1920s - Natural Resources, USA: Story of Copper, The - Smelting (Part ??) Pt. 2 of 2

NOTE: FOR ORDERING See: www.footagefarm.co.uk or contact us at: Info@Footagefarm.co.uk 1920s - Natural Resources, USA: Copper Smelting 00:34:12 Title: “Tapping slag from reverberatory furnace.” Man opening hole in bricks in furnace bottom; molten ore rushing out; another man poling molten ore. GOOD “The slag flows into slag-ports in a tunnel beneath the floor.” Pouring; slag-pots hauled to slag dump. LS Pan over large slag pile. 00:35:12 Title: “The matte is tapped from the other end of the reverberatory.” Molten copper matte running out into large bucket. Title re convertor furnace where iron is slagged & sulphur oxidized by blown air. Large furnaces, emptying out molten metal, flames & smoke. 00:36:38 Title: “Convertors.” Overhead crane moving large bucket away from furnaces, man watching. CU molten ore in furnace opening 00:36:55 Title: “Charging matte into a convertor.” Large bucket dumped by crane. 00:37:14 Title: “Charging a fluxing ore into a convertor.” Man in overhead crane moves large bucket to furnace & dumps w/ clouds of steam or smoke. Man on ground signaling. 00:37:38 Title: As the matte is blown, an iron slag forms which must occasionally be poured off or...” View into furnace & tipping; pouring white hot molten our out into bucket. 00:38:25 Title: “When the blowing is finished, the matte has been converted to 99% copper, called blister copper...” LS down line of furnaces w/ overhead crane moving bucket. MS furnace dumping & pouring into bucket. 00:39:22 Title: “The copper is kept hot n a storage ladle until is is cast.” Two men on stand overlooking pouring molten copper use long pole to empty furnace. 00:39:49 Title: “Casting copper anodes in Montana.” Molten copper flowing into bucket on chain tilting to fill molds; filled molds move. 00:40:43 Title: “Casting blister copper at a Utah smelter.” Molds on ring moved. 00:40:59 Title: “The cast bars are cooled by water sprays...” Water spraying over; ingots or anodes pulled off conveyor chain by men & onto hand truck. The End. Hot Working Conditions; Heavy Industry; Heat; Laborers; 1920s; Natural Resources; NOTE: Two cards, 00:29:30 - 00:41:53, sold at per reel rate. NOTE: FOR ORDERING See: www.footagefarm.co.uk or contact us at: Info@Footagefarm.co.uk