AT296189B - Gesteinbohrer - Google Patents

Gesteinbohrer

Info

Publication number
AT296189B
AT296189B AT333870A AT333870A AT296189B AT 296189 B AT296189 B AT 296189B AT 333870 A AT333870 A AT 333870A AT 333870 A AT333870 A AT 333870A AT 296189 B AT296189 B AT 296189B
Authority
AT
Austria
Prior art keywords
rock drill
drill
rock
Prior art date
Application number
AT333870A
Other languages
English (en)
Original Assignee
Hawera Probst Kg Hartmetall
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 Hawera Probst Kg Hartmetall filed Critical Hawera Probst Kg Hartmetall
Application granted granted Critical
Publication of AT296189B publication Critical patent/AT296189B/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
    • 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)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
AT333870A 1969-05-30 1970-04-13 Gesteinbohrer AT296189B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691927754 DE1927754C3 (de) 1969-05-30 1969-05-30 Gesteinsbohrer

Publications (1)

Publication Number Publication Date
AT296189B true AT296189B (de) 1972-02-10

Family

ID=5735705

Family Applications (1)

Application Number Title Priority Date Filing Date
AT333870A AT296189B (de) 1969-05-30 1970-04-13 Gesteinbohrer

Country Status (11)

Country Link
AT (1) AT296189B (de)
BE (1) BE750655A (de)
CA (1) CA961029A (de)
CH (1) CH519094A (de)
DE (1) DE1927754C3 (de)
DK (1) DK137867B (de)
FR (1) FR2048559A5 (de)
GB (1) GB1280065A (de)
LU (1) LU60960A1 (de)
NL (1) NL162586C (de)
SE (1) SE365574B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2735227C2 (de) * 1977-08-04 1983-10-27 Hawera Probst Gmbh + Co, 7980 Ravensburg Gesteinsbohrer
CH626557A5 (de) * 1978-09-28 1981-11-30 Guex Philippe & Fils Sa
DE3014693A1 (de) * 1980-04-16 1981-10-22 Hilti AG, 9494 Schaan Gesteinsbohrer
DE3834675A1 (de) * 1988-10-12 1990-04-19 Hawera Probst Kg Hartmetall Bohrwerkzeug
US5918105A (en) * 1994-12-12 1999-06-29 Black & Decker Inc. Cutting tools for drilling concrete, aggregate, masonry or the like materials
TW299385B (en) * 1994-12-12 1997-03-01 Black & Decker Inc Cutting tools for drilling concrete, aggregate, masonry or the like materials
US5641028A (en) * 1995-08-10 1997-06-24 Black & Decker Inc. Drill bit with debris conveying flute
DE102016225458A1 (de) * 2016-12-19 2018-06-21 Robert Bosch Gmbh Ultraschallbohrwerkzeug

Also Published As

Publication number Publication date
CH519094A (de) 1972-02-15
DE1927754B2 (de) 1978-04-27
NL162586B (nl) 1980-01-15
LU60960A1 (de) 1970-07-21
NL7005722A (de) 1970-12-02
SE365574B (de) 1974-03-25
FR2048559A5 (de) 1971-03-19
NL162586C (nl) 1980-06-16
DK137867B (da) 1978-05-22
DE1927754A1 (de) 1970-12-17
BE750655A (fr) 1970-11-03
GB1280065A (en) 1972-07-05
DE1927754C3 (de) 1978-12-14
CA961029A (en) 1975-01-14

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