EP0627543A3 - Underground borer with down hammer. - Google Patents

Underground borer with down hammer. Download PDF

Info

Publication number
EP0627543A3
EP0627543A3 EP94303286A EP94303286A EP0627543A3 EP 0627543 A3 EP0627543 A3 EP 0627543A3 EP 94303286 A EP94303286 A EP 94303286A EP 94303286 A EP94303286 A EP 94303286A EP 0627543 A3 EP0627543 A3 EP 0627543A3
Authority
EP
European Patent Office
Prior art keywords
down hammer
borer
underground
underground borer
hammer
Prior art date
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.)
Withdrawn
Application number
EP94303286A
Other languages
German (de)
French (fr)
Other versions
EP0627543A2 (en
Inventor
Jeon Jin Mo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kencho Kobe Co Ltd
Original Assignee
Kencho Kobe Co Ltd
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 Kencho Kobe Co Ltd filed Critical Kencho Kobe Co Ltd
Publication of EP0627543A2 publication Critical patent/EP0627543A2/en
Publication of EP0627543A3 publication Critical patent/EP0627543A3/en
Withdrawn legal-status Critical Current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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
    • 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
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
    • 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
    • E21B21/14—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using liquids and gases, e.g. foams
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/20—Drives for drilling, used in the borehole combined with surface drive

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)
EP94303286A 1993-06-01 1994-05-06 Underground borer with down hammer. Withdrawn EP0627543A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR9401593 1993-06-01
KR930094015 1993-06-01

Publications (2)

Publication Number Publication Date
EP0627543A2 EP0627543A2 (en) 1994-12-07
EP0627543A3 true EP0627543A3 (en) 1995-08-02

Family

ID=19375210

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94303286A Withdrawn EP0627543A3 (en) 1993-06-01 1994-05-06 Underground borer with down hammer.

Country Status (1)

Country Link
EP (1) EP0627543A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19609899A1 (en) * 1996-03-13 1997-09-18 Wirth Co Kg Masch Bohr Device for producing an earth hole
DE10005941C2 (en) * 2000-02-10 2002-02-21 Bauer Spezialtiefbau Down hole hammer screw with concreting pipe

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB609633A (en) * 1946-03-19 1948-10-05 Padley & Venables Ltd Improvements in water connections for coal, rock, and like drilling tools
US3061024A (en) * 1958-06-11 1962-10-30 Ingersoll Rand Co Water tube construction for down-the-hole drills
US3198267A (en) * 1963-05-17 1965-08-03 United States Steel Corp Method and apparatus for controlling dust in a rotary drilling operation
EP0168368A1 (en) * 1984-07-12 1986-01-15 Atlas Copco Aktiebolag Control method and control device for a down-the-hole rock drill

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB609633A (en) * 1946-03-19 1948-10-05 Padley & Venables Ltd Improvements in water connections for coal, rock, and like drilling tools
US3061024A (en) * 1958-06-11 1962-10-30 Ingersoll Rand Co Water tube construction for down-the-hole drills
US3198267A (en) * 1963-05-17 1965-08-03 United States Steel Corp Method and apparatus for controlling dust in a rotary drilling operation
EP0168368A1 (en) * 1984-07-12 1986-01-15 Atlas Copco Aktiebolag Control method and control device for a down-the-hole rock drill

Also Published As

Publication number Publication date
EP0627543A2 (en) 1994-12-07

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