Inventor

VILLASANTE JOSE

AR2 patents

Patents

2 patents

US6764108B2Jul 20, 2004

Assembly of hollow torque transmitting sucker rods

SIDERCA SA IND & COM71 citations95

US6991267B2Jan 31, 2006

Assembly of hollow torque transmitting sucker rods and sealing nipple with improved seal and fluid flow

SIDERCA SA IND & COM37 citations89