DE9419109U1 - Schlagbohrer für Stein- und Betonwände - Google Patents

Schlagbohrer für Stein- und Betonwände

Info

Publication number
DE9419109U1
DE9419109U1 DE9419109U DE9419109U DE9419109U1 DE 9419109 U1 DE9419109 U1 DE 9419109U1 DE 9419109 U DE9419109 U DE 9419109U DE 9419109 U DE9419109 U DE 9419109U DE 9419109 U1 DE9419109 U1 DE 9419109U1
Authority
DE
Germany
Prior art keywords
stone
concrete walls
impact drill
drill
impact
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.)
Expired - Lifetime
Application number
DE9419109U
Other languages
English (en)
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.)
Terborg & Partner GmbH
Original Assignee
Terborg & Partner 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 Terborg & Partner GmbH filed Critical Terborg & Partner GmbH
Priority to DE9419109U priority Critical patent/DE9419109U1/de
Publication of DE9419109U1 publication Critical patent/DE9419109U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids

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)
DE9419109U 1994-11-29 1994-11-29 Schlagbohrer für Stein- und Betonwände Expired - Lifetime DE9419109U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9419109U DE9419109U1 (de) 1994-11-29 1994-11-29 Schlagbohrer für Stein- und Betonwände

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9419109U DE9419109U1 (de) 1994-11-29 1994-11-29 Schlagbohrer für Stein- und Betonwände

Publications (1)

Publication Number Publication Date
DE9419109U1 true DE9419109U1 (de) 1995-01-26

Family

ID=6916740

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9419109U Expired - Lifetime DE9419109U1 (de) 1994-11-29 1994-11-29 Schlagbohrer für Stein- und Betonwände

Country Status (1)

Country Link
DE (1) DE9419109U1 (de)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2756140A1 (de) * 1977-12-16 1979-06-21 Heinrich B Schaefers Gesteinsbohrer fuer bohrloecher kleineren durchmessers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2756140A1 (de) * 1977-12-16 1979-06-21 Heinrich B Schaefers Gesteinsbohrer fuer bohrloecher kleineren durchmessers

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