Recycling of lead from spent lead-acid battery by vacuum
The technology has advantages of lower cost and less pollution, etc. of people''s living standard, the number of cars per capita is increasing rapidly in China. As a result, the demand for lead-acid batteries is also growing However, direct recovery ratio of lead from PbCO 3 decreases from 99.45% to 75.31% when the mass ratio of PbCO 3