GB8620362D0 - Milling tool - Google Patents

Milling tool

Info

Publication number
GB8620362D0
GB8620362D0 GB868620362A GB8620362A GB8620362D0 GB 8620362 D0 GB8620362 D0 GB 8620362D0 GB 868620362 A GB868620362 A GB 868620362A GB 8620362 A GB8620362 A GB 8620362A GB 8620362 D0 GB8620362 D0 GB 8620362D0
Authority
GB
United Kingdom
Prior art keywords
milling tool
milling
tool
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.)
Pending
Application number
GB868620362A
Other languages
English (en)
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.)
Smith International North Sea Ltd
Original Assignee
Smith International North Sea Ltd
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 Smith International North Sea Ltd filed Critical Smith International North Sea Ltd
Priority to GB868620362A priority Critical patent/GB8620362D0/en
Publication of GB8620362D0 publication Critical patent/GB8620362D0/en
Priority to EP87307225A priority patent/EP0257944A3/en
Priority to NO873521A priority patent/NO873521L/no
Priority to JP62208047A priority patent/JPS63184689A/ja
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B29/002—Cutting, e.g. milling, a pipe with a cutter rotating along the circumference of the pipe
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
GB868620362A 1986-08-21 1986-08-21 Milling tool Pending GB8620362D0 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB868620362A GB8620362D0 (en) 1986-08-21 1986-08-21 Milling tool
EP87307225A EP0257944A3 (en) 1986-08-21 1987-08-14 Milling tool
NO873521A NO873521L (no) 1986-08-21 1987-08-20 Freseverktoey.
JP62208047A JPS63184689A (ja) 1986-08-21 1987-08-21 掘削工具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868620362A GB8620362D0 (en) 1986-08-21 1986-08-21 Milling tool

Publications (1)

Publication Number Publication Date
GB8620362D0 true GB8620362D0 (en) 1986-10-01

Family

ID=10603046

Family Applications (1)

Application Number Title Priority Date Filing Date
GB868620362A Pending GB8620362D0 (en) 1986-08-21 1986-08-21 Milling tool

Country Status (4)

Country Link
EP (1) EP0257944A3 (no)
JP (1) JPS63184689A (no)
GB (1) GB8620362D0 (no)
NO (1) NO873521L (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06294271A (ja) * 1991-05-09 1994-10-21 Toho Kinzoku Kk さく孔装置
CN116717206B (zh) * 2023-05-30 2024-01-23 西南石油大学 一体式水泥环破碎回收工具及方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3116800A (en) * 1960-12-12 1964-01-07 Lamphere Jean K Apparatus for conditioning well bores
US3147536A (en) * 1961-10-27 1964-09-08 Kammerer Jr Archer W Apparatus for milling tubular strings in well bores
US3454119A (en) * 1967-03-16 1969-07-08 John Mcclinton Jet-type reamer for use with drill pipe strings
FR2417002A1 (fr) * 1978-02-13 1979-09-07 Inst Francais Du Petrole Dispositif de stabilisation a lames comportant au moins un espace a effet venturi et utilisable notamment en combinaison avec un outil de forage
WO1980002858A1 (en) * 1979-06-19 1980-12-24 Syndrill Prod Joint Venture Deep hole rock drill bit
US4479558A (en) * 1981-08-05 1984-10-30 Gill Industries, Inc. Drilling sub
EP0106702A3 (en) * 1982-10-19 1986-02-05 Drumco Drill bit assembly having improved operational life
US4515227A (en) * 1983-04-27 1985-05-07 Christensen, Inc. Nozzle placement in a diamond rotating bit including a pilot bit
EP0176180B1 (en) * 1984-07-27 1988-11-30 DIAMANT BOART Société Anonyme Hole opener
GB2170529A (en) * 1985-01-28 1986-08-06 2M Downhole Limited Improvements in or relating to drilling apparatus
US4618010A (en) * 1986-02-18 1986-10-21 Team Engineering And Manufacturing, Inc. Hole opener

Also Published As

Publication number Publication date
EP0257944A2 (en) 1988-03-02
JPS63184689A (ja) 1988-07-30
EP0257944A3 (en) 1989-05-24
NO873521D0 (no) 1987-08-20
NO873521L (no) 1988-02-22

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