The Painter, gilder and varnisher's companion : comprising the manufacture and test of pigments, the art of painting, graining, marbling, staining, sign-writing, varnishing, glass-staining, and gilding on glass .. (1900)
Philadelphia : Henry Carey Baird & Co. · leaf 112
of the material to be used. Fig. 5 shows Thenius’ furnace for the produc¬ tion of lamp-black. The material used consists of the oil last obtained in the distillation of coal tar and freed as much as po.ssible from naphthalene. In this fur¬ nace, in the compartment a is an iron plate which is… … When the quantity of oil intended for decomposi¬ tion has been used, the furnace is allowed to stand (juietly for a few days, when the windows d, with which the chambers are provided, are opened. The finest quality of lamp-black is found in No. 4, a tine quality in No. 3, while Nos. 2 and 1 contain…
Painting, Industrial · Gilding · Varnish and varnishing · Pigments
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