CH519094A - Gesteinsbohrer - Google Patents

Gesteinsbohrer

Info

Publication number
CH519094A
CH519094A CH529170A CH529170A CH519094A CH 519094 A CH519094 A CH 519094A CH 529170 A CH529170 A CH 529170A CH 529170 A CH529170 A CH 529170A CH 519094 A CH519094 A CH 519094A
Authority
CH
Switzerland
Prior art keywords
rock drill
drill
rock
Prior art date
Application number
CH529170A
Other languages
German (de)
English (en)
Inventor
Kuch Josef
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
Publication of CH519094A publication Critical patent/CH519094A/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)
CH529170A 1969-05-30 1970-04-09 Gesteinsbohrer CH519094A (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
CH519094A true CH519094A (de) 1972-02-15

Family

ID=5735705

Family Applications (1)

Application Number Title Priority Date Filing Date
CH529170A CH519094A (de) 1969-05-30 1970-04-09 Gesteinsbohrer

Country Status (11)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018114319A1 (de) * 2016-12-19 2018-06-28 Robert Bosch Gmbh Ultraschallbohrwerkzeug

Families Citing this family (7)

* 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 (enrdf_load_stackoverflow) * 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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018114319A1 (de) * 2016-12-19 2018-06-28 Robert Bosch Gmbh Ultraschallbohrwerkzeug

Also Published As

Publication number Publication date
DE1927754A1 (de) 1970-12-17
DE1927754B2 (de) 1978-04-27
BE750655A (fr) 1970-11-03
FR2048559A5 (enrdf_load_stackoverflow) 1971-03-19
CA961029A (en) 1975-01-14
GB1280065A (en) 1972-07-05
DE1927754C3 (de) 1978-12-14
DK137867B (da) 1978-05-22
NL162586C (nl) 1980-06-16
AT296189B (de) 1972-02-10
SE365574B (enrdf_load_stackoverflow) 1974-03-25
NL7005722A (enrdf_load_stackoverflow) 1970-12-02
NL162586B (nl) 1980-01-15
LU60960A1 (enrdf_load_stackoverflow) 1970-07-21

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Legal Events

Date Code Title Description
PL Patent ceased