Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise .. (1916)
Swingle, Calvin F. (Calvin Franklin), b. 1846 · Chicago, F.J. Drake & company · leaf 1485
Fig. 694grooved lead plates acid and precipitated* as lead chloride on the addi-tion of hydrochloric acid. This chloride washed and driedforms the basis of the material which afterwards becomesactive in the negative plate. The lead chloride is mixedwith zinc chloride, and melted in crucibles, then…
