BELTING Graphical Diagrams for Determining Belt Ladew. The Edward R. Ladew Leather Belting Factory. Brief, illustrated description of this Schieren.-The New Belting Factory of Charles A. Schieren & Company. Describes the details in the manufacture of belts, and gives an illustrated See also BELTING-Safe Management; SAFETY New Belt Shifters (Nouveaux Monte-Courroies well illustrated description of apparatus for plac- ing belts on pulleys in motion, without danger to Beam.-Beam Bending Machine. E. C. Thulin. An illustrated description of a machine used in the construction of small cars, but applicable to other uses. 700 w. Am Mach-Oct. 23, 1902. Decomposition.-The Decomposition of Benzine at High Temperatures. G. W. McKee. Read before the Canadian Sec. of the Soc. of Chem. Ind. An account of experiments made to obtain light Mine. See Oberursel; Otto; ELECTRIC LOCOMO- Oberursel.-The Work of the Oberursel Benzine Loco- Otto.-Benzine Locomotives for Gaseous Mines Benzinlocomotive für Schlagwettergruben). L. Volf. Describing a convenient form of mine loco- motive operated by an Otto benzine motor for use in localities in which electric sparking might be dangerous. 2000 w. 1 plate. Oesterr Zeitscher f Berg u Hüttenwesen-Oct. 4, 1902. See also GAS MANUFACTURE-Benzol; LIQUID Composition, Examination, and Application of Benzols. Dr. F. Frank, in "Chemische Industrie." Abstract from the "Journal of the Society of Chemical Industry." Explains methods of testing commercial benzols. 1500 w. Jour Gas Lgt- Commercial Benzol. Dr. Fritz Frank. Abstract translation from "Die Chemische Industrie." views its history, describes methods of testing, and See also STEEL METALLURGY; STEEL WORKS. Bessemer Steel, Basic and Acid Process, with Analysis and Physical Tests. Robert H. Probert. Read at meeting of Ohio Soc. of Mech., Elec., and Steam Engrs. Discusses the manufacture of Bessemer steel. 4000 w. Engr, US A-March The Synthesis of Bessemer Steel. F. J. R. Carulla. A discussion of the value of the Besse- mer process, urging its restoration to the confl- Barrow-in-Furness.-See STEEL WORKS. History. The Genesis of the Bessemer Process. From Sir Henry Bessemer's recently published autobiography. An account of the writer's re- searches. Ills. 4500 w. Ir & St Mag-Dec., 1905. Mixer Patent.-See STEEL METALLURGY. Small Converters.-The Value of the Small Bessemer Plant in the Machine Works (Die Bedeutung der Kleinbessemerei für die Eisenhüttenindustrie und den Maschinenbau). Hans van Gendt. A discus- sion of the extent to which a small Bessemer con- See also AUTOMOBILE EXHIBITION; MOTOR Gear.-Bicycle Differential Gears. From "La Na- ture." Illustrated description of various systems. 1800 w. Sci Am Sup-Dec. 21, 1901. A Change Speed Gear for Bicycles (Rapport sur le Changement de Vitesse pour Bicyclette). M. Dill- geon. An illustrated description of J. M. Roullot's change-speed gear for bicycles, in which different sized spur gears on the crank axle are made to engage with teeth on the interior of the sprocket wheel. 600 w. Bull Soc d'Encouragement-March The Columbia Bicycle Two-Speed Gear. Illus- trated description of a combined free-wheel, brake and speed-changing mechanism. 1700 w. Mach, N Gears and Brakes.-Bicycle Construction (Les Bicy- Operation. The Resistance and Efficiency of Bicycles on Roads (Das Fahrrad im Strassenbaudienste mit Besonderer Berücksichtigung der Oekonomie von Kraft und Zeit). R. Izkowski. A full discussion of the resistance and operation of bicycles at various speeds and on various grades on different kinds of roads and streets. Tables. Serial. Part I. 4000 w. Oesterr Wochenschr fd Oeffent Bau- Dynamic Studies upon Bicycles (Recherches Dy- namiques sur les Bicyclettes). Max Ringelmann. Showing the influence of the load, the tire, and Touring.-Bicycles for Touring (Les Bicyclettes. Le Concours de Bicyclettes de Tourisme). Carlo Bour- let. An illustrated account of a road competition for bicycles in France and descriptions of brakes BICYCLE EXHIBITION. London. See AUTOMOBILE EXHIBITION. See also BICYCLE. See COAL BIN, GRAIN BIN; TANK. BINARY ENGINE. See also MOTOR-Josse Review. The Josse Waste Heat Engine. Illustrated description of an engine whose purpose is to utilize the waste heat of a steam engine. Editorial comments. 3300 w. Elec Wld & Engr-Aug. 10, 1901. The Waste-Heat Auxiliary Engine. Illustrates this engine that has been in service during the past three months at the central station of the Berlin Electrical Works, reporting the results of the tests and its standing as an economic factor in the generation of power. 2300 w. U. S. Cons Repts, No. 1139-Sept. 14, 1901. The Waste Heat Engne (Die Abwärme Kraftmaschinen). H. Baum. A description of the Josse and Zimmermann binary engines, using the heat in the exhaust of a steam engine to vaporize sulphur dioxide for use in a second motor. 2000 W. 5 plates. Glückauf-Sept. 7, 1901. Combined Vapor Engines (Les Machines à Vapeurs Combinées). A description of the Josse form of binary engine in which the heat of the exhaust steam is used to vaporize sulphur dioxide for use in a second engine. 1200 w. Génie Civil-Sept. 14, 1901. Waste-Heat Auxiliary Engine. A series of pictures showing the latest developments in this engine, with information and report of results. 2000 W. Sci Am-Nov. 2, 1901. R. H. Thurston. The "Latent Heat" Fallacy. Discusses the false ideas advanced in relation to the new ether vapor engines. 2000 W. Sup - Jan. 25, 1902. Sci Am The "Series-Vapor" and "Heat Waste" Engines, as Supplementary to Single-Vapor Engines. R. H. Thurston. A study of the problem of how to secure the largest amount of energy with the least waste. Serial. 1st part. 7000 w. Jour Fr Inst-Oct., 1902. The Binary Steam Engine (Die Abwärme-Dampfmaschine). H. Behrend. A discussion of the thermodynamic principles involved in the design of binary vapor engines with curves of specific volumes of various substances available for use in the second cylinder. 1500 W. Zeitschr d Ver Deutscher Ing-Oct. 4, 1902. Waste Heat Engines. Prof. Edward F. Miller. Discusses recent attempts to increase the efficiency of an engine by reducing the temperature of the exhaust heat, describing the invention of Prof. E. Josse and the working of the engine. 2000 w. Jour N Eng W-Wks Assn-March, 1903. Large Waste Heat Engines. Franz Welz. Illustrates and describes the general scheme of such instalations and discusses the advantages and disadvantages. 1800 w. Engr, U. S. A.-Aug. 1, 1903. Development.-See MOTOR-Josse Review Ether Vapor.-An Ether-Vapor Generator. From "La Nature." Gives an account of the early attempts to apply this liquid for the production of motive power and gives an illustrated description of the seeming solution in the invention of Desvignes de Malapert. 2000 w. Sci Am-Jan. 4, 1902. See also Thermodynamics. J. Petroleum Spirit.-Petroleum Spirit or Hexane. S. Fowler and B. T. McCormick. Reports an investigation made of the action of petroleum in a heat engine. 1200 w. Sib Jour of Engng-Oct., 1903. Sulphur-Dioxide.-Sulphur-Dioxide and the Binary Engine. R. H. Thurston. A study of the physical properties of sulphur-dioxide and the economical advance claimed for the series-vapor engine of Prof. Josse. 2700 w. Jour Fr Inst-June, 1903. Test.-Recent Experience and Tests with Waste Heat Engines. John H. Barr. An explanation of the operation of the binary vapor engines with a statement of certain properties of the working fluids employed. 1500 w. Sib Jour of EngngMarch, 1902. Waste Heat Engines (Abwärmekraftmaschine). H. Schröter. Data and results of tests upon two BLAST FURNACE binary-vapor engines of the Josse sulphurous acid type, showing the gain by utilizing the heat in the exhaust steam. 1800 W. Zeitschr d Ver Deutscher Ing-May 6, 1905. Thermodynamics.-Some Forms of Vapor Heat Maps with Vapor Table and Curves for Ether (C4H10O). Thomas M. Gardner. A discussion of the conditions under which the vapor of ether may be used in binary-vapor engines. 2500 W. Sib Jour of Engng-Nov., 1904. BIOLOGY. See also ASPHALT; URALITE. Bitumen and Oil Rocks. G. C. Gives theories regarding oil siders prospecting, oil zones, markable districts. 3000 w. formation, and conand some of the reAm Geol-Jan., 1904. Broadhead. Re The Origin of Bitumen. W. C. Morgan. views the theories that have been advanced, and claims that it has been proven that bitumen is derived from animal sources, though it does not deny that there may also be other sources. 1300 w. Cal Jour of Tech-Sept., 1904. Bitumen: Its Consumption in the United Kingdom and Its Production in Trinidad. W. Pollard Digby. Shows the volume and source of the United Kingdom's import of bitumen for the last 15 years. 1000 w. Elec Engr, Lond-Oct. 28, 1904. Cuba.-Bitumen in Cuba. T. Wayland Vaughan. Account of occurrences of bitumen in Cuba obtained partly during geological research, and partly from existing literature. Ill. 5800 W. Eng & Min Jour-March 8, 1902. Electric Insulation.-Bitumen in Insulating Composi tions. D. A. Sutherland. A digest of known data, and a contribution to the study of bitumen, its sources, properties and uses for electrical purposes. Serial. 1st part. 8000 w. Electro-Chem & Met-Dec., 1903. Bitumen in Insulating Compositions. Discussion of a paper by D. A. Sutherland on this subject. 2000 w. Electro-Chem & Met-Jan., 1904. Pavement.-See ASPHALT PAVEMENT; MENT. PAVE Railway. See RAILWAY SHOP-Blacksmith; Montreal, Angus. BLAST FURNACE. See also BLAST FURNACE GAS; BLAST STOVE; BLOWING ENGINE; FURNACE: IRON MET. ALLURGY; IRON WORKS; STEEL WORKS. Recent Blast-Furnace Practice. Brierly Denham Healey. Read before the Soc. of Engrs. A comparison between old and new methods, with some results of recent working and illustrated description of furnace. Serial. 1st part. 2700 W. Mech Engr-May 17, 1902. Air, Gayley Process.-See Dry Air Blast. Alliance, Ohio.-The Oldest Iron Furnace West of the Allegheny Mountains. Brief account, with illustration, of the "Alliance Furnace,' built in 1789. 700 w. Eng News-Nov. 20, 1902. American.-A Decade in American Blast Furnace Practice. F. Louis Grammer. Discusses briefly the tendencies in the methods of administration as well as the conditions governing supremacy as affecting the aims of the manager, and considers the ad vances made during the last ten years. 6500 W. Trans Am Inst of Min Engrs-Feb., 1904. See also Russia; IRON METALLURGY. American VS. European. Modern Blast-Furnace Construction (Gesichtspunkte beim Bau Moderner Hochöfen). E. Lamoureux. A review of modern furnace construction, comparing European and American practice. 3000 w. Stahl u Eisen April 1, 1904. American vs. German.-Notes on American BlastFurnace Practice (Betrachtungen über den Amerikanischen Hochofenbetrieb). Bernhard Osann. comparison between American and German furnaces and methods. 3500 W. Stahl und EisenOct. 15, 1905. Anthracite. See Russia. A Askam, England.-Tests of the New Blast Furnace at Askam. A report of tests made of this furnace in Cumberland which is designed on what are popularly known as "American lines," although various modifications were introduced to meet the conditions. 900 W. Ir & Coal Trds Rev-June 6, 1902. Asphyxiation.-Accidents due to the Asphyxiation of Blast Furnace Workmen. R. H. Thwaite. Read before the Iron & Steel Inst. A discussion of the dangers, giving suggestions with a view to securing comparative immunity_from_fatalities. 2800 W. Ir & Coal Trds Rev-May 12, 1905. Audan-le-Tiche, Lorraine.-See. Electric ment. Equip. By-Products.-Blast-Furnace By-Products and Their Possible Recovery. Horace Allen. Gives a list of the by-products, the profitable recovery of which has been demonstrated, and considers them seria. tum. Ill. 3500 w. Feilden's Mag-July, 1903. Notes on the Evolution of Blast Furnace Recovery Plant. J. Gillespie. Presents some of the steps in the evolution of the blast furnace recovery plant, describing details. Ills. 6500 W. Jour of W of Scot Ir & Steel Inst-Jan., 1905. See also BLAST-FURNACE GAS. J. L. Calculations.-Blast-Furnace Calculations. Stevenson. Gives the methods by which to arrive at the shape and size of furnace and the necessary equipment for the production of the output decided upon. Ills. 2800 W. Engr, Lond -Aug. 25, 1905. Capacity-Blast Furnace Capacity Rapidly Increasing. Information given by the American Iron & Steel Assn., showing that blast furnaces are to be increased 2,000,000 tons the present year, and 2,500,000 tons next year. 2000 w. Ir Age -Aug. 27, 1903. Carbon-Deposition.-The Theory of Carbon-Deposition in the Blast Furnace. A. D. Elbero. An explanation of a new theory. 2000 w. Am Mfr & Ir Wld-Dec. 29, 1904. Carbon Properties. The Chemical and Physical Properties of Carbon in the Hearth of the Blast Furnace. W. J. Foster. Gives results obtained by various experimenters, and the in vestigations of the writer. 2800 w. Ir & Coal Trds Rev-May 9, 1902. Casting Direct.-See CASTING-Blast Furnace; CASTING MACHINE. Cette, France.-A Modern French Blast Furnace. Illustrated description of a plant at Cette, on the Mediterranean. 1500 W. Ir Age-Nov. 6, 1902. Blast Furnace and Iron Work at Cette. Translated from "Le Génie Civil." Illustrated description of these works, especially the blast furnace construction. 2200 W. Engr, Lond-March 27, 1903. The Blast Furnaces of Schneider & Co.. at Cette (Les Haut Fourneaux Schneider et Cie. de Cette). An illustrated description of the large iron works at Cette, operated in connection with the other establishments of Schneider & Co. 5000 W. Revue Technique-Oct. 25, 1903. Charcoal.-The Largest Charcoal Blast Furnace in the World (Der Grösste Holzkohlen-Hochofen der Welt). An illustrated description of a blast fur nace 70 ft. high, with a maximum production of 115 tons of iron per day, using charcoal fuel, at Vares, Bosnia. 1200 W. Stahl u Eisen-May 1, 1902. See also Sweden. Charcoal, Charge.-The Use of High Percentages of Fine Ore in a Charcoal Blast-Furnace. Harry R. Hall. An account of successful work under adverse conditions. 1500 W. Am Inst of Min Engrs-Sept., 1905. Charcoal, Mexico.-Some Mexican Charcoal BlastFurnaces. John Birkinbine. An illustrated article giving information of some of the older plants which depend upon charcoal as fuel. 1400 W. Cassier's Mag-Nov., 1905. Charge.-Stock Distribution and Its Relation to the Life of a Blast Furnace Lining. David Baker. Discusses mechanical handling and its difficulties, the need of careful handling of coke, and attempts made to reduce the tuyere destruction. Ills. 2500 W. Trans Am Inst of Min EngrsFeb., 1904. Stock-Distribution and Its Relation to the Life of a Blast-Furnace Lining. Discussion of Mr. Baker's paper. 2700 w. Am Inst of Mining Engrs May, 1905. Stock Distribution and Its Relation to the Life of a Blast-Furnace Lining. David Baker. The results of mechanical charging are discussed and compared with the hand-barrow system, and an illustrated report of the writer's experience. 2200 W. Eng News-March 24, 1904. Stock Distribution and Its Relation to the Life of a Blast-Furnace Lining. David Baker. A discussion of difficulties due to mechanical handling and the efforts made to remedy the troubles, with partial success. Ills. 2000 w. Ir & Coal Trds Rev-April 8, 1904. Stock Distribution in the Blast Furnace. Joseph E. Raysor and John J. Porter. Discusses troubles that arise and their causes, and illustrates some filling devices. 1700 w. Ir AgeJan 12, 1905. See also Mixtures; Platz. Charging Apparatus.-A New Blast Furnace Top. Axel Sahlin. Read before the Iron and Steel Inst. An illustrated description of the Julian Kennedy furnace top and hoist, stating the aswhich sumptions on the design is based, and the advantages claimed. 3500 w. Ir Age-May 14 1903. A Furnace Charging and Distributing Apparatus. Frank C. Roberts. Illustrated description of apparatus designed by the writer with statement of its advantages. 1700 w. Ir AgeJune 23, 1904. Improvements in the Mechanical Charging of the Modern Blast-Furnace. David Baker. An illustrated account of skiphoist experiments, and the conclusions. 4000 W. Trans Am Inst of Min Engrs-Sept., 1904. Special Forms of Blast-Furnace Charging-Apparatus. T. F. Witherbee. Illustrated description of various forms of charging apparatus, suggesting that better results in running may be had by charging nearer to the center. 1800 W. Trans Am Inst of Min Engrs-Sept, 1904. Inclined Cable Lifts for Blast Furnaces (Gichtseilbahnen). Rudolph Brennecke. Illustrating and describing a variety of inclined converging devices for delivering the charge to blast furnaces. 2500 W. 2 plates. Stahl u Elsen -Oct 1, 1904. A New Blast Furnace Charging Device. An illustrated description of the Backlund & Burman furnace charging apparatus and its operation. 1700 w. Ir Age-Dec. 29, 1904. The Backlund-Burman Traveling Charging Machine for Blast Furnaces. Illustrated detailed description of this apparatus and its working. 1800 w. Ir Age-April 13, 1905. Charging Apparatus, Electric.-Improved Method of Operating Charging Cones of Blast Furnaces Electrfcally (Neuer Elektrischer Antrieb für Gicht A device to replace steam for which the gas is used in gas engines for the use upon furnaces in generation of electricity. Eisen-May 15, 1901. 1000 w. Stahl und Feed Cones F. Electrically Operated Furnace (Elektrisch Betriebene Gichtglockenaufzüge). Janssen. Illustrating and describing applications of electric motors to the operation of the cone valves used on blast furnaces charge and retain the gases. to admit the Eisen-Dec. 15, 1901. 3000 W. Stahl u On Electric Lifts for Blast Furnace Bell-Tops. F. Janssen. Illustrates and describes a blastfurnace bell-top lift which has been in operation about one year, stating the advantages from the employment of electricity. Trds Rev-March 14, 1902. 2500 W. Ir & Coal Electric Lifts for Furnace Bell-Tops. sen, in "Stahl und Eisen." F. JansIllustrates and de scribes a bell-top lift that has been in operation for about a year. and considers the advantages derived from the use working the bell-top. of electricity for 2000 W. Am Mfr-April 3, 1902. von Electric Elevators for Blast Furnaces trische Antriebe (ElekSchiebeler. Hochofenaufzügen). With illustrations of details of elecC. trically operated charging devices. Stahl u Eisen-April 15, 1904. 1800 W. Electrically-Driven Furnace Hoist Betriebener Gichtaufzug). (Elektrisch trating and describing an F. Collischonn. Illustrically driven, for automatically charging blast inclined hoist, elecfurnaces. 2000 w. Stahl u Eisen-June 15, 1905. Electrical Blast Furnace Hoist. describes a plant at work in Germany. 1600 w. Illustrates and Engr, Lond-Nov. 10, 1905. See also Electric Equipment. Charging Apparatus, Pneumatic.-Pneumatic Cone Mechanism (Pneumatischer Gichtglocken Aufzug). E. Nümker. An illustrated description of the application of a pneumatic cylinder for operating the feed cone of a blast furnace. 600 W. Stahl u Eisen-July 15, 1901. Chemical Reactions.-The Influence of Carbon, Carbonic Oxide and Carbonic Acid on Iron and Iron Oxides (Ueber die Einwirkung von Kohlenstoff, Kohlenoxyd und Kohlensäure auf das Eisen und seine Oxyde). E Baur and A. Glaessner. analytical-chemical investigation of the processes An in the blast furnaces, and the reduction of the different oxides of iron. Stahl u Eisen-May 1, 1903. Diagrams. 3500 W. Experimental Studies of the Reactions in the Blast Furnace (Experimentelle Studien über die Vorgänge im Hochofen). Dr. Describing studies in the analysis of gases drawn F. Zimmermann. from various zones in the blast furnace, and conclusions therefrom. 2000 w. July 1, 1905. Stabl u Eisen Clairton, Pa.-See STEEL WORKS. Brief Cleveland, 0.-The New Cleveland Furnace. illustrated description of the plant of the Cleveland Furnace Company. Ir Age-Dec. 22, 1904. Coke. See SULPHUR-Coke. 2400 W. Composition of Iron.-See IRON-Chemistry. Construction.-See Design. OPEN-HEARTH PROC Continuous Process.-See ESS; STEEL METALLURGY. Couillet, Belgium.-The New Blast Furnace of the furnaces of 16.5 meters height and 160 metric tons capacity each, recently erected in Belgium, these being among the largest and finest on the Continent. 2000 W. Rev Univ des Mines-Nov., 1900. New Blast Furnace at Couillet (Belgium). lustrated description. IlThe special feature consists in the special arrangement of shaft and charging appliances. 2000 W. 25, 1901. Col Guard-Jan. Design. The Designing and Equipment of Blast Furnaces. Jno. L. Stevenson. The first of a series of papers aiming to set forth the practice and necessary methods, to arrive at the right size, shape, and proportions of any furnace adapted and Distributing Apparatus.-See Charging Apparatus. Dry Air Blast.-The Application of Dry-Air Blast to the Manufacture of Iron. account of the application of the dry-air blast James Gayley. An at the Isabella Furnaces of the Carnegie Steel Co., at Etna, Pa., and the economies resulting. Ills. 5400 w. Iron & Steel Inst-Oct., 1904. The Application of the Dry-Air Blast to_Blast Furnace Operation (Die Verwendung von Trockenem Gebläsewind im Hochofenbetrieb). account of the Gayley dry-air blast as applied A full at the Isabelle furnace. Nov. 15, 1904. 3500 w. Stahl u EisenThe Dry Air Freezing Process at the Isabella Furnace (Congélation de l'Humidité d l'Air Souf aux pres PittsA brief ac flé Hauts Fourneaux burgh). Isabella, MM. Picard & Heurteau. count of the Gayley process of drying the air blast by freezing out the moisture. Comptes Rendus-Nov. 21, 1904. 1000 W. The Use of Dry Air in Blast Furnaces (Sur l'Emploi de l'Air Sec dans les Hauts Fourneaux). Henri Le Chatelier. An examination of the Gayley dry air process, showing that the economy may be due to the operation at a lower temperature. 1000 w. Comptes Rendus. Nov. 28, 1904. The Influence of Drying the Blast on BlastFurnace Performance Desiccation du Vent (Influence Exercée par la Fourneaux). sur la Marche des Hauts A. Lodin. Gayley dry air blast process, indicating that the A discussion of the reported economy may be due to other causes. 1200 W. Comptes Rendus-Nov. 28, 1904. Dry-Air Blast for Blast Furnaces (La Dessicatlon de l'Air dans le Soufflage des Hauts-Fourneaux). G. Chesneau. cisms of the Gayley process, urging caution in A review of the critirepeating the experiment. chimie-Jan., 1905. 1200 w. L'Electro The Drying of Furnace Blast by Refrigeration (Trocknung des Hochofenwindes mittels Kältemaschinen). Dr. C. von Linde. A discussion of the Gayley process for drying the air supplied to blast furnaces, with an estimate of the cost of the operation. 4000 w. 1, 1905. Stahl u Eisen-Jan. Is it Advantageous to Dry the Air for Blast Furnaces? (Ist es Vorteilhaft den Hochofenge Dry Blast and Turbo-Blowers (Windtrocknung und Turbogebläse). Prof. W. study of the removal of moisture from air blast Mathesius. by the use of chemical absorbents. 1800 w. Stahl u Eisen-March 1, 1905. Dry Air Blast and Turbine Blowing Engines. Abstract translation of an article by Prof. Mathesius, in "Stahl und Eisen," method of drying the blast. describing a new 2000 W. June 1, 1905. Ir Age The Use of Dried Alr in the Blast Furnace. Articles The Use of Dry Air in Blast Furnaces. by A. Pourcel and O. Boudouard, translated from "Revue de Metallurgie." 1800 w. Ir & Steel Mag-June, 1905. The Application of Dry-Air Blast to the Manufacture of Iron. Joseph W. Richards. A discussion of the paper by Mr. Gayley presented at the Lake Superior meeting. 3700 w. Am Inst. of Min Engrs July, 1905. The Application of Dry-Air Blast to the ManT. W. Robinson. ufacture of Iron. Discussion of paper which Mr. Gayley presented at the Lake Superior meeting and also at the New York meeting of the Iron and Steel Institute. 2500 w. Am Inst of Min Engrs-July, 1905. Dry Air for Blast Furnaces. Abstracts of unpublished papers presented at the Liége Mining 3000 w. and Metallurgical Congress. Ir AgeNov. 16, 1905. Duluth, Minn.-The Zenith Furnace at Duluth. Dwight E. Woodbridge. Description, with illustrations, of a coke-oven gas plant, blast furnace and coal dock of the most modern kind. 1500 w. Eng & Min Jour-Aug. 11, 1904. Blast Furnace and By-Product Coke Plant of the Zenith Furnace Co. Illustrated description of a remodeled plant at Duluth, Minn. 2500 w. Ir Trd Rev-Aug. 11, 1904. Dust Chamber-Dust Chamber Design. Max J. Welch. Illustrations, with descriptions of types of dust chamber construction for collecting flue dust and condensing fumes. 1200 W. Eng & Min Jour-Sept. 1, 1904. Emciency. The Thermal Efficiency of the Blast Furnace. W. J. Foster. Read before the Iron & Steel Inst. An examination of the furnace at Dorlaston; the materials used were chiefly silicates of iron, in the form of flue and tap cinders, and a small quantity of ferric oxide. Experiments and results. 5000 W. Ir & Coal Trds Rev-May 6, 1904. Elba.-Blast-Furnace Plant on the Island of Elba. (Hochofenanlage auf der Insel Elba). J. Nebelung. An illustrated account of the working of the extensive iron ore deposits on the island, with details of the furnaces and machinery of the new works at Portoferraio. Serial. 2 parts. 6000 w. Zeitschr d Ver Deutscher Ing-Oct. 24, Nov. 7, 1903. Blast-Furnace Plant of the "Elba" Societa Anonima di Miniere e di Alti Forni at Portofer raio, Elba. Carlo Massa. Illustrated detailed description of the plant. 2800 w. Am Inst of Min Engrs-March, 1905. See also BLAST-FURNACE GAS; IRON INDUSTRY; IRON ORE HANDLING. Electric Burner.-See Obstruction Removal. Electric Equipment.-The Use of the Electric Motor in Modern Blast Furnace Plants. Andrew Ellicott Maccoun. Considers the applications made and the advantages gained. 2000 w. Pro Engrs' Soc of W Penn-May, 1902. Blast Furnace with Electric Power Plant at Audun-le-Tiche, Lorraine. Frank C. Perkins. IIlustrated detailed description. 1000 W. Am Mach-April 17, 1902. Electric Power for Blast Furnaces and Coke Electric Lift.-See Charging Apparatus, Electric. Elevator.-See Charging Apparatus; Electric Equip. ment. Eliza, Pittsburg.-See Pittsburg. El Paso.-See New El Paso. Explosion.-Blast Furnace Explosions Due to the Hanging of the Charge (Ueber die Durch das Hängen der Gichten Veranlassten Hochofenexplosionen). Director Schilling. A paper before the Verein Deutscher Eisenhüttenleute on blastfurnace explosions and their causes, and upon the sticking of the charge, and the consequent abnormal reactions. Discussion. 3000 w. Stahl u Eisen-May 15, 1903. Blast-Furnace Explosions With Falling Charges (Hochofenexplosionen beim Stürzen der Gichten). Bernhard Osann. A discussion of the causes of blast-furnace explosions. 2800 w. Stahl u EisenJuly 1, 1903. The Cause of Some Blast Furnace Explosions. Extract from a paper by Director Schilling at meeting of the Verein Deutscher Eisenhuettenleute. Explains his view as to the cause of explosions following "hanging." 1500 w. Ir Age -July 2, 1903. of the A ac Obstructions Explosions Caused by in Blast Furnaces die (Ueber durch das Hängen der Gichten Veranlassten Hochofenexplosionen). Adalbert Nath. A discussion of the causes of gas explosions in blast furnaces, including the effects increased temperatures upon dissociation of the gases. 1800 w. Stahl u Eisen-Aug. 15, 1903. Furnace Top Explosions. Frank C. Roberts. discussion of theories most generally cepted in explanation of these "slips" in blast furnaces burdened with a high percentage of fine ore. 3000 w. Ir Age-May 5, 1904. Faber du Faur.-See BLAST-FURNACE GAS. Flue Dirt.-Flue-Dirt and Top-Pressure in Iron Blast Furnaces: A Study of the Influences Controlling Them. F. Louis Grammer. A study of flue dirt and influences controlling it, based on 4000 W. observations of about thirty furnaces. Trans Am Inst of Min Engrs-Feb., 1903. See also BLAST-FURNACE GAS; BLAST STOVE. Foster Cooling.-See Water Cooling. Freezing Blast-See Dry Air Blast. "Frozen."-See Explosion; Obstruction Removal. Gas Valves.-Double Gas Valves (Ueber Doppelte Gichtverschlüsse). K. Stähler. Describing especially the Buderus double-cone valve for blast furnaces, enabling the gas to be drawn off continuously without interfering with the charging of the furnace. 1800 w. Stahl u Eisen-Feb. 15, 1905. Gate Valve.-See also VALVE-Gate. See also FURNACE. Height.-The Height of Blast Furnaces. F. L. Grammer. A discussion of this subject with the conclusion that high furnaces have been overestimated and have had their day. 2000 W. Ir Tr Rev-Feb. 20, 1902. History.-A Century of Blast Furnace Practice. Hot Blast. See Dry-Air Blast; BLAST-FURNACE |