Samvinna
LIST
FEGURÐ OG VELLÍÐAN
HANDVERK
MENNING OG SAGA
SKEMMTUN
UMHVERFI
MATUR OG DRYKKUR
ÖFUGVERKFRÆÐI
VÍSINDI
ÍÞRÓTTIR
TÆKNI
KLÆÐANLEG TÆKNI
Efnafræði
1.290 teikningar tiltækar • 22 undirflokkar
Skoða undirflokka
Teikningar (1.290)
Hættulegt
Graphite Foil: Natural Graphite Soaked in Sulfuric-Nitric Acid, Flashed at 1000 C and Rolled Without Binder (Shane, Union Carbide, US 3,404,061)
eftir Charlie
Ólífrænt
1
0
0
0
0
0
Acetoacetanilide: Aniline in Ether with Diketene Added Slowly (Gleason, Standard Oil Development, US 2,174,239)
eftir Charlie
Lífrænt
11
0
0
0
0
0
Hættulegt
Diketene: Acetone Pyrolysed in Copper at 650 C, Ketene Caught Cold in Acetone and Left to Dimerise (Law, Carbide, US 2,019,983)
eftir Charlie
Lífrænt
9
0
0
0
0
0
Ro-iro Urushi: Black Lustre Lacquer, Raw Lac Blackened with Haguro Iron Vinegar (after Rein 1889)
eftir Charlie
Lífrænt
10
0
0
0
0
0
Tonoko: Iron Ochre Pulverized for Japanese Lacquer Groundwork (after Rein 1889)
eftir Charlie
Ólífrænt
5
0
0
0
0
0
Ammonia Solution of Specific Gravity 0.910: Strong Ammonia Diluted to 24.99 % by Hydrometer (Lunge and Wiernik table, Thorpe 1912)
eftir Charlie
Ólífrænt
7
0
0
0
0
0
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)
eftir Charlie
Lífrænt
7
0
0
0
0
0
Hættulegt
Selenium from Copper Refinery Slimes Baked with Nitre and Precipitated by Sulfur Dioxide (Betterton and Lebedeff, US 2,378,824)
eftir Charlie
Ólífrænt
11
0
0
0
0
0
Cyclohexanone from Cyclohexanol Steam-Distilled over Copper-Chromium-Barium Oxide (Winans, Wingfoot, US 2,218,457)
eftir Charlie
Lífrænt
9
0
0
0
0
0
Tetrahydrofuran from Caustic-Washed Furan Hydrogenated over Nickel on Kieselguhr (Banford and Manes, du Pont, US 2,846,449)
eftir Charlie
Lífrænt
4
0
0
0
0
0
Furan from Furfural Vapour and Steam over Zinc-Iron Chromite (Whitman, du Pont, US 2,374,149)
eftir Charlie
Lífrænt
4
0
0
0
0
0
Hættulegt
Furfural from Oat Hulls Steamed with Sulfuric Acid in a Rotary Digester (Miner and Brownlee, Quaker Oats, US 1,735,084)
eftir Charlie
Lífrænt
8
0
0
0
0
0
Hættulegt
Polyvinyl Butyral Resin: Polyvinyl Acetate and Butyraldehyde in Methanol with Acid at 45 °C (Perkins, Union Carbide, US 2,194,613)
eftir Charlie
Lífrænt
5
0
0
0
0
0
Hættulegt
Tributyl Citrate: Citric Acid and Butanol Esterified in a Hot Pressure Coil at 175 °C (Bruins, Pfizer, US 2,766,273)
eftir Charlie
Lífrænt
6
0
0
0
0
0
Butyraldehyde: Butyl Alcohol Dehydrogenated over Copper Pellets at 400-680 °F (Hasche, Eastman, US 2,173,111)
eftir Charlie
Lífrænt
6
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)
eftir Charlie
Iðnaður
6
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)
eftir Charlie
Iðnaður
4
0
0
0
0
0
Hættulegt
Neodymium and Praseodymium Oxides: Rare Earths Separated into Coloured Bands on a Bleached Resin Column (Jaffe, US 2,897,050)
eftir Charlie
Ólífrænt
4
0
0
0
0
0
Ferroboron: Colemanite Reduced by Ferrosilicon above 2000 °C in an Arc Furnace (Hansen, GE, US 982,135, 1911)
eftir Charlie
Iðnaður
4
0
0
0
0
0
Ferrosilicon: Silica, Carbon and Scrap Iron Smelted with Bituminous Coal in an Electric Furnace (Furness, US 1,284,645)
eftir Charlie
Iðnaður
4
0
0
0
0
0
Electrolytic Iron: Brown Ferrous Electrolyte, Rotating Cathode at 75-77 °C, Graphite Anodes (Bouchayer, US 1,516,326)
eftir Charlie
Ólífrænt
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)
eftir Charlie
Iðnaður
4
0
0
0
0
0
Hættulegt
Stannic Chloride: Chlorine over Tin in Stoneware Retorts Kept above 114 °C (Townsend, US 877,261, 1908)
eftir Charlie
Ólífrænt
5
0
0
0
0
0
Inked Fabric Printer Ribbon: Tricresyl Phosphate, Castor Oil and Carbon Black Ink (Neidich, Underwood, US 2,139,092)
eftir Charlie
Lífrænt
6
0
0
0
0
0
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