E-DWDC ENI DEEP WATER DUAL CASING

Drilling apparatus for the oil and mining industry, namely, drilling rig mechanization machines and devices; accessories for drilling apparatus, namely, non-electrical adapters for use in joining extensions and power drill bits; power drill bits; extensions for power drill bits; power drill bit extensions

Drilling for crude oil; oil drilling; oil pumping, extraction of oil; construction, maintenance, and construction project management services in the oil field