Prediction of operating parameters range for ammonia removal unit in coke making by-productsHari Prakash Tiwari, Rajesh Kumar, Arunabh Bhattacharjee, Ravi Kumar Lingam, Abhijit Roy and Shambhu TiwaryMetall. Res. Technol., 115 2 (2018) 211DOI: https://doi.org/10.1051/metal/2017102