SE7713089L - ROCK DRILLING TOOL - Google Patents

ROCK DRILLING TOOL

Info

Publication number
SE7713089L
SE7713089L SE7713089A SE7713089A SE7713089L SE 7713089 L SE7713089 L SE 7713089L SE 7713089 A SE7713089 A SE 7713089A SE 7713089 A SE7713089 A SE 7713089A SE 7713089 L SE7713089 L SE 7713089L
Authority
SE
Sweden
Prior art keywords
drilling tool
rock drilling
rock
tool
drilling
Prior art date
Application number
SE7713089A
Other languages
Unknown language ( )
Swedish (sv)
Inventor
O Bohm
Original Assignee
Werkzeugbau Gmbh
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 Werkzeugbau Gmbh filed Critical Werkzeugbau Gmbh
Publication of SE7713089L publication Critical patent/SE7713089L/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts
SE7713089A 1976-12-24 1977-11-21 ROCK DRILLING TOOL SE7713089L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762658826 DE2658826C3 (en) 1976-12-24 1976-12-24 Rock drill head with pin-shaped, radial attachments-bearing cutting edges and tool for making the openings for the radial attachments in the lateral surfaces of the drill head

Publications (1)

Publication Number Publication Date
SE7713089L true SE7713089L (en) 1978-06-25

Family

ID=5996623

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7713089A SE7713089L (en) 1976-12-24 1977-11-21 ROCK DRILLING TOOL

Country Status (5)

Country Link
DE (1) DE2658826C3 (en)
DK (1) DK514777A (en)
FR (1) FR2375435A1 (en)
NL (1) NL7713777A (en)
SE (1) SE7713089L (en)

Also Published As

Publication number Publication date
NL7713777A (en) 1978-06-27
DE2658826A1 (en) 1978-06-29
FR2375435B3 (en) 1980-08-08
DK514777A (en) 1978-06-25
DE2658826C3 (en) 1980-10-23
DE2658826B2 (en) 1979-01-18
FR2375435A1 (en) 1978-07-21

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