IT1030161B - DEVICE FOR LOS UNSCREWING OF PIPES IN A GROUND DRILLING MACHINE - Google Patents

DEVICE FOR LOS UNSCREWING OF PIPES IN A GROUND DRILLING MACHINE

Info

Publication number
IT1030161B
IT1030161B IT67403/75A IT6740375A IT1030161B IT 1030161 B IT1030161 B IT 1030161B IT 67403/75 A IT67403/75 A IT 67403/75A IT 6740375 A IT6740375 A IT 6740375A IT 1030161 B IT1030161 B IT 1030161B
Authority
IT
Italy
Prior art keywords
unscrewing
los
pipes
drilling machine
ground drilling
Prior art date
Application number
IT67403/75A
Other languages
Italian (it)
Original Assignee
Stenuick Freres
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 Stenuick Freres filed Critical Stenuick Freres
Application granted granted Critical
Publication of IT1030161B publication Critical patent/IT1030161B/en

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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/16—Connecting or disconnecting pipe couplings or joints
    • E21B19/167—Connecting or disconnecting pipe couplings or joints using a wrench adapted to engage a non circular section of pipe, e.g. a section with flats or splines
IT67403/75A 1974-02-18 1975-02-17 DEVICE FOR LOS UNSCREWING OF PIPES IN A GROUND DRILLING MACHINE IT1030161B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7405335A FR2261405B1 (en) 1974-02-18 1974-02-18

Publications (1)

Publication Number Publication Date
IT1030161B true IT1030161B (en) 1979-03-30

Family

ID=9135013

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67403/75A IT1030161B (en) 1974-02-18 1975-02-17 DEVICE FOR LOS UNSCREWING OF PIPES IN A GROUND DRILLING MACHINE

Country Status (9)

Country Link
JP (1) JPS5744798B2 (en)
AT (1) AT338728B (en)
CH (1) CH591007A5 (en)
DE (1) DE2505986C2 (en)
FR (1) FR2261405B1 (en)
GB (1) GB1499517A (en)
IT (1) IT1030161B (en)
NO (1) NO143468C (en)
SE (1) SE401545B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4102414A (en) * 1976-08-09 1978-07-25 Joy Manufacturing Company Drilling apparatus
FR2523635A1 (en) * 1982-03-17 1983-09-23 Bretagne Atel Chantiers DEVICE FOR MOUNTING A DRILL ROD TRAIN AND FOR TRAINING IN ROTATION AND TRANSLATION
FR2538443A1 (en) * 1982-12-22 1984-06-29 Petroles Cie Francaise DRIVE ROD FOR DRILL ROD TRAIN
DE3437649C1 (en) * 1984-10-13 1985-12-05 Injekta GmbH Bau- und Bodensanierung, 8200 Rosenheim Device for releasing drill stems screwed to one another
US4660634A (en) * 1985-06-19 1987-04-28 North Houston Machine, Inc. Automatic drill pipe breakout
US4981180A (en) * 1989-07-14 1991-01-01 National-Oilwell Positive lock of a drive assembly
GB2265647A (en) * 1992-04-04 1993-10-06 Compair Holman Ltd A drive coupling device for a longitudinally displaceable rotatable drive member
AUPO726097A0 (en) * 1997-06-11 1997-07-03 Sandvik Intellectual Property Ab Extension drilling system
CN110985494B (en) * 2019-11-21 2021-08-03 中国石油天然气集团有限公司 Joint structure and guide rail

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3291225A (en) * 1964-07-03 1966-12-13 Gardner Denver Co Drive coupling for drill string

Also Published As

Publication number Publication date
NO143468C (en) 1981-02-18
DE2505986A1 (en) 1975-08-28
NO750487L (en) 1975-08-19
SE401545B (en) 1978-05-16
FR2261405B1 (en) 1978-01-06
CH591007A5 (en) 1977-08-31
ATA114675A (en) 1977-01-15
FR2261405A1 (en) 1975-09-12
JPS50140301A (en) 1975-11-11
NO143468B (en) 1980-11-10
SE7501628L (en) 1975-08-19
JPS5744798B2 (en) 1982-09-24
GB1499517A (en) 1978-02-01
DE2505986C2 (en) 1984-07-05
AT338728B (en) 1977-09-12

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