NL167013C - CONICAL THREADED CONNECTION AND AN APPARATUS FOR PULLING DRILLING TOOLS FROM A BORE HOLE IN WHICH THIS CONNECTION IS APPLIED. - Google Patents

CONICAL THREADED CONNECTION AND AN APPARATUS FOR PULLING DRILLING TOOLS FROM A BORE HOLE IN WHICH THIS CONNECTION IS APPLIED.

Info

Publication number
NL167013C
NL167013C NL7604288A NL7604288A NL167013C NL 167013 C NL167013 C NL 167013C NL 7604288 A NL7604288 A NL 7604288A NL 7604288 A NL7604288 A NL 7604288A NL 167013 C NL167013 C NL 167013C
Authority
NL
Netherlands
Prior art keywords
connection
bore hole
drilling tools
conical threaded
threaded connection
Prior art date
Application number
NL7604288A
Other languages
Dutch (nl)
Other versions
NL7604288A (en
NL167013B (en
Original Assignee
Nii Mek Mgu
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 Nii Mek Mgu filed Critical Nii Mek Mgu
Priority to NL7604288A priority Critical patent/NL167013C/en
Publication of NL7604288A publication Critical patent/NL7604288A/en
Publication of NL167013B publication Critical patent/NL167013B/en
Application granted granted Critical
Publication of NL167013C publication Critical patent/NL167013C/en

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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B33/00—Features common to bolt and nut
    • F16B33/02—Shape of thread; Special thread-forms

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
NL7604288A 1976-04-22 1976-04-22 CONICAL THREADED CONNECTION AND AN APPARATUS FOR PULLING DRILLING TOOLS FROM A BORE HOLE IN WHICH THIS CONNECTION IS APPLIED. NL167013C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL7604288A NL167013C (en) 1976-04-22 1976-04-22 CONICAL THREADED CONNECTION AND AN APPARATUS FOR PULLING DRILLING TOOLS FROM A BORE HOLE IN WHICH THIS CONNECTION IS APPLIED.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7604288A NL167013C (en) 1976-04-22 1976-04-22 CONICAL THREADED CONNECTION AND AN APPARATUS FOR PULLING DRILLING TOOLS FROM A BORE HOLE IN WHICH THIS CONNECTION IS APPLIED.

Publications (3)

Publication Number Publication Date
NL7604288A NL7604288A (en) 1977-10-25
NL167013B NL167013B (en) 1981-05-15
NL167013C true NL167013C (en) 1981-10-15

Family

ID=19826052

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7604288A NL167013C (en) 1976-04-22 1976-04-22 CONICAL THREADED CONNECTION AND AN APPARATUS FOR PULLING DRILLING TOOLS FROM A BORE HOLE IN WHICH THIS CONNECTION IS APPLIED.

Country Status (1)

Country Link
NL (1) NL167013C (en)

Also Published As

Publication number Publication date
NL7604288A (en) 1977-10-25
NL167013B (en) 1981-05-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee