NO870227L - EQUIPMENT FOR DRILLING OIL AND GAS BURNS. - Google Patents

EQUIPMENT FOR DRILLING OIL AND GAS BURNS.

Info

Publication number
NO870227L
NO870227L NO870227A NO870227A NO870227L NO 870227 L NO870227 L NO 870227L NO 870227 A NO870227 A NO 870227A NO 870227 A NO870227 A NO 870227A NO 870227 L NO870227 L NO 870227L
Authority
NO
Norway
Prior art keywords
equipment
drilling oil
gas burns
burns
drilling
Prior art date
Application number
NO870227A
Other languages
Norwegian (no)
Other versions
NO870227D0 (en
Inventor
Stephen B Wetch
Gregory A Goris
Igor Krasnov
Original Assignee
Vetco Gray Inc
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 Gray Inc filed Critical Vetco Gray Inc
Publication of NO870227D0 publication Critical patent/NO870227D0/en
Publication of NO870227L publication Critical patent/NO870227L/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
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling
NO870227A 1986-01-21 1987-01-20 EQUIPMENT FOR DRILLING OIL AND GAS BURNS. NO870227L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82077686A 1986-01-21 1986-01-21

Publications (2)

Publication Number Publication Date
NO870227D0 NO870227D0 (en) 1987-01-20
NO870227L true NO870227L (en) 1987-07-22

Family

ID=25231695

Family Applications (1)

Application Number Title Priority Date Filing Date
NO870227A NO870227L (en) 1986-01-21 1987-01-20 EQUIPMENT FOR DRILLING OIL AND GAS BURNS.

Country Status (3)

Country Link
FR (1) FR2593225B1 (en)
GB (1) GB2186610B (en)
NO (1) NO870227L (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4865135A (en) * 1988-05-20 1989-09-12 Hughes Tool Company Top drive torque reactor
CA1335732C (en) * 1989-02-08 1995-05-30 Allan S. Richardson Drilling rig

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB494034A (en) * 1936-07-09 1938-10-19 Sullivan Machinery Co Improvements in and relating to chuck mechanism for drill rods
US3754605A (en) * 1970-09-24 1973-08-28 Robbin Co Earth drilling machine
SE364755B (en) * 1972-07-07 1974-03-04 Atlas Copco Ab
GB2178780A (en) * 1985-08-05 1987-02-18 Vetco Offshore Ind Inc Side drive drilling

Also Published As

Publication number Publication date
GB8700081D0 (en) 1987-02-11
NO870227D0 (en) 1987-01-20
GB2186610B (en) 1989-11-01
FR2593225B1 (en) 1990-03-09
GB2186610A (en) 1987-08-19
FR2593225A1 (en) 1987-07-24

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