NL8601988A - Boor voor draaislaand boren. - Google Patents

Boor voor draaislaand boren. Download PDF

Info

Publication number
NL8601988A
NL8601988A NL8601988A NL8601988A NL8601988A NL 8601988 A NL8601988 A NL 8601988A NL 8601988 A NL8601988 A NL 8601988A NL 8601988 A NL8601988 A NL 8601988A NL 8601988 A NL8601988 A NL 8601988A
Authority
NL
Netherlands
Prior art keywords
drill
groove
head part
drill according
cut
Prior art date
Application number
NL8601988A
Other languages
English (en)
Dutch (nl)
Original Assignee
Duss Maschf
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 Duss Maschf filed Critical Duss Maschf
Publication of NL8601988A publication Critical patent/NL8601988A/nl

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)
  • Drilling Tools (AREA)
  • Earth Drilling (AREA)
NL8601988A 1985-11-14 1986-08-04 Boor voor draaislaand boren. NL8601988A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3540355 1985-11-14
DE19853540355 DE3540355C2 (de) 1985-11-14 1985-11-14 Bohrer zum drehschlagenden Bohren

Publications (1)

Publication Number Publication Date
NL8601988A true NL8601988A (nl) 1987-06-01

Family

ID=6285944

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8601988A NL8601988A (nl) 1985-11-14 1986-08-04 Boor voor draaislaand boren.

Country Status (4)

Country Link
CH (1) CH670283A5 (zh)
DE (1) DE3540355C2 (zh)
FR (1) FR2589943B1 (zh)
NL (1) NL8601988A (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4114267C2 (de) * 1991-05-02 2001-09-06 Hilti Ag Bohr- und Meisselwerkzeug mit Grundkörper und Schneidkörper
DE4236553A1 (de) * 1992-10-29 1994-05-05 Hawera Probst Kg Hartmetall Gesteinsbohrer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE856589C (de) * 1942-12-15 1952-11-24 Hartmetallwerkzeugfabrik Meuts Gesteinsschlagbohrer mit Hartmetalleinsaetzen
GB776028A (en) * 1955-02-15 1957-05-29 John M Perkins & Smith Ltd Drill bits
DE1608358C3 (de) * 1967-11-21 1979-01-04 Friedrich Duss, Maschinenfabrik Gmbh U. Co, 7261 Neubulach Bohrer zum drehschlagenden Bohren
DE1921677B2 (de) * 1969-04-28 1977-09-29 Hilti Ag, Schaan (Liechtenstein) Drehschlag-wendelbohrer
DE2423511A1 (de) * 1974-05-15 1975-11-27 Krupp Gmbh Bohrer mit foerderwendel
CH626557A5 (zh) * 1978-09-28 1981-11-30 Guex Philippe & Fils Sa
DE2910323A1 (de) * 1979-03-16 1980-10-02 Bosch Gmbh Robert Bohrwerkzeug, insbesondere gesteinsbohrer
DD222065A1 (de) * 1983-12-23 1985-05-08 Stammbetrieb Des Veb Werkzeugk Bohrwerkzeug, insbesondere fuer die steinbearbeitung

Also Published As

Publication number Publication date
DE3540355C2 (de) 1996-01-11
CH670283A5 (zh) 1989-05-31
FR2589943A1 (fr) 1987-05-15
DE3540355A1 (de) 1987-05-21
FR2589943B1 (fr) 1991-02-08

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Legal Events

Date Code Title Description
BV The patent application has lapsed