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The manufacture of alum and the sulphates and other salts of alumina and iron; their uses and applications as mordants in dyeing and calico printing, and their other applications in the arts, manufactures, sanitary engineering, agriculture, and horticulture (1901)

Geschwind, Lucien · London : Scott, Greenwood & son; New York : D. Van Nostrand co. [etc., etc.] · leaf 302

An illustration from The manufacture of alum and the sulphates and other salts of alumina and iron; their uses and applications as mordants in dyeing and calico printing, and their other applications in the arts, manufactures, sanitary engineering, agriculture, and horticulture, 1901, leaf 302
nce of the necessary amount of sulphuric acid — is utilised for coagulating blood from Fig. 183. — Manufacture of rouil mordant. Treating the sediment. Section of boiling pan. slaughter-houses, and converting the same into a non-putrefactive manure: (2) Dissolving the Sodium Nitrate. — This… … Fig. 184. — Manufacture of rouil mordant. Treating the sediment. Section through boiling pan and fire-place. and serving to replace nitric acid in the peroxidation of ferrous sulphate. (3) Manufacturing Details. — The peroxidation vat is charged with 22 gallons (about 330 lbs.) of the acid solution…

Alum · Sulphates · Dyes and dyeing · Chemistry, Technical

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