NL162586C - Steenboor. - Google Patents

Steenboor.

Info

Publication number
NL162586C
NL162586C NL7005722A NL7005722A NL162586C NL 162586 C NL162586 C NL 162586C NL 7005722 A NL7005722 A NL 7005722A NL 7005722 A NL7005722 A NL 7005722A NL 162586 C NL162586 C NL 162586C
Authority
NL
Netherlands
Prior art keywords
stone drill
drill
stone
Prior art date
Application number
NL7005722A
Other languages
English (en)
Dutch (nl)
Other versions
NL7005722A (xx
NL162586B (nl
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 NL7005722A publication Critical patent/NL7005722A/xx
Publication of NL162586B publication Critical patent/NL162586B/xx
Application granted granted Critical
Publication of NL162586C publication Critical patent/NL162586C/xx

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)
NL7005722A 1969-05-30 1970-04-21 Steenboor. NL162586C (nl)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
NL7005722A NL7005722A (xx) 1970-12-02
NL162586B NL162586B (nl) 1980-01-15
NL162586C true NL162586C (nl) 1980-06-16

Family

ID=5735705

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7005722A NL162586C (nl) 1969-05-30 1970-04-21 Steenboor.

Country Status (11)

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

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 (xx) * 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
TW299385B (en) * 1994-12-12 1997-03-01 Black & Decker Inc Cutting tools for drilling concrete, aggregate, masonry or the like materials
US5918105A (en) * 1994-12-12 1999-06-29 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
FR2048559A5 (xx) 1971-03-19
DE1927754B2 (de) 1978-04-27
DE1927754A1 (de) 1970-12-17
CA961029A (en) 1975-01-14
GB1280065A (en) 1972-07-05
NL7005722A (xx) 1970-12-02
CH519094A (de) 1972-02-15
DE1927754C3 (de) 1978-12-14
NL162586B (nl) 1980-01-15
BE750655A (fr) 1970-11-03
LU60960A1 (xx) 1970-07-21
DK137867B (da) 1978-05-22
SE365574B (xx) 1974-03-25
AT296189B (de) 1972-02-10

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee