Inventor

VAN DER BAS FERDINAND

NL2 patents

Patents

2 patents

US7216738B2May 15, 2007

Acoustic stimulation method with axial driver actuating moment arms on tines

SHELL INTERNAT EXPLORATION AND52 citations93

US7213681B2May 8, 2007

Acoustic stimulation tool with axial driver actuating moment arms on tines

SHELL INTERNAT EXPLORATION AND54 citations93