text: After the successful operation of the BBOC at BRM, MIM Holdings Limited (“MIM”) decided to license the technology to other smelter and refinery operators. Early adopters included Hindustan Zinc Limited, which by 1995 had two 1 t BBOC plants operating in India, and ASARCO Inc., which was operating a 3 t BBOC furnace at its Omaha, Nebraska, refinery.