DK315686A - Apparat til overskaering af en boremanchet - Google Patents

Apparat til overskaering af en boremanchet Download PDF

Info

Publication number
DK315686A
DK315686A DK315686A DK315686A DK315686A DK 315686 A DK315686 A DK 315686A DK 315686 A DK315686 A DK 315686A DK 315686 A DK315686 A DK 315686A DK 315686 A DK315686 A DK 315686A
Authority
DK
Denmark
Prior art keywords
cuff
drill
cutting
drill cuff
Prior art date
Application number
DK315686A
Other languages
English (en)
Other versions
DK315686D0 (da
Inventor
James Nigel Smetham
Lazaris Lazari
Original Assignee
Vetco Ltd C E
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 Vetco Ltd C E filed Critical Vetco Ltd C E
Publication of DK315686D0 publication Critical patent/DK315686D0/da
Publication of DK315686A publication Critical patent/DK315686A/da

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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • E21B17/1021—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs
    • 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
    • E21B29/02—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 by explosives or by thermal or chemical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Earth Drilling (AREA)
DK315686A 1985-07-25 1986-07-02 Apparat til overskaering af en boremanchet DK315686A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858518808A GB8518808D0 (en) 1985-07-25 1985-07-25 Cutting drill collar

Publications (2)

Publication Number Publication Date
DK315686D0 DK315686D0 (da) 1986-07-02
DK315686A true DK315686A (da) 1987-01-26

Family

ID=10582850

Family Applications (1)

Application Number Title Priority Date Filing Date
DK315686A DK315686A (da) 1985-07-25 1986-07-02 Apparat til overskaering af en boremanchet

Country Status (5)

Country Link
EP (1) EP0210758A3 (da)
CN (1) CN86105695A (da)
DK (1) DK315686A (da)
GB (2) GB8518808D0 (da)
NO (1) NO862981L (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5730218A (en) * 1996-01-31 1998-03-24 Fmc Corporation Tool protection guide with energy absorbing bumper
CN106001669B (zh) * 2016-07-11 2018-11-06 泉州台商投资区盯略软件开发有限公司 一种钻头和带该钻头的钻孔装置
CN109236200B (zh) * 2018-09-28 2021-04-06 西南石油大学 一种爆炸驱动可调扶正器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2761384A (en) * 1951-02-26 1956-09-04 William G Sweetman Device for cutting a pipe inside of a well
US3196951A (en) * 1962-04-30 1965-07-27 Schlumberger Well Surv Corp Centralizers
US3192857A (en) * 1962-10-08 1965-07-06 Jet Res Ct Inc Well tubing cutting device
US3568053A (en) * 1968-10-15 1971-03-02 Sinclair Oil Corp Apparatus for establishing electrical contact with the casing in a wellbore
US4042019A (en) * 1976-03-15 1977-08-16 Henning Jack A Wireline actuated tubing cutter
US4352397A (en) * 1980-10-03 1982-10-05 Jet Research Center, Inc. Methods, apparatus and pyrotechnic compositions for severing conduits
US4506219A (en) * 1982-07-30 1985-03-19 Schlumberger Technology Corporation Borehole tool outrigger arm displacement control mechanism
FR2545872B1 (fr) * 1983-05-10 1985-07-26 Schlumberger Prospection Appareil de centrage d'un outil dans un puits tube en particulier pour puits devie

Also Published As

Publication number Publication date
GB2178091A (en) 1987-02-04
NO862981D0 (no) 1986-07-24
EP0210758A3 (en) 1989-07-26
EP0210758A2 (en) 1987-02-04
CN86105695A (zh) 1987-01-21
DK315686D0 (da) 1986-07-02
GB8518808D0 (en) 1985-08-29
GB2178091B (en) 1988-07-20
GB8615905D0 (en) 1986-08-06
NO862981L (no) 1987-01-26

Similar Documents

Publication Publication Date Title
DK148485A (da) Apparat til afproevning af et borehul
NO178834C (no) Innretning for avviksboring
DK108286A (da) Fremgangsmaade til fremstilling af en ketsjer
DK285987A (da) Armbaand til overvaagning af en jordforbindelse
DK221486D0 (da) Skaereapparat, isaer til klipning af baand
DK242187D0 (da) Indretning til opskaering af et slagtet fjerkrae
DK544686A (da) Redskab til udtagning af proever
DK600686D0 (da) Fremgangsmaade til fremstilling af et syntetisk staebt emne
DK177787A (da) Haandtag til et lukke
DK467086D0 (da) Apparat til injektion af en vaeske i kaed
DK155473C (da) Indretning til taending af et brandroer
DK73186A (da) Fremgangsmaade til fremstilling af et varmeisoleret ledningsroer
DK160385D0 (da) Anordning til placering af en urinpose
DK315686A (da) Apparat til overskaering af en boremanchet
DK155075C (da) Apparat til afkimning af et fluidum
DK623986D0 (da) Fremgangsmaade til bestemmelse af et coenzym
NO161584C (no) Anslagstenner for et prosjektil.
DK104086D0 (da) Apparat til at fortynde et koncentrat
FR2586951B1 (fr) Appareil a aleser
SE8500142L (sv) Tilleggsanordning till en med skopa forsedd grevanordning for tjelbrytning
DK155770C (da) Indretning til samling af skilte
RO91749A2 (ro) Dispozitiv de rodat simultan alezaje
SE8505408D0 (sv) Anordning for apparat forsedd med en forsta knappsats
RO93230A2 (ro) Procedeu de obtinere a polivinilidonei
RO90709A2 (ro) Procedeu de obtinere a azobisizobutironitrilului

Legal Events

Date Code Title Description
A0 Application filed
AHB Application shelved due to non-payment