Our country and its resources; . es of gas. tar,ammonia, benzol and other installation of by-product ovens hasincreased rapidly and is turning intoprofits and dividends large quantitiesof the by-products wasted in the bee hiveprocess. The recovery of the coal by-products places at the disposal of chem-ists and manufacturers a quantity ofmaterial from which dyes and explosivesmay he manufactured. The production of coke in the UnitedStates in 1915 was 41,581,150 short tons, an increase of 7,025,236 tons (20per cent i as compared with 1914. The number of I hive ovens in operation in
Our country and its resources; . es of gas. tar,ammonia, benzol and other installation of by-product ovens hasincreased rapidly and is turning intoprofits and dividends large quantitiesof the by-products wasted in the bee hiveprocess. The recovery of the coal by-products places at the disposal of chem-ists and manufacturers a quantity ofmaterial from which dyes and explosivesmay he manufactured. The production of coke in the UnitedStates in 1915 was 41,581,150 short tons, an increase of 7,025,236 tons (20per cent i as compared with 1914. The number of I hive ovens in operation in 1915 wa-. , and the number ofby-product ovens was 6,346. There werea large number of by-product ovensbrought into use and all ovens wereoperated nearer full capacity (303 days)than in the previous year 12S6 days).The number of men employed at cokeovens in 1915 was 31,060. Coke Oven By-products.—The value of coke oven by-products was $29,824,579in 1915, as compared with $17,500,000in L914. The increase in benzol products. IRS oil! curXTRV AND ITS RESOURCES was the most Interesting feature of tin1year in the coke industry. The valaeof this product rose from less than$1,000,000 in 1914 to more than $7,760,-000 in 1915. In 1914 there were four-teen henzol plants, controlled by onecompany. In 1915 sixteen additionalcoke plants were equipped with benzolapparatus. The benzol products, includ-ing toluol, in 1915 amounted to 16,600,657 gallons. The amount of toluol pro-duced in 1915 was 623,506 gallons, val-ued at $ per gallon. The amountof tar obtained from coke ovens in 138,414,601 gallons, valued at$3,568,384. The total value of annuooia obtained and sold was .$9,867,475. Petroleum The total quantity of crude petroleumplaced on the worlds market in 1915amounted to 426,892,673 barrels, or 7per cent more than in 1914. making theproduction in 1915 the greatest on rec-ord. Of the total amount produced, theUnited States leads with 281,104,104barrels, or per cen
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Keywords: ., bookcentury1900, bookdecade1910, bookpublishernewyo, bookyear1917
