CH446240A - Rock drill - Google Patents

Rock drill

Info

Publication number
CH446240A
CH446240A CH360266A CH360266A CH446240A CH 446240 A CH446240 A CH 446240A CH 360266 A CH360266 A CH 360266A CH 360266 A CH360266 A CH 360266A CH 446240 A CH446240 A CH 446240A
Authority
CH
Switzerland
Prior art keywords
rock drill
drill
rock
Prior art date
Application number
CH360266A
Other languages
German (de)
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 CH446240A publication Critical patent/CH446240A/en

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)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
CH360266A 1965-03-13 1966-03-12 Rock drill CH446240A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH55459A DE1291707B (en) 1965-03-13 1965-03-13 Rock drill

Publications (1)

Publication Number Publication Date
CH446240A true CH446240A (en) 1967-11-15

Family

ID=7159043

Family Applications (1)

Application Number Title Priority Date Filing Date
CH360266A CH446240A (en) 1965-03-13 1966-03-12 Rock drill

Country Status (5)

Country Link
AT (1) AT263594B (en)
CH (1) CH446240A (en)
DE (1) DE1291707B (en)
GB (1) GB1144331A (en)
NL (1) NL147357B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2418706A1 (en) * 1978-03-02 1979-09-28 Hawera Probst Gmbh ROCK AND CONCRETE DRILL
EP0009838A1 (en) * 1978-09-28 1980-04-16 Ph. GUEX & FILS S.A. Rock drill bit for percussion drill or electric hammer

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2735227C2 (en) * 1977-08-04 1983-10-27 Hawera Probst Gmbh + Co, 7980 Ravensburg Rock drill
DE3834675A1 (en) * 1988-10-12 1990-04-19 Hawera Probst Kg Hartmetall DRILLING TOOL
US5040620A (en) * 1990-10-11 1991-08-20 Nunley Dwight S Methods and apparatus for drilling subterranean wells
US5641028A (en) * 1995-08-10 1997-06-24 Black & Decker Inc. Drill bit with debris conveying flute

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE291398C (en) *
DE1819813U (en) * 1960-01-22 1960-10-20 Schmidt Kranz & Co Maschb G M DRILL RODS.
DE1784215A1 (en) * 1968-07-18 1971-07-29 Fritz Feise Verwaltungs Gmbh Windows with a metal or plastic profile frame

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2418706A1 (en) * 1978-03-02 1979-09-28 Hawera Probst Gmbh ROCK AND CONCRETE DRILL
EP0009838A1 (en) * 1978-09-28 1980-04-16 Ph. GUEX & FILS S.A. Rock drill bit for percussion drill or electric hammer
FR2437921A1 (en) * 1978-09-28 1980-04-30 Guex & Fils Sa Ph STONE DRILL FOR DRILLING-PUNCHING MACHINE OR ELECTRIC HAMMER
US4286677A (en) * 1978-09-28 1981-09-01 Guex And Fils S.A. Helical impact bit for drilling stone with narrow guide lips

Also Published As

Publication number Publication date
DE1291707B (en) 1969-04-03
GB1144331A (en) 1969-03-05
NL147357B (en) 1975-10-15
NL6603310A (en) 1966-09-14
AT263594B (en) 1968-07-25

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