CA926852A - Drilling rig with shiftable crown blocks - Google Patents

Drilling rig with shiftable crown blocks

Info

Publication number
CA926852A
CA926852A CA094691A CA94691A CA926852A CA 926852 A CA926852 A CA 926852A CA 094691 A CA094691 A CA 094691A CA 94691 A CA94691 A CA 94691A CA 926852 A CA926852 A CA 926852A
Authority
CA
Canada
Prior art keywords
shiftable
drilling rig
crown blocks
crown
blocks
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
Application number
CA094691A
Other versions
CA94691S (en
Inventor
W. Moore Wesley
H. Redwine Fletcher
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
USS Engineers and Consultants Inc
Original Assignee
USS Engineers and Consultants Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by USS Engineers and Consultants Inc filed Critical USS Engineers and Consultants Inc
Application granted granted Critical
Publication of CA926852A publication Critical patent/CA926852A/en
Expired legal-status Critical Current

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
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
CA094691A 1969-10-14 1970-10-02 Drilling rig with shiftable crown blocks Expired CA926852A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86625969A 1969-10-14 1969-10-14

Publications (1)

Publication Number Publication Date
CA926852A true CA926852A (en) 1973-05-22

Family

ID=25347244

Family Applications (1)

Application Number Title Priority Date Filing Date
CA094691A Expired CA926852A (en) 1969-10-14 1970-10-02 Drilling rig with shiftable crown blocks

Country Status (5)

Country Link
US (1) US3658298A (en)
JP (1) JPS4942563B1 (en)
CA (1) CA926852A (en)
FR (1) FR2064321B1 (en)
GB (1) GB1327782A (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936034A (en) * 1974-04-08 1976-02-03 Vetco Offshore Industries, Inc. Balanced hoist apparatus
US4208158A (en) * 1978-04-10 1980-06-17 Franklin Enterprises, Inc. Auxiliary offshore rig and methods for using same
DK517285D0 (en) * 1985-11-08 1985-11-08 Dansk Ind Syndikat PROCEDURE AND DRILLING FOR DRILLING DRILLS
US4836300A (en) * 1986-10-23 1989-06-06 Parco Mast And Substructures, Inc. Method of performing drilling operations from a derrick
US4796863A (en) * 1986-10-23 1989-01-10 Parco Mast And Substructures, Inc. Dual cluster crown block
US4842250A (en) * 1987-09-03 1989-06-27 W-N Apache Corporation Line reeving system for earth drilling machine
NO891944D0 (en) * 1989-05-12 1989-05-12 Hitec As DEVICE FOR ROD HANDLING SYSTEM.
US6085851A (en) * 1996-05-03 2000-07-11 Transocean Offshore Inc. Multi-activity offshore exploration and/or development drill method and apparatus
WO2001029366A1 (en) * 1999-10-19 2001-04-26 Roodenburg, Joop Hoisting mechanism, with compensator installed in a hoisting cable system
CA2298089A1 (en) 2000-02-03 2001-08-03 Plains Energy Services Ltd. Linear coiled tubing injector
US6926103B1 (en) 2001-07-02 2005-08-09 Itrec B.V. Splittable block on a derrick
US20030111232A1 (en) * 2001-12-17 2003-06-19 Welsh Walter Thomas Crown block shifting apparatus and method
US6966106B1 (en) 2002-01-14 2005-11-22 Itrec B.V. Method and apparatus for transporting and running tubulars
US6868902B1 (en) 2002-01-14 2005-03-22 Itrec B.V. Multipurpose reeled tubing assembly
US6871609B2 (en) * 2002-08-30 2005-03-29 Itrec B.V. Multipurpose tower for monohull
US7083004B2 (en) * 2002-10-17 2006-08-01 Itrec B.V. Cantilevered multi purpose tower and method for installing drilling equipment
US6932553B1 (en) 2003-03-17 2005-08-23 Itrec, B.V. Multipurpose unit for drilling and well intervention
US6901998B1 (en) 2003-03-17 2005-06-07 Itrec B.V. Method for using a multipurpose system
NO326329B1 (en) * 2006-06-19 2008-11-10 Nat Oilwell Norway As Lifting device
US7802636B2 (en) 2007-02-23 2010-09-28 Atwood Oceanics, Inc. Simultaneous tubular handling system and method
BR112012021039A2 (en) * 2010-02-24 2017-09-19 Devin Int Inc all-winding apparatus and motion eliminator method
US8955602B2 (en) 2010-11-19 2015-02-17 Letourneau Technologies, Inc. System and methods for continuous and near continuous drilling
DK201470227A1 (en) * 2014-04-16 2015-08-31 Maersk Drilling As An offshore drilling rig and a method of operating the same
US9677345B2 (en) 2015-05-27 2017-06-13 National Oilwell Varco, L.P. Well intervention apparatus and method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2187392A (en) * 1937-01-11 1940-01-16 Alvin H Lane Derrick
US2643005A (en) * 1948-03-12 1953-06-23 Paul A Medearis Well pipe handling equipment
US2685378A (en) * 1949-08-25 1954-08-03 Standard Oil Dev Co Method for handling drill pipe
US3336003A (en) * 1966-02-17 1967-08-15 Global Marine Inc Travelling block guide

Also Published As

Publication number Publication date
DE2049539B2 (en) 1977-05-18
FR2064321B1 (en) 1975-03-14
US3658298A (en) 1972-04-25
DE2049539A1 (en) 1971-04-22
FR2064321A1 (en) 1971-07-23
GB1327782A (en) 1973-08-22
JPS4942563B1 (en) 1974-11-15

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