REAR VIEW OF A LINE-UP OF HORRY FURNACES AT SAULT STE. MARIE

REAR VIEW OF A LINE-UP OF HORRY FURNACES AT SAULT STE. MARIE

Hydro-energy

REAR VIEW OF A LINE-UP OF HORRY FURNACES AT SAULT STE. MARIE, AS THE 'SPOOL' ROTATED AWAY FROM THE ELECTRODES, THE CARBIDE PRODUCED IN THE ELECTRIC ARC WOULD BEGIN TO COOL. AT THE REAR THE COVERING PLATES INSTALLED AFTER THE 'SPOOL' HAD PASSED THE ELECTRODES IN FRONT WOULD BE REMOVED AND THE INGOT OF CALCIUM CARBIDE (VISIBLE IN THE ROTARY FURNACE ON THE FAR RIGHT) WOULD BE REMOVED AND TAKEN ASIDE FOR FURTHER COOLING AND FOR SEPARATION OF RELATIVELY PURE CARBIDE FROM HALF-REACTED WASTES, (M): Michigan Lake Superior Power Company, Portage Street, Sault Ste. Marie, Chippewa County, MI

Historic American Engineering Record

Historic American Engineering Collection, Library of Congress Prints and Photographs Division Washington, D.C.

1978

This image is in the public domain. Please contact us if you would like to purchase a high-resolution copy of the image.

TIFF

English

Photograph