A practical treatise on the manufacture of soap and candles .. (1888)
Brannt, William T. (William Theodore), b. 1844, Deite, C. (Carl), 1838-1921, Engelhardt, Alwin, Schaedler, Karl, 1843-1891 · Philadelphia, H. C. Baird & co.; [etc., etc.] · leaf 513
the hopper, and after passing throughbetween the first two rolls fall upon the third. A scraper press-ing against the third roll scrapes of! the soap which falls into areceptacle. The milled mass must be returned to the hopper andagain passed through the rolls until it is perfectly homogeneous.… … where the work is carried on continuously, two or three machinesmay be placed alongside each other and the thorough mixing ofthe mass effected by passing it successively through the machines.The soap-mill manufactured by Rutschman Bros., of Philadel-phia, and shown in Fig. 86, is constructed upon…
Soap · Candles · Decorative arts
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