This category is for oil and gas fields owned, operated or developed by Oil and Natural Gas Corporation
Pages in category "ONGC oil and gas fields"
The following 9 pages are in this category, out of 9 total. This list may not reflect recent changes.
This category is for oil and gas fields owned, operated or developed by Oil and Natural Gas Corporation
The following 9 pages are in this category, out of 9 total. This list may not reflect recent changes.