The company had 48 per cent stake in OCL India, which has plants in Odisha and West Bengal with a combined capacity of 5.35 million tonnes per annum (mtpa).
"DCBL has increased its stake in OCL India from 48 per cent to 74.6 per cent through inter-se transfer," it said in a release.
The move would help, DCBL claimed, in catering better operational synergies across Group's footprint. It is a step forward in the commitment towrads aligning all stakeholders' interests and overall value creation.
The company said its ongoing greenfield projects along with acquired capacities will take the group capacity to around 24 million tonnes in 2015-16.
Along with its subsidiaries and associate, it has 17 mtpa capacity now.