S (en) | 1981-01-12 | 1983-07-12 | Cincinnati Milacron Inc. | Robot arm |
US4423648A (en) | 1981-03-23 | 1984-01-03 | International Tool And Supply Co., Inc. | Pipe alignment tool |
US4423647A (en) | 1981-02-06 | 1984-01-03 | International Tool & Supply Co., Inc. | Pipe alignment apparatus and method |
JPS58186581A (ja) * | 1982-04-21 | 1983-10-31 | ファナック株式会社 | 旋回装置 |
US4531875A (en) * | 1982-08-17 | 1985-07-30 | Impro Technologies, Inc. | Automated pipe equipment system |
US4621974A (en) * | 1982-08-17 | 1986-11-11 | Inpro Technologies, Inc. | Automated pipe equipment system |
JPS59134690A (ja) * | 1983-01-24 | 1984-08-02 | 三菱電機株式会社 | 多関節型ア−ク溶接ロボツト |
JPS59142089A (ja) * | 1983-01-26 | 1984-08-15 | 三菱電機株式会社 | ア−ク溶接ロボツト |
US4547110A (en) * | 1983-05-03 | 1985-10-15 | Guy E. Lane | Oil well drilling rig assembly and apparatus therefor |
US4575976A (en) * | 1983-06-24 | 1986-03-18 | Machine Products Corporation | Extension and retraction system for boom apparatus |
GB8331892D0 (en) * | 1983-11-30 | 1984-01-04 | Soil Machine Dynamics Ltd | Ploughs |
US4921386A (en) * | 1988-06-06 | 1990-05-01 | John Harrel | Device for positioning and stabbing casing from a remote selectively variable location |
US4652195A (en) * | 1984-01-26 | 1987-03-24 | Mcarthur James R | Casing stabbing and positioning apparatus |
US5049020A (en) * | 1984-01-26 | 1991-09-17 | John Harrel | Device for positioning and stabbing casing from a remote selectively variable location |
NL8402887A (nl) * | 1984-09-20 | 1986-04-16 | Ihc Holland Nv | Hopperzuiger. |
GB2169334B (en) * | 1984-11-08 | 1988-01-20 | Ming Luen Lam | A drilling and/or lifting machine |
SE445622B (sv) * | 1984-11-28 | 1986-07-07 | Avp Robot Ab | Anordning for uppberning och instellning av ett verktyg |
USD298834S (en) | 1985-05-10 | 1988-12-06 | Universal Machine Intelligence Limited | Robotic arm |
JPS61279522A (ja) * | 1985-06-05 | 1986-12-10 | Ichikou Eng Kk | 取出機用昇降装置 |
USD293324S (en) | 1985-07-17 | 1987-12-22 | Hitachi, Ltd. | Industrial robot |
US4715761A (en) * | 1985-07-30 | 1987-12-29 | Hughes Tool Company | Universal floor mounted pipe handling machine |
US4730788A (en) * | 1985-09-13 | 1988-03-15 | Sundstrand Corporation | Reaction coupled, torque balanced geartrain |
US4674944A (en) * | 1985-12-27 | 1987-06-23 | Kidde, Inc. | Forklift variable reach mechanism |
US4973215A (en) * | 1986-02-18 | 1990-11-27 | Robotics Research Corporation | Industrial robot with servo |
DE3629946A1 (de) * | 1986-09-03 | 1988-03-10 | Deutag Deutsche Tiefbohr Aktie | Bohrturm |
US4744710A (en) * | 1986-11-24 | 1988-05-17 | Parco Mast And Substructures | Drilling derrick with external pipe storage |
US4791997A (en) * | 1988-01-07 | 1988-12-20 | Vetco Gray Inc. | Pipe handling apparatus and method |
US4964780A (en) * | 1988-01-11 | 1990-10-23 | Robert Karvonen | Extendible boom forklift with level reach control |
DE3808822A1 (de) * | 1988-03-16 | 1989-09-28 | Siemens Ag | Hydraulisch gesteuertes greifwerkzeug |
US5059089A (en) * | 1988-10-17 | 1991-10-22 | Kocaoglan Harutyun A | Infinitely adjustable travel lead screw and multi-cylinder driven movement unit |
US5062756A (en) * | 1990-05-01 | 1991-11-05 | John Harrel | Device for positioning and stabbing casing from a remote selectively variable location |
US5169281A (en) * | 1991-01-17 | 1992-12-08 | Ohmstede Mechanical Services, Inc. | Detachable crane- or boom-operated heat exchanger tube bundle extractor |
US5203072A (en) * | 1991-01-17 | 1993-04-20 | Ohmstede Mechanical Services, Inc. | Detachable crane- or boom-operated heat exchanger tube bundle extractor |
US5113969A (en) * | 1991-05-10 | 1992-05-19 | Centre De Recherche Industrielle Du Quebec | Displaceable working platform with extensible boom |
EP0593803B1 (de) * | 1992-10-21 | 1998-01-07 | Weatherford/Lamb, Inc. | Vorrichtung zum Positionieren von Lasten |
JP3404399B2 (ja) * | 1993-07-30 | 2003-05-06 | ピーエイアール・システムス・インコーポレーテッド | 垂直方向に伸長可能な入れ子式チューブ |
DE4334378C2 (de) * | 1993-10-08 | 1999-01-14 | Weatherford Oil Tool | Vorrichtung zum Ausrichten von hängenden Lasten |
US6085852A (en) | 1995-02-22 | 2000-07-11 | The Charles Machine Works, Inc. | Pipe handling device |
US5762467A (en) * | 1996-04-26 | 1998-06-09 | Par Systems, Inc. | Underground storage tank manipulator |
US6085851A (en) * | 1996-05-03 | 2000-07-11 | Transocean Offshore Inc. | Multi-activity offshore exploration and/or development drill method and apparatus |
GB9617538D0 (en) | 1996-08-21 | 1996-10-02 | Weatherford Oil Tool | Positioning device |
US6874834B2 (en) | 1996-10-07 | 2005-04-05 | Phd, Inc. | Linear slide gripper |
US7249637B2 (en) | 1997-09-02 | 2007-07-31 | Weatherford/Lamb, Inc. | Method and device to clamp control lines to tubulars |
US6854533B2 (en) | 2002-12-20 | 2005-02-15 | Weatherford/Lamb, Inc. | Apparatus and method for drilling with casing |
DE19926055B4 (de) * | 1999-06-08 | 2004-03-04 | Tracto-Technik Paul Schmidt Spezialmaschinen | Vorrichtung zur Gestängeübergabe und Verfahren zum Einbringen von Gestängeschüssen |
IT1314808B1 (it) | 2000-03-08 | 2003-01-16 | Casagrande Spa | Caricatore automatico per aste di perforazione |
US6561368B1 (en) | 2000-05-01 | 2003-05-13 | Par Systems, Inc. | Telescoping tube assembly with a cabling system |
US20020045172A1 (en) * | 2000-06-30 | 2002-04-18 | Sturm Albert J. | Segmented support structure and method and fixture for making the same |
US6729833B2 (en) | 2000-09-25 | 2004-05-04 | Starcon International, Inc. | Method and apparatus for extracting and installing heat exchanger bundles |
US6685423B1 (en) | 2000-09-25 | 2004-02-03 | Starcon International, Inc. | Method and apparatus for extracting and installing heat exchanger bundles |
DE10139827A1 (de) * | 2001-08-14 | 2003-03-13 | Infineon Technologies Ag | Speicherzelle mit Grabenkondensator und vertikalem Auswahltransistor und einem zwischen diesen geformten ringförmigen Kontaktierungsbereich |
US6715569B1 (en) * | 2001-09-13 | 2004-04-06 | Tommie L. Rogers | Boom type power tong positioner |
US7077209B2 (en) * | 2001-10-30 | 2006-07-18 | Varco/Ip, Inc. | Mast for handling a coiled tubing injector |
CA2516649C (en) | 2003-02-27 | 2010-01-19 | Weatherford/Lamb, Inc. | Drill shoe |
US7874352B2 (en) | 2003-03-05 | 2011-01-25 | Weatherford/Lamb, Inc. | Apparatus for gripping a tubular on a drilling rig |
US20040174163A1 (en) * | 2003-03-06 | 2004-09-09 | Rogers Tommie L. | Apparatus and method for determining the position of the end of a threaded connection, and for positioning a power tong relative thereto |
NO318259B1 (no) * | 2003-08-15 | 2005-02-21 | Aker Mh As | Antikollisjonssystem |
WO2005071215A1 (en) * | 2004-01-15 | 2005-08-04 | Weatherford/Lamb, Inc. | Method and device to clamp control lines to tubulars |
US7559360B2 (en) * | 2004-03-24 | 2009-07-14 | John Paul Hobgood | Tong positioning and alignment device |
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 |
US20070114069A1 (en) * | 2004-11-08 | 2007-05-24 | Hooper Robert C | Apparatus for positioning and stabbing pipe in a drilling rig derrick |
US7967541B2 (en) * | 2004-11-29 | 2011-06-28 | Weatherford Canada Partnership | Apparatus for handling and racking pipes |
US7350587B2 (en) * | 2004-11-30 | 2008-04-01 | Varco I/P, Inc. | Pipe guide |
CA2532907C (en) | 2005-01-12 | 2008-08-12 | Weatherford/Lamb, Inc. | One-position fill-up and circulating tool |
US8998555B1 (en) | 2005-05-06 | 2015-04-07 | Little Giant Refuse Vehicle, LLC | Lightweight waste gathering and disposal vehicle with automated arm |
US7832974B2 (en) * | 2005-06-01 | 2010-11-16 | Canrig Drilling Technology Ltd. | Pipe-handling apparatus |
FR2889986A1 (fr) * | 2005-08-31 | 2007-03-02 | Applic Ind Et Thermiques Ait S | Dispositif d'introduction d'une canne dans une enceinte |
US7624967B1 (en) | 2006-04-19 | 2009-12-01 | Par Systems, Inc. | Opposed-rope hoist driven telescoping mast |
CA2586317C (en) | 2006-04-27 | 2012-04-03 | Weatherford/Lamb, Inc. | Torque sub for use with top drive |
US8016539B1 (en) * | 2006-07-25 | 2011-09-13 | Fast Distributing, Inc. | Chemical applicator trailer extendable hitch |
US20080060818A1 (en) * | 2006-09-07 | 2008-03-13 | Joshua Kyle Bourgeois | Light-weight single joint manipulator arm |
US7882902B2 (en) | 2006-11-17 | 2011-02-08 | Weatherford/Lamb, Inc. | Top drive interlock |
US20080217067A1 (en) * | 2007-03-09 | 2008-09-11 | Yaogen Ge | Articulated arm assembly |
US8419335B1 (en) | 2007-10-24 | 2013-04-16 | T&T Engineering Services, Inc. | Pipe handling apparatus with stab frame stiffening |
US8128332B2 (en) | 2007-10-24 | 2012-03-06 | T & T Engineering Services, Inc. | Header structure for a pipe handling apparatus |
US7726929B1 (en) | 2007-10-24 | 2010-06-01 | T&T Engineering Services | Pipe handling boom pretensioning apparatus |
US8469648B2 (en) * | 2007-10-24 | 2013-06-25 | T&T Engineering Services | Apparatus and method for pre-loading of a main rotating structural member |
US8033779B2 (en) | 2008-01-31 | 2011-10-11 | Canrig Drilling Technology Ltd. | Pipe handling apparatus and methods |
US8016536B2 (en) * | 2008-04-04 | 2011-09-13 | Canrig Drilling Technology Ltd. | Pipe-handling apparatus and methods |
US8408334B1 (en) | 2008-12-11 | 2013-04-02 | T&T Engineering Services, Inc. | Stabbing apparatus and method |
US9500049B1 (en) | 2008-12-11 | 2016-11-22 | Schlumberger Technology Corporation | Grip and vertical stab apparatus and method |
US8474806B2 (en) * | 2009-01-26 | 2013-07-02 | T&T Engineering Services, Inc. | Pipe gripping apparatus |
US8011426B1 (en) * | 2009-01-26 | 2011-09-06 | T&T Engineering Services, Inc. | Method of gripping a tubular with a tubular gripping mechanism |
US8496238B1 (en) | 2009-01-26 | 2013-07-30 | T&T Engineering Services, Inc. | Tubular gripping apparatus with locking mechanism |
US8371790B2 (en) * | 2009-03-12 | 2013-02-12 | T&T Engineering Services, Inc. | Derrickless tubular servicing system and method |
US8192128B2 (en) * | 2009-05-20 | 2012-06-05 | T&T Engineering Services, Inc. | Alignment apparatus and method for a boom of a pipe handling system |
US9556689B2 (en) | 2009-05-20 | 2017-01-31 | Schlumberger Technology Corporation | Alignment apparatus and method for a boom of a pipe handling system |
US8747045B2 (en) * | 2009-11-03 | 2014-06-10 | National Oilwell Varco, L.P. | Pipe stabilizer for pipe section guide system |
JP5653197B2 (ja) * | 2010-12-07 | 2015-01-14 | 株式会社タダノ | クレーン装置 |
US8523721B2 (en) | 2011-04-06 | 2013-09-03 | National Oilwell Varco, L.P. | Belt tensioner |
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US9091128B1 (en) | 2011-11-18 | 2015-07-28 | T&T Engineering Services, Inc. | Drill floor mountable automated pipe racking system |
US20130192817A1 (en) * | 2013-03-13 | 2013-08-01 | Express Energy Services Operating, LP | Apparatus for Aligning Tubulars During Placement in a Well |
US9476267B2 (en) | 2013-03-15 | 2016-10-25 | T&T Engineering Services, Inc. | System and method for raising and lowering a drill floor mountable automated pipe racking system |
US9752395B2 (en) * | 2013-05-06 | 2017-09-05 | Itrec B.V. | Wellbore drilling system |
CA2865727A1 (en) * | 2013-09-30 | 2015-03-30 | Posi-Plus Technologies Inc. | Telescoping arm with securable pole-tilt assembly |
CN103625934B (zh) * | 2013-12-06 | 2015-09-23 | 湖州锐格物流科技有限公司 | 一种食用菌框码垛装置 |
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CN105666477B (zh) * | 2016-03-28 | 2017-07-21 | 深圳大学 | 旋转与伸缩联动机械手及控制方法 |
US10844674B2 (en) * | 2016-04-29 | 2020-11-24 | Schlumberger Technology Corporation | High trip rate drilling rig |
WO2017190118A2 (en) | 2016-04-29 | 2017-11-02 | Schlumberger Technology Corporation | Tubular delivery arm for a drilling rig |
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WO2017193204A1 (en) | 2016-05-12 | 2017-11-16 | Dreco Energy Services Ulc | System and method for offline standbuilding |
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US10597954B2 (en) | 2017-10-10 | 2020-03-24 | Schlumberger Technology Corporation | Sequencing for pipe handling |
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Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE370620C (de) * | 1923-03-05 | Georg Heil | Mastenaufrichtvorrichtung | |
US2290247A (en) * | 1941-06-20 | 1942-07-21 | Jr Charles W Perkins | Pipe racker |
US2644713A (en) * | 1949-09-10 | 1953-07-07 | George E Failing Supply Compan | Elevator grapple |
US2881931A (en) * | 1953-07-10 | 1959-04-14 | Clark Equipment Co | Control mechanism for materials handling machines |
US2933210A (en) * | 1958-12-04 | 1960-04-19 | Harland R Dye | Container handling and dumping apparatus |
US3112037A (en) * | 1960-10-11 | 1963-11-26 | William E Thiermann | Pole setter |
US3165345A (en) * | 1963-08-26 | 1965-01-12 | Caterpillar Tractor Co | Fork for pulpwood and similar materials |
US3352441A (en) * | 1964-10-28 | 1967-11-14 | Alden Lars Anders Gustaf | Crane boom |
US3315821A (en) * | 1966-03-15 | 1967-04-25 | Grove Mfg Co | Four-section fully hydraulically operated boom |
US3561811A (en) * | 1968-05-23 | 1971-02-09 | Byron Jackson Inc | Well pipe racker |
US3543910A (en) * | 1968-07-30 | 1970-12-01 | George C Devol | Work-head automatic motions controls |
US3576268A (en) * | 1969-03-19 | 1971-04-27 | Hopper Inc | Back hoe or grader |
US3631991A (en) * | 1969-12-22 | 1972-01-04 | Chance Co Ab | Underslung winch and sheave structure for telescopic boom assembly |
US3762578A (en) * | 1972-01-17 | 1973-10-02 | Dresser Ind | Drill rod handling apparatus for raise drills |
-
1973
- 1973-07-09 US US00377321A patent/US3840128A/en not_active Expired - Lifetime
-
1974
- 1974-01-17 US US434199A patent/US3883009A/en not_active Expired - Lifetime
- 1974-01-17 US US434200A patent/US3885679A/en not_active Expired - Lifetime
- 1974-01-17 US US434186A patent/US3874518A/en not_active Expired - Lifetime
- 1974-07-09 FR FR7423855A patent/FR2237051B3/fr not_active Expired
- 1974-07-09 GB GB3036674A patent/GB1469661A/en not_active Expired
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Also Published As
Publication number | Publication date |
---|---|
US3883009A (en) | 1975-05-13 |
US3840128A (en) | 1974-10-08 |
US3885679A (en) | 1975-05-27 |
US3874518A (en) | 1975-04-01 |
FR2237051B3 (enrdf_load_stackoverflow) | 1977-05-06 |
FR2237051A1 (enrdf_load_stackoverflow) | 1975-02-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |