The Techno-chemical Receipt Book: Containing Several Thousand Receipts, Covering the Latest, Most Important and Most Useful Discoveries in Chemical Technology, and Their Practical Application in the Arts and the Industries. Ed. Chiefly from the German Od Drs. Winckler, Elsner, Heintze [et Al.] |
From inside the book
Results 1-5 of 87
Page 4
... obtained a patent in the United States for an alloy consisting of 95 parts of aluminium and 5 of copper , which is malleable , and used for clock springs . Ten parts of aluminium and 90 of copper give a hard alloy , but nevertheless ...
... obtained a patent in the United States for an alloy consisting of 95 parts of aluminium and 5 of copper , which is malleable , and used for clock springs . Ten parts of aluminium and 90 of copper give a hard alloy , but nevertheless ...
Page 9
... obtained by using large proportions of silica , but the flux becomes refractory , to prevent which borax is added . The following requisites will be neces- sary for mixing a good flux : 1. Pure silica . It is best to use for this finely ...
... obtained by using large proportions of silica , but the flux becomes refractory , to prevent which borax is added . The following requisites will be neces- sary for mixing a good flux : 1. Pure silica . It is best to use for this finely ...
Page 10
... obtained by using the following ingredients . Pow- der and mix : Rock crystal Dry sodium carbonate 43.84 parts . 14.61 " "人 Calcined borax . I. II . Minium Rock crystal 29.23 29.23 Saltpetre . Dry sodium carbonate 14.61 14.61 Cobalt ...
... obtained by using the following ingredients . Pow- der and mix : Rock crystal Dry sodium carbonate 43.84 parts . 14.61 " "人 Calcined borax . I. II . Minium Rock crystal 29.23 29.23 Saltpetre . Dry sodium carbonate 14.61 14.61 Cobalt ...
Page 11
... obtained if iron should be present in the mixture . They may also be produced by using 0.30 parts of yel- low uranic oxide in the above mixture , instead of cobaltic oxide . Chrysolite . A good dark chrysolite Powder is obtained by ...
... obtained if iron should be present in the mixture . They may also be produced by using 0.30 parts of yel- low uranic oxide in the above mixture , instead of cobaltic oxide . Chrysolite . A good dark chrysolite Powder is obtained by ...
Page 12
... obtained several varie- ties of agate by mixing about 1.82 parts of ferric oxide with 43.84 of flux . R. Wagner suggests the following method of producing artificial gems : 2 parts of pure silica ( rock crystal ) , 1 of calcined soda ...
... obtained several varie- ties of agate by mixing about 1.82 parts of ferric oxide with 43.84 of flux . R. Wagner suggests the following method of producing artificial gems : 2 parts of pure silica ( rock crystal ) , 1 of calcined soda ...
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Common terms and phrases
acetate added alcohol allowed alum ammonia bath bleaching blue boiler boiling borax Brazil wood brush caoutchouc carbonate cement cent chalk chloride cleansed coat cold color compound cool copal copper decoction diluted dipped dissolved distilled drachms dried filter fluid fluid ounces gall-nuts gallons of water gelatine glass glue glycerine green heat hydrochloric acid lacquer lampblack leather lime linseed oil liquor logwood mass melted metal minium mixture moistened moulds nitrate nitric acid obtained oil of turpentine ounces oxide paper pint plate potash potassium pounds of sugar poured powder prepared pressed pulverized pyrolusite quantity rectified spirit rinsed rosin rubbed sal-ammoniac salt saltpetre sand shellac silver soap soda sodium solu solution spirit of wine stirring strain substances sulphate of iron sulphuric acid surface syrup tartar temperature tion varnish vessel vinegar warm washed water-glass wood yellow zinc
Popular passages
Page 501 - Comprising Metallurgic Chemistry; the Arts of Working all Metals and Alloys; Forging of Iron and Steel ; Hardening and Tempering; Melting and Mixing; Casting and Founding ; Works in Sheet Metal; the Processes Dependent on the Ductility of the Metals; Soldering; and the most Improved Processes and Tools employed by Metalworkers. With the Application of the Art of Electro-Metallurgy to Manufacturing Processes; collected from Original Sources, and from the works of Holtzapffel, Bergeron, Leupold, Plumier,...
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