DK294588A - TOOLS FOR RELIABLE INSERTION IN A DRILL EQUIPMENT - Google Patents

TOOLS FOR RELIABLE INSERTION IN A DRILL EQUIPMENT

Info

Publication number
DK294588A
DK294588A DK294588A DK294588A DK294588A DK 294588 A DK294588 A DK 294588A DK 294588 A DK294588 A DK 294588A DK 294588 A DK294588 A DK 294588A DK 294588 A DK294588 A DK 294588A
Authority
DK
Denmark
Prior art keywords
tools
drill equipment
reliable insertion
reliable
drill
Prior art date
Application number
DK294588A
Other languages
Danish (da)
Other versions
DK294588D0 (en
Inventor
Steven C Speegle
Jr Douglas W Walp
Roy P Bullard
Original Assignee
Otis Eng Co
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 Otis Eng Co filed Critical Otis Eng Co
Publication of DK294588D0 publication Critical patent/DK294588D0/en
Publication of DK294588A publication Critical patent/DK294588A/en

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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/02—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for locking the tools or the like in landing nipples or in recesses between adjacent sections of tubing
    • 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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • 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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
    • E21B34/105—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole retrievable, e.g. wire line retrievable, i.e. with an element which can be landed into a landing-nipple provided with a passage for control fluid
    • 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
    • E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
    • E21B2200/05—Flapper valves

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)
  • Earth Drilling (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
DK294588A 1987-06-22 1988-05-30 TOOLS FOR RELIABLE INSERTION IN A DRILL EQUIPMENT DK294588A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873720573 DE3720573A1 (en) 1987-06-22 1987-06-22 Tool which can be releasably inserted in a borehole casing string

Publications (2)

Publication Number Publication Date
DK294588D0 DK294588D0 (en) 1988-05-30
DK294588A true DK294588A (en) 1988-12-23

Family

ID=6330054

Family Applications (1)

Application Number Title Priority Date Filing Date
DK294588A DK294588A (en) 1987-06-22 1988-05-30 TOOLS FOR RELIABLE INSERTION IN A DRILL EQUIPMENT

Country Status (3)

Country Link
DE (1) DE3720573A1 (en)
DK (1) DK294588A (en)
NL (1) NL8801584A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4524830A (en) * 1983-07-05 1985-06-25 Otis Engineering Corporation Landing nipple with subsurface safety valve
US4651822A (en) * 1986-04-23 1987-03-24 Camco, Incorporated Dump and kill valve for a sidepocket mandrel

Also Published As

Publication number Publication date
DE3720573A1 (en) 1989-01-05
DK294588D0 (en) 1988-05-30
NL8801584A (en) 1989-01-16

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment