Patents/Inventors

Markku Keskiniva

YlinenFI3 patents

4 Patents

US122529372025
Drilling Device with Fluid Column Resonator
Mincon International Limited
0 cites
US121463872024
Flapper Valve for Percussion Drill Tools
MINCON INTERNATIONAL LIMITED
0 cites
US120249502024
Flushing and Connection Arrangements for Percussion Drill Tools
MINCON INTERNATIONAL LIMITED
0 cites
US117254562023
Hydraulic Down-the-hole Hammer and Subsea Pile
Mincon International Limited
0 cites