Swamy, K.M.; Sukla, L.B.; Narayana, K.T.; Kar, R.N.; Panchanadikar, V.V.
(Ultrasonics Sonochemistry, 2(1), 1995: S5-S9)
The importance of ultrasound in nickel extraction from lateritic nickel ore using a strain of Aspergillus niger was studied. The parameters examined were the pulp density, the ratio of length to diameter (L/D) of an ...