JPS5616278B2 - - Google Patents

Info

Publication number
JPS5616278B2
JPS5616278B2 JP4400773A JP4400773A JPS5616278B2 JP S5616278 B2 JPS5616278 B2 JP S5616278B2 JP 4400773 A JP4400773 A JP 4400773A JP 4400773 A JP4400773 A JP 4400773A JP S5616278 B2 JPS5616278 B2 JP S5616278B2
Authority
JP
Japan
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
JP4400773A
Other languages
Japanese (ja)
Other versions
JPS4920716A (enrdf_load_stackoverflow
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 filed Critical
Publication of JPS4920716A publication Critical patent/JPS4920716A/ja
Publication of JPS5616278B2 publication Critical patent/JPS5616278B2/ja
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
    • E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
    • 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
    • E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
    • E21B17/0465—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches characterised by radially inserted locking elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Joints With Sleeves (AREA)
  • Gripping On Spindles (AREA)
JP4400773A 1972-04-19 1973-04-18 Expired JPS5616278B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2218944A DE2218944A1 (de) 1972-04-19 1972-04-19 Innenlaschenverbindung fuer bohrrohre

Publications (2)

Publication Number Publication Date
JPS4920716A JPS4920716A (enrdf_load_stackoverflow) 1974-02-23
JPS5616278B2 true JPS5616278B2 (enrdf_load_stackoverflow) 1981-04-15

Family

ID=5842465

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4400773A Expired JPS5616278B2 (enrdf_load_stackoverflow) 1972-04-19 1973-04-18

Country Status (4)

Country Link
JP (1) JPS5616278B2 (enrdf_load_stackoverflow)
DE (1) DE2218944A1 (enrdf_load_stackoverflow)
FR (1) FR2180627A1 (enrdf_load_stackoverflow)
RO (1) RO64279A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6039185U (ja) * 1983-08-23 1985-03-18 株式会社　日本コインコ 硬貨選別機の硬貨受入れ口

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52131258A (en) * 1976-04-27 1977-11-04 Sanki Tetsukou Kk Process of screen
AT346792B (de) * 1977-04-19 1978-11-27 Aufschlaeger Kg Ferd Rohrverbindung, insbesondere fuer bohrrohre

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4526175Y1 (enrdf_load_stackoverflow) * 1966-03-10 1970-10-13

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6039185U (ja) * 1983-08-23 1985-03-18 株式会社　日本コインコ 硬貨選別機の硬貨受入れ口

Also Published As

Publication number Publication date
DE2218944A1 (de) 1973-10-31
FR2180627B1 (enrdf_load_stackoverflow) 1976-08-06
FR2180627A1 (en) 1973-11-30
RO64279A (fr) 1979-03-15
JPS4920716A (enrdf_load_stackoverflow) 1974-02-23

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