More than a dozen offshore contractors have offered deep-water rigs to Oil & Natural Gas Corporation (ONGC) in the Indian state company’s latest tender seeking two units for drilling off India’s east coast.

Sources said contenders submitted technical and commercial bids to ONGC this month.

ONGC is seeking a 1500-metre dynamically positioned drillship or semi-submersible rig in the first category, while in the second it is looking for a drillship or semi­sub capable of drilling in 600 metres of water, said sources.

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