GB1124593A - Collapsible derrick for drilling - Google Patents

Collapsible derrick for drilling

Info

Publication number
GB1124593A
GB1124593A GB38591/65A GB3859165A GB1124593A GB 1124593 A GB1124593 A GB 1124593A GB 38591/65 A GB38591/65 A GB 38591/65A GB 3859165 A GB3859165 A GB 3859165A GB 1124593 A GB1124593 A GB 1124593A
Authority
GB
United Kingdom
Prior art keywords
derrick
platform
drilling
sept
legs
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
GB38591/65A
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.)
ROUMANIAN MINISTRY OF PETROLEU
Original Assignee
ROUMANIAN MINISTRY OF PETROLEU
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 ROUMANIAN MINISTRY OF PETROLEU filed Critical ROUMANIAN MINISTRY OF PETROLEU
Publication of GB1124593A publication Critical patent/GB1124593A/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)

Abstract

1,124,593. Boring earth &c. MINISTRY OF PETROLEUM, ROUMANIA. 9 Sept., 1965 [21 Sept., 1964], No. 38591/65. Heading E1F. A derrick has legs 1 folding at 7 and pivoted to the crown block platform 11, gearing 14 being incorporated in the platform beams and connecting the legs to ensure that the platform remains horizontal during raising or lowering of the derrick. The derrick is raised or lowered by a pulley system or by hydraulic jacks. A racking platform 17 may be eccentrically mounted and raised by the travelling block.
GB38591/65A 1964-09-21 1965-09-09 Collapsible derrick for drilling Expired GB1124593A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO4855464 1964-09-21

Publications (1)

Publication Number Publication Date
GB1124593A true GB1124593A (en) 1968-08-21

Family

ID=20086464

Family Applications (1)

Application Number Title Priority Date Filing Date
GB38591/65A Expired GB1124593A (en) 1964-09-21 1965-09-09 Collapsible derrick for drilling

Country Status (2)

Country Link
US (1) US3416267A (en)
GB (1) GB1124593A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3593481A (en) * 1969-03-19 1971-07-20 Tom T Mikulin Extensible structure
US4089147A (en) * 1976-08-02 1978-05-16 Sujash Kumar Bain Module having collapsible properties
US4569168A (en) * 1982-09-20 1986-02-11 P J Repair Service, Inc. Self-elevating substructure for a portable oil derrick
US4587778A (en) * 1984-10-05 1986-05-13 Lee C. Moore Corporation Method and apparatus for erecting a drilling rig mast
CN102913138B (en) * 2012-11-15 2015-06-10 四川宏华石油设备有限公司 Retractable derrick
CN108487866A (en) * 2018-05-25 2018-09-04 山东科瑞机械制造有限公司 A kind of novel butterfly derrick

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1859993A (en) * 1929-10-15 1932-05-24 Sessions Donald Wilfred Lifting jack
US2556948A (en) * 1947-05-26 1951-06-12 Waldrip Engineering Co Portable derrick or mast
US2581706A (en) * 1948-06-25 1952-01-08 Harry J Rimbach Self-leveling and stabilizing jack
US2804949A (en) * 1954-03-16 1957-09-03 Moore Corp Lee C Telescoping portable mast
US2903896A (en) * 1955-02-28 1959-09-15 Cora S Greene Platform hoists
US2920871A (en) * 1957-04-26 1960-01-12 Samuel S Kolodin Automobile jack
US3109523A (en) * 1960-09-01 1963-11-05 Skytop Rig Co Folding derrick

Also Published As

Publication number Publication date
US3416267A (en) 1968-12-17

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