Categories under: Z

Z1 - DRILLING MACHINERY, MUD EQUIPMENT AND ACCESSORIES

Z2 - PRODUCTION SURFACE EQUIPMENT

Z3 - DRILLING TOOLS AND RETRIEVABLE PRODUCTION TOOLS

Z4 - CASING, TUBING AND ACCESSORIES

Z5 - CEMENTING EQUIPMENT AND LINER HANGER SYSTEMS

Z6 - FISHING AND REPAIR TOOLS (DRILLING)

Z7 - DRILLING AND MUD CONTROL INSTRUMENTS

Z8 - PRODUCTION WELL TEST AND MONITORING INSTRUMENTS

Z9 - WELLHEAD EQUIPMENT AND ACCESSORIES