CH391623A - Zentralgespülter Gesteinsbohrer - Google Patents

Zentralgespülter Gesteinsbohrer

Info

Publication number
CH391623A
CH391623A CH1410861A CH1410861A CH391623A CH 391623 A CH391623 A CH 391623A CH 1410861 A CH1410861 A CH 1410861A CH 1410861 A CH1410861 A CH 1410861A CH 391623 A CH391623 A CH 391623A
Authority
CH
Switzerland
Prior art keywords
centrally
rock drill
flushed
flushed rock
drill
Prior art date
Application number
CH1410861A
Other languages
English (en)
Inventor
Noll Albert
Original Assignee
Beteiligungs & Patentverw Gmbh
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 Beteiligungs & Patentverw Gmbh filed Critical Beteiligungs & Patentverw Gmbh
Publication of CH391623A publication Critical patent/CH391623A/de

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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/02—Swivel joints in hose-lines
    • 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

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)
CH1410861A 1961-01-20 1961-12-04 Zentralgespülter Gesteinsbohrer CH391623A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB0060920 1961-01-20

Publications (1)

Publication Number Publication Date
CH391623A true CH391623A (de) 1965-05-15

Family

ID=6973019

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1410861A CH391623A (de) 1961-01-20 1961-12-04 Zentralgespülter Gesteinsbohrer

Country Status (2)

Country Link
CH (1) CH391623A (de)
DE (1) DE1408678A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2459925A1 (fr) * 1979-06-23 1981-01-16 Salzgitter Maschinen Ag Dispositif d'etancheite entre le tube de lavage et l'extremite d'insertion d'un appareil a percussion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2459925A1 (fr) * 1979-06-23 1981-01-16 Salzgitter Maschinen Ag Dispositif d'etancheite entre le tube de lavage et l'extremite d'insertion d'un appareil a percussion

Also Published As

Publication number Publication date
DE1408678A1 (de) 1968-10-10

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