JPS5330647B2 - - Google Patents

Info

Publication number
JPS5330647B2
JPS5330647B2 JP7244672A JP7244672A JPS5330647B2 JP S5330647 B2 JPS5330647 B2 JP S5330647B2 JP 7244672 A JP7244672 A JP 7244672A JP 7244672 A JP7244672 A JP 7244672A JP S5330647 B2 JPS5330647 B2 JP S5330647B2
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
JP7244672A
Other languages
Japanese (ja)
Other versions
JPS4828301A (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 JPS4828301A publication Critical patent/JPS4828301A/ja
Publication of JPS5330647B2 publication Critical patent/JPS5330647B2/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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/025—Rock drills, i.e. jumbo drills
    • 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
    • E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
    • E21B21/015—Means engaging the bore entrance, e.g. hoods for collecting dust

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
JP7244672A 1971-07-19 1972-07-19 Expired JPS5330647B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7109268A SE354317C (enrdf_load_stackoverflow) 1971-07-19 1971-07-19

Publications (2)

Publication Number Publication Date
JPS4828301A JPS4828301A (enrdf_load_stackoverflow) 1973-04-14
JPS5330647B2 true JPS5330647B2 (enrdf_load_stackoverflow) 1978-08-29

Family

ID=20276279

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7244672A Expired JPS5330647B2 (enrdf_load_stackoverflow) 1971-07-19 1972-07-19

Country Status (6)

Country Link
JP (1) JPS5330647B2 (enrdf_load_stackoverflow)
AU (1) AU4466772A (enrdf_load_stackoverflow)
DE (1) DE2235356A1 (enrdf_load_stackoverflow)
FR (1) FR2146369B3 (enrdf_load_stackoverflow)
IT (1) IT964720B (enrdf_load_stackoverflow)
SE (1) SE354317C (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6029518Y2 (ja) * 1975-08-06 1985-09-05 三井造船株式会社 さく孔機
US4434861A (en) 1981-01-07 1984-03-06 Howeth David Franklin Dust conveying and collecting system and method
DE102006042046A1 (de) * 2006-09-05 2008-03-06 Friedhelm Albrecht Bohrverfahren und Bohrvorrichtung

Also Published As

Publication number Publication date
AU4466772A (en) 1974-01-24
SE354317C (enrdf_load_stackoverflow) 1975-10-06
FR2146369A1 (enrdf_load_stackoverflow) 1973-03-02
SE354317B (enrdf_load_stackoverflow) 1973-03-05
FR2146369B3 (enrdf_load_stackoverflow) 1975-09-05
JPS4828301A (enrdf_load_stackoverflow) 1973-04-14
IT964720B (it) 1974-01-31
DE2235356A1 (de) 1973-02-01

Similar Documents

Publication Publication Date Title
FR2146369B3 (enrdf_load_stackoverflow)
AU2658571A (enrdf_load_stackoverflow)
AU2691671A (enrdf_load_stackoverflow)
AU2684071A (enrdf_load_stackoverflow)
AU3005371A (enrdf_load_stackoverflow)
AU2726271A (enrdf_load_stackoverflow)
AU2742671A (enrdf_load_stackoverflow)
AU2894671A (enrdf_load_stackoverflow)
AU2941471A (enrdf_load_stackoverflow)
AU2952271A (enrdf_load_stackoverflow)
AU2875571A (enrdf_load_stackoverflow)
AU2907471A (enrdf_load_stackoverflow)
AU2880771A (enrdf_load_stackoverflow)
AU2669471A (enrdf_load_stackoverflow)
AU2684171A (enrdf_load_stackoverflow)
AU2399971A (enrdf_load_stackoverflow)
AU2724971A (enrdf_load_stackoverflow)
AU2740271A (enrdf_load_stackoverflow)
AU2755871A (enrdf_load_stackoverflow)
AU3038671A (enrdf_load_stackoverflow)
AU3025871A (enrdf_load_stackoverflow)
AU2837671A (enrdf_load_stackoverflow)
AU2963771A (enrdf_load_stackoverflow)
AU2854371A (enrdf_load_stackoverflow)
AU1109576A (enrdf_load_stackoverflow)