ZA77963B - Wet drilling connector seal - Google Patents

Wet drilling connector seal

Info

Publication number
ZA77963B
ZA77963B ZA770963A ZA77963A ZA77963B ZA 77963 B ZA77963 B ZA 77963B ZA 770963 A ZA770963 A ZA 770963A ZA 77963 A ZA77963 A ZA 77963A ZA 77963 B ZA77963 B ZA 77963B
Authority
ZA
South Africa
Prior art keywords
connector seal
wet drilling
drilling connector
wet
seal
Prior art date
Application number
ZA770963A
Other languages
English (en)
Inventor
R Evans
Original Assignee
Kennametal Inc
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 Kennametal Inc filed Critical Kennametal Inc
Publication of ZA77963B publication Critical patent/ZA77963B/xx

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

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)
ZA770963A 1976-02-24 1977-02-17 Wet drilling connector seal ZA77963B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66083376A 1976-02-24 1976-02-24

Publications (1)

Publication Number Publication Date
ZA77963B true ZA77963B (en) 1977-12-28

Family

ID=24651160

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA770963A ZA77963B (en) 1976-02-24 1977-02-17 Wet drilling connector seal

Country Status (5)

Country Link
AU (1) AU502589B2 (xx)
CA (1) CA1044274A (xx)
DE (1) DE2708044C2 (xx)
GB (1) GB1542828A (xx)
ZA (1) ZA77963B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5400861A (en) * 1994-05-05 1995-03-28 Kennametal, Inc. Rotatable cutting bit assembly
US7207400B2 (en) 2004-04-07 2007-04-24 Kennametal Inc. Coupler and roof drill bit assembly using such coupler

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US26938A (en) * 1860-01-24 Jaspelf vax womieh
US892082A (en) * 1906-04-17 1908-06-30 Ingersoll Rand Co Rock-drilling machine.
DE1028510B (de) * 1957-05-20 1958-04-24 Mannesmann Ag Rohrverbindung fuer die Gestaengerohre turbinengetriebener Erdbohrer
DE1248584B (de) * 1965-10-16 1967-08-31 Thyssen Roehrenwerke Ag Gasdichte Schraubverbindung fuer OElfeldrohre

Also Published As

Publication number Publication date
GB1542828A (en) 1979-03-28
AU2236377A (en) 1978-08-24
CA1044274A (en) 1978-12-12
DE2708044A1 (de) 1977-08-25
AU502589B2 (en) 1979-08-02
DE2708044C2 (de) 1986-01-02

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