FR1275673A - Perforateur pour le perçage des murs - Google Patents

Perforateur pour le perçage des murs

Info

Publication number
FR1275673A
FR1275673A FR846011A FR846011A FR1275673A FR 1275673 A FR1275673 A FR 1275673A FR 846011 A FR846011 A FR 846011A FR 846011 A FR846011 A FR 846011A FR 1275673 A FR1275673 A FR 1275673A
Authority
FR
France
Prior art keywords
hole punch
wall drilling
drilling
wall
punch
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
Application number
FR846011A
Other languages
English (en)
Inventor
Louis Aackersberg Mortensen
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
Priority to FR846011A priority Critical patent/FR1275673A/fr
Application granted granted Critical
Publication of FR1275673A publication Critical patent/FR1275673A/fr
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
    • E21B10/00—Drill bits
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry

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)
FR846011A 1960-12-06 1960-12-06 Perforateur pour le perçage des murs Expired FR1275673A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR846011A FR1275673A (fr) 1960-12-06 1960-12-06 Perforateur pour le perçage des murs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR846011A FR1275673A (fr) 1960-12-06 1960-12-06 Perforateur pour le perçage des murs

Publications (1)

Publication Number Publication Date
FR1275673A true FR1275673A (fr) 1961-11-10

Family

ID=8744130

Family Applications (1)

Application Number Title Priority Date Filing Date
FR846011A Expired FR1275673A (fr) 1960-12-06 1960-12-06 Perforateur pour le perçage des murs

Country Status (1)

Country Link
FR (1) FR1275673A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4948306A (en) * 1987-08-08 1990-08-14 Aldof Wurth GmbH & Co. KG Drill

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4948306A (en) * 1987-08-08 1990-08-14 Aldof Wurth GmbH & Co. KG Drill

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