1.1 This standard covers essentially the operations for the burning of limestone in vertical kilns of the mixed-feed type. Hydration of the quicklime so obtained is also briefly covered.
1.2 Burning of limestones with high magnesia or high clayey contents is not covered in this code.
IS 1861-1961 history
1961IS 1861-1961 Operating procedures for lime production in vertical mixed feed kilns