It is reported that Mr PK Bishnoi CMD of Rashtriya Ispat Nigam Limited lighted up the newly built fourth coke oven battery in Vizag on May 15th 2008.
There are 67 ovens of 7 meter height. It is built with an investment of INR 300 crore.
It is designed capacity to produce 0.8 million tonnes of coke per year.