GB999846A - Drill collar - Google Patents

Drill collar

Info

Publication number
GB999846A
GB999846A GB4755263A GB4755263A GB999846A GB 999846 A GB999846 A GB 999846A GB 4755263 A GB4755263 A GB 4755263A GB 4755263 A GB4755263 A GB 4755263A GB 999846 A GB999846 A GB 999846A
Authority
GB
United Kingdom
Prior art keywords
drill collar
connector
threaded portion
lands
screw
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
GB4755263A
Inventor
Sterling Guy Marshall
John Francis Gormley
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.)
Reed Roller Bit Co
Original Assignee
Reed Roller Bit 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 Reed Roller Bit Co filed Critical Reed Roller Bit Co
Priority to GB4755263A priority Critical patent/GB999846A/en
Publication of GB999846A publication Critical patent/GB999846A/en
Expired legal-status Critical Current

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
    • E21B17/16—Drill collars
    • 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
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)

Abstract

999,846. Pipe couplings. REED ROLLER BIT CO. Dec. 2, 1963, No. 47552/63. Headings F2G and F2U. A coupling particularly for a well-drill comprises a connector 9 having an internally screw - threaded portion 11 and internal lands 12, 13, and a tubular member 2 provided with lands 7, 8 and an externally screw - threaded portion 6. As shown, the connector 9 is heated and shrunk on to the member 2 and has a shoulder 14 contacted by the end 5 of the member 2.
GB4755263A 1963-12-02 1963-12-02 Drill collar Expired GB999846A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4755263A GB999846A (en) 1963-12-02 1963-12-02 Drill collar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4755263A GB999846A (en) 1963-12-02 1963-12-02 Drill collar

Publications (1)

Publication Number Publication Date
GB999846A true GB999846A (en) 1965-07-28

Family

ID=10445399

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4755263A Expired GB999846A (en) 1963-12-02 1963-12-02 Drill collar

Country Status (1)

Country Link
GB (1) GB999846A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3754609A (en) * 1970-09-30 1973-08-28 Smith International Drill string torque transmission sleeve
FR2526079A2 (en) * 1982-04-29 1983-11-04 Dril Quip Inc CONNECTOR ASSEMBLY
CN103291224A (en) * 2012-03-05 2013-09-11 中国五冶集团有限公司 Drill bit structure with connecting sleeve pipe

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3754609A (en) * 1970-09-30 1973-08-28 Smith International Drill string torque transmission sleeve
FR2526079A2 (en) * 1982-04-29 1983-11-04 Dril Quip Inc CONNECTOR ASSEMBLY
CN103291224A (en) * 2012-03-05 2013-09-11 中国五冶集团有限公司 Drill bit structure with connecting sleeve pipe

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