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GB818820A - Multiple completion well apparatus - Google Patents

Multiple completion well apparatus

Info

Publication number
GB818820A
GB818820A GB28039/56A GB2803956A GB818820A GB 818820 A GB818820 A GB 818820A GB 28039/56 A GB28039/56 A GB 28039/56A GB 2803956 A GB2803956 A GB 2803956A GB 818820 A GB818820 A GB 818820A
Authority
GB
United Kingdom
Prior art keywords
well apparatus
multiple completion
completion well
head
supporting
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
GB28039/56A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB818820A publication Critical patent/GB818820A/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
    • 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
    • E21B33/047—Casing heads; Suspending casings or tubings in well heads for plural tubing strings

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

818,820. Wells. BUTLER, G. A. Sept. 13, 1956 [April 24, 1956], No. 28039/56. Class 85 In a well-head supporting a plurality of parallel well pipes, at least one of the flow passages through the head is shaped to hold a valved plug. The couplings 32 supporting the well pipes (not shown) have internal grooves 72, 74 which are engaged by a back pressure valve 75 having control collars 76, 77 and inserted in the flow passage from above.
GB28039/56A 1956-04-24 1956-09-13 Multiple completion well apparatus Expired GB818820A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US818820XA 1956-04-24 1956-04-24

Publications (1)

Publication Number Publication Date
GB818820A true GB818820A (en) 1959-08-26

Family

ID=22167002

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28039/56A Expired GB818820A (en) 1956-04-24 1956-09-13 Multiple completion well apparatus

Country Status (1)

Country Link
GB (1) GB818820A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022191860A1 (en) * 2021-03-12 2022-09-15 Saudi Arabian Oil Company Tubing head adapters with multiple back pressure valves and methods of isolating production tubing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022191860A1 (en) * 2021-03-12 2022-09-15 Saudi Arabian Oil Company Tubing head adapters with multiple back pressure valves and methods of isolating production tubing
US11473388B2 (en) 2021-03-12 2022-10-18 Saudi Arabian Oil Company Tubing head adapters with multiple back pressure valves and methods of isolating production tubing

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