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National
Hardeep Puri hails ONGC’s highest-ever share surge
Energy
ONGC seeks foreign partners for Mumbai High oilfield
Eco Buzz
Vedanta to double oil output with $4 bn
ONGC’s $5-bn K-G project begins output
Industry
ONGC starts producing oil from deep-sea KG basin
Cairn starts oil production in Rajasthan