Patents/Inventors

Joseph Purcell

EnnisIE3 patents

4 Patents

US121232602024
Drill Bit Assembly for Fluid-operated Percussion Drill Tools
MINCON INTERNATIONAL LIMITED
0 cites
US119593372024
Drilling Unit
MINCON NORDIC OY
0 cites
US117395932023
Drill Bit Assembly for Percussion Drill Tools
Mincon International Limited
0 cites
US117254562023
Hydraulic Down-the-hole Hammer and Subsea Pile
Mincon International Limited
0 cites