| 8226333 |
Tool for chip removing machining as well as a part and threaded joint therefor |
Isak Kakai, Ralf Lehto, Magnus Ortlund |
2012-07-24 |
| 8201606 |
Device for transverse sealing |
Klaus Specht, Salvatore Capasso |
2012-06-19 |
| 7611311 |
Tool for chip removing machining as well as a part and threaded joint therefor |
Isak Kakai, Ralf Lehto, Magnus Ortlund |
2009-11-03 |
| 7571779 |
Drill rod and method of manufacture thereof |
Ann-Cathrin Hedlund |
2009-08-11 |
| D525995 |
Portion of a drill bit |
Fredrik Bjork, Bertil Ederyd |
2006-08-01 |
| 6767156 |
Thread joint and threaded components for percussive drilling components |
— |
2004-07-27 |
| 6681875 |
Guide tube of a drill string configured to facilitate unscrewing thereof from a member of the drill string |
Gösta Reuter |
2004-01-27 |
| 6530440 |
Percussive drilling apparatus |
Rolf R. Moren |
2003-03-11 |
| 6494275 |
Rock drill bit having retrac teeth and method for its manufacturing |
Bengt Asberg, Bertil Ederyd |
2002-12-17 |
| 6164392 |
Percussive drilling apparatus |
Rolf R. Moren |
2000-12-26 |
| 5984030 |
Rock drilling tool, drill bit and a method of transferring percussive energy |
Rainer Beccu |
1999-11-16 |
| 5782278 |
Cant forming device |
— |
1998-07-21 |
| 5161859 |
Excavating tool cutting insert |
Bert G. Levefelt |
1992-11-10 |
| 4961469 |
Drill string element |
Sven P. Liljebrand |
1990-10-09 |
| 4938538 |
Excavating tool cutting insert |
Bert G. Levefelt |
1990-07-03 |
| 4861209 |
Threaded coupling |
— |
1989-08-29 |