Does IOCL make the apprentice candidates permanent after one and a half year of apprenticeship?

Does IOCL make the apprentice candidates permanent after one and a half year of apprenticeship?

No, There is no public sector in India make their apprentice trainee permanent, perhaps they give a chance to make them a permanent job after based on there written test and interview if you clear the written test you have the chances to be a part of Companies permanent employee staring as a jr. engineer.