GB1153233A - Coupling and Rod System for Rock Drills - Google Patents

Coupling and Rod System for Rock Drills

Info

Publication number
GB1153233A
GB1153233A GB4480767A GB4480767A GB1153233A GB 1153233 A GB1153233 A GB 1153233A GB 4480767 A GB4480767 A GB 4480767A GB 4480767 A GB4480767 A GB 4480767A GB 1153233 A GB1153233 A GB 1153233A
Authority
GB
United Kingdom
Prior art keywords
coupling
rod system
rock drills
rod
drills
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
GB4480767A
Inventor
J D Ditson
James F Cantrel
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand 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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Priority to GB4480767A priority Critical patent/GB1153233A/en
Publication of GB1153233A publication Critical patent/GB1153233A/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
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded
    • E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods
    • 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
    • E21B17/22—Rods or pipes with helical structure

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

1,153,233. Percussive drills. INGERSOLLRAND CO. 2 Oct., 1967, No. 44807/67. Addition to 1,071,288. Heading B4C. The rock drill as claimed in the parent Specification 1,071,288, is modified by interrupting the thread at at least one portion 18 of the length of the rod.
GB4480767A 1967-10-02 1967-10-02 Coupling and Rod System for Rock Drills Expired GB1153233A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4480767A GB1153233A (en) 1967-10-02 1967-10-02 Coupling and Rod System for Rock Drills

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4480767A GB1153233A (en) 1967-10-02 1967-10-02 Coupling and Rod System for Rock Drills

Publications (1)

Publication Number Publication Date
GB1153233A true GB1153233A (en) 1969-05-29

Family

ID=10434839

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4480767A Expired GB1153233A (en) 1967-10-02 1967-10-02 Coupling and Rod System for Rock Drills

Country Status (1)

Country Link
GB (1) GB1153233A (en)

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Legal Events

Date Code Title Description
PS Patent sealed