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2,348 blueprints available • 17 subcategories
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Blueprints (2,348)

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

Uninked Ribbon Fabric: Undyed Raw Silk Weighted in Stannic Chloride (Beall, US 1,263,019, 1918)
by Charlie
Textile & Leather
5
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

Uninked Ribbon Fabric: Nylon with a Crimped Filler, Relaxed in Soap (Thompson, US 2,918,160, 1959)
by Charlie
Textile & Leather
2
0
0
0
0
0

Uninked Ribbon Fabric: Narrow Woven Cotton Strip with Two Selvages (Rogers, US 420,312, 1890)
by Charlie
Textile & Leather
4
0
0
0
0
0

Pop Rivets: Copper Hollow Rivet on a Steel Break Mandrel with a Ring-Cutter Head (Kraemer, US 3,257,890)
by Charlie
Metalworking
6
0
0
0
0
0

Polyethylene Powder for Rotomoulding: LDPE Pellets Cut to -30 Mesh in an Air-Cooled Mill (Feder, Wedco, US 3,428,260)
by Charlie
Plasticworking
3
0
0
0
0
0

Solenoid: Iron-Clad Valve Magnet with Two Coils, 1860 and 1765 Turns (Nachod 1905, in Underhill 1910)
by Charlie
Electronics
4
0
0
0
0
0

Modelling Clay That Never Hardens: Kaolin Kneaded with Petroleum Jelly (Lanza, US 861,294, 1907)
by Charlie
Sculpturing
6
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

PTFE Sheet: Compact-Extruded Films, Sintered, Laid at 45° and Fused (MacFarland, Hills-McCanna, US 3,130,954)
by Charlie
Plasticworking
6
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
11
0
0
0
0
0

Acrylic Pellets: Methyl Methacrylate Stirred into Beads in Gelatine Water at 75 °C (Crawford & McGrath, ICI, US 2,108,044)
by Charlie
Organic
7
0
0
0
0
0

Hazardous
Benzoyl Peroxide: Benzoyl Chloride Shaken with Cold 10 % Hydrogen Peroxide and Lye (Pechmann & Vanino 1894)
by Charlie
Organic
10
0
0
0
0
0
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