IT941107B - Fioretto da roccia per perforatri ci a percussione - Google Patents

Fioretto da roccia per perforatri ci a percussione

Info

Publication number
IT941107B
IT941107B IT3085471A IT3085471A IT941107B IT 941107 B IT941107 B IT 941107B IT 3085471 A IT3085471 A IT 3085471A IT 3085471 A IT3085471 A IT 3085471A IT 941107 B IT941107 B IT 941107B
Authority
IT
Italy
Prior art keywords
perforatri
percussion
rock
foil
rock foil
Prior art date
Application number
IT3085471A
Other languages
English (en)
Italian (it)
Original Assignee
Reinholdt H A S
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 Reinholdt H A S filed Critical Reinholdt H A S
Application granted granted Critical
Publication of IT941107B publication Critical patent/IT941107B/it

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)
IT3085471A 1970-11-25 1971-11-09 Fioretto da roccia per perforatri ci a percussione IT941107B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702057892 DE2057892A1 (de) 1970-11-25 1970-11-25 Gesteinsbohrer fuer Schlagbohrmaschinen

Publications (1)

Publication Number Publication Date
IT941107B true IT941107B (it) 1973-03-01

Family

ID=5789029

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3085471A IT941107B (it) 1970-11-25 1971-11-09 Fioretto da roccia per perforatri ci a percussione

Country Status (7)

Country Link
AT (1) AT313220B (cg-RX-API-DMAC7.html)
CH (1) CH525753A (cg-RX-API-DMAC7.html)
DE (1) DE2057892A1 (cg-RX-API-DMAC7.html)
FR (1) FR2115828A5 (cg-RX-API-DMAC7.html)
GB (1) GB1362292A (cg-RX-API-DMAC7.html)
IT (1) IT941107B (cg-RX-API-DMAC7.html)
NL (1) NL7114401A (cg-RX-API-DMAC7.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH626557A5 (cg-RX-API-DMAC7.html) * 1978-09-28 1981-11-30 Guex Philippe & Fils Sa
DE3014693A1 (de) * 1980-04-16 1981-10-22 Hilti AG, 9494 Schaan Gesteinsbohrer
DE4338667A1 (de) * 1993-11-12 1995-05-18 Hilti Ag Bohrwerkzeug
US5641028A (en) * 1995-08-10 1997-06-24 Black & Decker Inc. Drill bit with debris conveying flute
GB2393681A (en) 2002-10-03 2004-04-07 Black & Decker Inc Masonry drilling tool

Also Published As

Publication number Publication date
AT313220B (de) 1974-02-11
FR2115828A5 (cg-RX-API-DMAC7.html) 1972-07-07
GB1362292A (en) 1974-08-07
CH525753A (de) 1972-07-31
NL7114401A (cg-RX-API-DMAC7.html) 1972-05-29
DE2057892A1 (de) 1972-06-08

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