Fuels Liq Manufacture of Metallurgical Coke: Beehive Oven Otto Hoffmann Oven | PDF | Cracking (Chemistry) | Propane
Heritage Documentation Programs, NPS - Beehive Oven - Isometric Connellsville Coal & Coke Region Connellsville, Pennsylvania (Fayette County, PA) Delineator: Jack Conviser, 1993 Survey Number: HAER PA-283 Building/Structure Dates: ca. 1831 Initial
![Beehive" coke ovens, constructed in the 1890s in Redstone, Colorado, eastern capitalist Cleve Osgood's onetime "company town" for those who produced coke, or carbonized coal, for Osgood's steel mill down in Pueblo Beehive" coke ovens, constructed in the 1890s in Redstone, Colorado, eastern capitalist Cleve Osgood's onetime "company town" for those who produced coke, or carbonized coal, for Osgood's steel mill down in Pueblo](http://tile.loc.gov/image-services/iiif/service:pnp:highsm:48900:48961/full/pct:100/0/default.jpg)