https://www.energywatch.in/oil-and-gas/samudra-manthan-dgh-to-open-monthly-windows-for-deepwater-oil-gas-blocks-under-special-oalp https://media.assettype.com/energywatch/2026-10-26/v6yenbc7/oil-rig.jpg Samudra Manthan: DGH to open monthly windows for deepwater oil & gas blocks under special OALP energywatch en 2026-10-26T09:16:21.425Z Samudra Manthan: DGH to open monthly windows for deepwater oil & gas blocks under special OALP Samudra Manthan, deepwater blocks, OALP bidding, oil exploration, hydrocarbon basins, ultra-deepwater, energy policy, DGH notice, monthly windows, work programme, revenue share, exploratory wells, seismic data, energy sector, bid bond