GB1370314A - Drill rods - Google Patents

Drill rods

Info

Publication number
GB1370314A
GB1370314A GB4901971A GB4901971A GB1370314A GB 1370314 A GB1370314 A GB 1370314A GB 4901971 A GB4901971 A GB 4901971A GB 4901971 A GB4901971 A GB 4901971A GB 1370314 A GB1370314 A GB 1370314A
Authority
GB
United Kingdom
Prior art keywords
box
pin
tapered
welding
adjacent
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.)
Expired
Application number
GB4901971A
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.)
Longyear Co
Original Assignee
Longyear 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 Longyear Co filed Critical Longyear Co
Publication of GB1370314A publication Critical patent/GB1370314A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L13/00—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints
    • F16L13/02—Welded joints
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
GB4901971A 1970-10-26 1971-10-21 Drill rods Expired GB1370314A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8400170A 1970-10-26 1970-10-26

Publications (1)

Publication Number Publication Date
GB1370314A true GB1370314A (en) 1974-10-16

Family

ID=22182037

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4901971A Expired GB1370314A (en) 1970-10-26 1971-10-21 Drill rods

Country Status (10)

Country Link
AU (1) AU474575B2 (fr)
BE (1) BE774444A (fr)
BR (1) BR7107136D0 (fr)
CA (1) CA966827A (fr)
DE (1) DE2153009A1 (fr)
ES (1) ES396348A1 (fr)
FR (1) FR2111824B3 (fr)
GB (1) GB1370314A (fr)
NL (1) NL7114620A (fr)
ZA (1) ZA716674B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2314519A (en) * 1996-06-25 1998-01-07 Klemm Bohrtech Welding heavy duty drill pipes

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2038378C (fr) * 1991-03-25 1998-08-18 Irvin Joseph Laporte (Bud) Tube de forage stabilise

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2314519A (en) * 1996-06-25 1998-01-07 Klemm Bohrtech Welding heavy duty drill pipes

Also Published As

Publication number Publication date
FR2111824A3 (fr) 1972-06-09
NL7114620A (fr) 1972-04-28
FR2111824B3 (fr) 1974-06-07
AU3459371A (en) 1973-04-19
BE774444A (fr) 1972-04-25
ES396348A1 (es) 1974-11-01
CA966827A (en) 1975-04-29
BR7107136D0 (pt) 1973-03-29
AU474575B2 (en) 1976-07-29
DE2153009A1 (de) 1972-04-27
ZA716674B (en) 1972-06-28

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee