Hard metal in particular for cutting stone, concrete and asphalt
DE10258537A1
Hard metal made from tungsten carbide with a binder based on cobalt or cobalt and nickel has a magnetic saturation depending on the cobalt amount of the hard metal
EP1213055A1
Nozzle for high pressure injection drill system and high pressure injection drill tool
DE10109634C1
Hard metal body used in the manufacture of tools for cutting stone or concrete comprises tungsten carbide in the form of platelets with a binder phase made from cobalt, nickel, iron or chromium
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Earth working tool with a hard metal working element
ZA9903212B
Roller bit for tunnelling machines with segmented cutting rings.
EP0957232A1
Roller bit with segemented cutting rings for tunneling machines
EP0943783A2
Locking bolt for a cylindrical cutting tool
DE19857451A1
Cutting or breaking tool and cutting insert for this
WO0020720A1
String of drill pipes for rotary percussion drilling, especially for simultaneous drilling
DE19803304A1
Drill pipe for rotary impact drilling, in particular for overlay drilling
DE4416250C1
Holder for an extraction chisel
DE4413295C1
Cobalt-cemented tungsten carbide body prodn.
DE4344600A1
Wear-lining mat
EP0563561A1
Superimposing drilling bit
PL295048A1
Cutter bit securing system
DE4202961A1
Chisel holder
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Rotary drilling head with cutter supports - has hard metal cutters welded to twin holders and supported at back and underneath
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Drill head with hard metal cutters - has main cutter provided with outwardly curved section extending over greater part of total length of main and adjoining cutters
