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Chemistry
1,284 blueprints available • 22 subcategories
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Blueprints (1,284)
Variable Contrast Paper: One Emulsion in Five Parts Dyed 30, 15, 6, 2 and 0 mg per Litre (Schwarz, Bell & Howell, US 2,620,272)
by Charlie
Organic
5
0
0
0
0
0
Hazardous
Selenium from Copper Refinery Slimes Baked with Nitre and Precipitated by Sulfur Dioxide (Betterton and Lebedeff, US 2,378,824)
by Charlie
Inorganic
8
0
0
0
0
0
Cyclohexanone from Cyclohexanol Steam-Distilled over Copper-Chromium-Barium Oxide (Winans, Wingfoot, US 2,218,457)
by Charlie
Organic
6
0
0
0
0
0
Tetrahydrofuran from Caustic-Washed Furan Hydrogenated over Nickel on Kieselguhr (Banford and Manes, du Pont, US 2,846,449)
by Charlie
Organic
4
0
0
0
0
0
Furan from Furfural Vapour and Steam over Zinc-Iron Chromite (Whitman, du Pont, US 2,374,149)
by Charlie
Organic
3
0
0
0
0
0
Hazardous
Furfural from Oat Hulls Steamed with Sulfuric Acid in a Rotary Digester (Miner and Brownlee, Quaker Oats, US 1,735,084)
by Charlie
Organic
7
0
0
0
0
0
Hazardous
Polyvinyl Butyral Resin: Polyvinyl Acetate and Butyraldehyde in Methanol with Acid at 45 °C (Perkins, Union Carbide, US 2,194,613)
by Charlie
Organic
5
0
0
0
0
0
Hazardous
Tributyl Citrate: Citric Acid and Butanol Esterified in a Hot Pressure Coil at 175 °C (Bruins, Pfizer, US 2,766,273)
by Charlie
Organic
3
0
0
0
0
0
Butyraldehyde: Butyl Alcohol Dehydrogenated over Copper Pellets at 400-680 °F (Hasche, Eastman, US 2,173,111)
by Charlie
Organic
5
0
0
0
0
0
Neodymium Magnets: Melt-Spun Ribbon Milled, Pressed in a Field, Sintered and Magnetised at 30 kOe (Sato, Tokin, US 4,881,986)
by Charlie
Industrial
4
0
0
0
0
0
Neodymium Metal: Oxide Reduced by Graphite in Vacuum, Distilled at 1900 °C onto Tantalum (Downing, Union Carbide, US 3,104,970)
by Charlie
Industrial
2
0
0
0
0
0
Hazardous
Neodymium and Praseodymium Oxides: Rare Earths Separated into Coloured Bands on a Bleached Resin Column (Jaffe, US 2,897,050)
by Charlie
Inorganic
3
0
0
0
0
0
Ferroboron: Colemanite Reduced by Ferrosilicon above 2000 °C in an Arc Furnace (Hansen, GE, US 982,135, 1911)
by Charlie
Industrial
3
0
0
0
0
0
Ferrosilicon: Silica, Carbon and Scrap Iron Smelted with Bituminous Coal in an Electric Furnace (Furness, US 1,284,645)
by Charlie
Industrial
4
0
0
0
0
0
Electrolytic Iron: Brown Ferrous Electrolyte, Rotating Cathode at 75-77 °C, Graphite Anodes (Bouchayer, US 1,516,326)
by Charlie
Inorganic
3
0
0
0
0
0
Woven Wire Screen Cloth: Hardened Crimped Steel Rods Locked by Driven Straight Rods (Robins, US 2,154,530, 1939)
by Charlie
Industrial
4
0
0
0
0
0
Hazardous
Stannic Chloride: Chlorine over Tin in Stoneware Retorts Kept above 114 °C (Townsend, US 877,261, 1908)
by Charlie
Inorganic
5
0
0
0
0
0
Inked Fabric Printer Ribbon: Tricresyl Phosphate, Castor Oil and Carbon Black Ink (Neidich, Underwood, US 2,139,092)
by Charlie
Organic
5
0
0
0
0
0
Woven Wire Screen Cloth on a Power Loom, 4 to 80 Wires per Inch (Bigelow, US 18,320, 1857)
by Charlie
Industrial
2
0
0
0
1
0
Semi-Cured Phenolic Sheet: Paper Dipped in Phenol Resin and Part-Cured at 120-130 °C (Lucas, Western Electric, US 1,470,990)
by Charlie
Organic
8
0
0
0
0
0
Phosphor Bronze Wire: Cast Billet Extruded at 570-620 °C, then Cold Drawn without Annealing (Barthel, Lurgi, US 2,079,239)
by Charlie
Industrial
10
0
0
0
0
0
Phosphor Bronze Ingot: 90 Copper Melted under Charcoal with 10 Phosphor-Tin, Stirred with Graphite (Thurston)
by Charlie
Industrial
8
0
0
0
0
0
Hazardous
Phosphor-Tin: Sponge Tin and Stick Phosphorus Layered in Charcoal and Heated in a Sealed Crucible (Berthold, US 658,230)
by Charlie
Inorganic
8
0
0
0
0
0
Rubber Squeeze Bulb: Latex Coagulated Inside a Split Mould Coated with Calcium Nitrate (Szegvari, Anode, US 1,949,502)
by Charlie
Industrial
10
0
0
0
0
0
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