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84 MARINE REVIEW N ow Trade Publications ENGINE INDICATOR—Bacharach Industrial Instrument Co., Pittsburgh, has issued a bulle- tin describing a type of engine indicators it is manufacturing. Value of indicator readings is discussed and the bulletin is illustrated fully to show the construction and operation of the’ indicator. REFRACTORY CEMENT—General Refrac- teries Co., Philadelphia, has issued a_ leafiet describing a high temperature cement it is producing for use in furnaces and similar places ere high temperature is met. ROLLER BEARINGS—A handbook of © in- formation on the application of its roller bearings has been compiled and _ published by the Hyatt Roller Bearing Co., Newark, N. Y. It contains data of value to engineers and draftsmen concerned with the designing and development of plant and _ production equipment. This bulletin is supplemental to other publications by this company, covering in one volume bearing applications to general types of industrial equipment. It contains load and rating tables, formulas for de- termining bearing sizes for specific applica- _ tions, suggestions for mountings and _ con- struction details of all types of the company’s roller bearings. ARC WELDERS—General Electric Co., Schen- ectady, N. Y., has issued a bulletin covering its large tank and pipe welders of various types. The devices are described in detail, with ample illustrations. Installations in op- eration are shown and_ descriptive explains fully the method of operation. BOILER DRUMS—Seamless drums for high- pressure boilers are discussed in a new book- let sent out by Roland Steel Co., 114 Liberty street New York. These drums are fabricated in the German plants of Press & Walzwerk Co., and distributed in this country by the first named company. CHAIN BLOCK—A gravity-lowering chain block is illustrated and described in a leaflet by Herbert Morris Inc., Buffalo, manufacturer of cranes, monorails and chain hoists. The device is designed to lower loads without matter movement of the hand chain, under full control and without effort. Interior con- struction and operation are shown in _ il- lustrations. DRAFT GAGES—A draft gage developed by Lewis M. Ellison, 214 West Kinzie street, Chicago, is described and illustrated in a bul- letin just issued. The gage is designed for use on boilers to give efficiency of firing and produce economy of fuel by keeping draft steady. It is furnished in vertical or in- clined types, single or multitube. PYROMETERS—tThe features and methods of operation of an optical pyrometer manufac- tured by the Bacharach Industrial Instrument Co., Pittsburgh, are given in a pamphlet just issued. A table describing the applica- tions, method of making determinations and the corrections to be applied also is given. ELECTRICAL INSTRUMENTS—The General Electric Co., Schenectady, N. Y., has issued several pamphlets in the form of loose leaf catalog pages, showing drum type controllers, automatic voltage starters for synchronous mo- tors, synchronous motor and condenser panels, automatic starters for slip ring induction mo- ters, and direct heat electric furnaces. PULVERIZED FUEL—Unit pulverizers for industrial furnaces manufactured by the Com- bustion Engineering Corp., New York, are de- scribed in a catalog recently. issued. Con- struction, operation and application of these pulverizers are given. SUCTION TORCH—A bulletin has’ been issued by Hauck Mfg. Co., Brooklyn, N. Y., describing a suction torch recently placed on the market. It operates without the necessity of maintaining pressure on the oil supply tank, thus eliminating an element of danger. Details of the new type of torch are presented. VALVES—Homestead Valve Mfg. Co., Home- stead, Pa., has issued a booklet featuring its type of valves and containing a catalog of various sizes and materials. TURBO COMPRESSORS AND BLOWERS— A descriptive circular covering its compressors ‘Brick Co., January, 1927 and blowers has been issued by the American Brown Boveri Electric Corp., New York. It covers the general subject of blowing and compression, regulation, and then describes the construction and operation of its types for various uses. The illustrations are complete and diagrams and charts serve further to illustrate the text. : ELECTRIC HOISTS—A catalog has been is- sued by the American Engineering Co., Phila- delphia, covering its various devices and in- eluding six new sizes recently added to its line. This carries the range to 24,000 pounds capacity. The catalog covers four distinct classes, each with four to six sizes, with various types of suspension and control. It is fully illustrated by halftones and diagrams. TRUCKS AND TRACTORS—Four bulletins have been issued by the Automatic Transporta- tion Co., Inc., Buffalo, covering its elevating platform truck, tiering-lifting truck, three wheel tractor «and locomotive crane truck. Specifications for each type are given. INSULATING BRICK—A bulletin by the Celite Products Co., Los Angeles, describes feur types of brick produced by this company, adapted to various ranges of temperature and uses. It is illustrated to show proper method of using in various installations. ELECTRIC HEAT—Use of electricity for production of industrial heat is presented in a bulletin by the General Electric Co., Schenectady, N. Y. It is a series of advertise- ments used by this company in trade publica- tions to carry the message of heat for various purposes. TURBINE VENTILATORS—Allen Air Tur- bine Ventilator Co., Detroit, is sending out a booklet covering its multi-vane ventilators for various industrial uses. It is illustrated with detail drawings of construction and by actual installations. Tables of specifi- cations also are given. FIRE BRICK CEMENT—A. P. Green Fire Mexico, Mo., has issued a_ leaflet covering its all-temperature fire brick cement with. high alumina base. Its use is described for bonding, surfacing, reclaiming, filling and repairing. SKIP LIFT—Application of the skip hoist. principle to the elevation of bulk materials in industrial use is covered in a bulletin by the R. H. Meaumont Co., Philadelphia. The lift may be automatic, semiautomatic or manu- ally operated. | Business News for the Marine Trade Cc. & P. Trucking & Stevedore Co. has been incorporated at New York with $10,000 capital L. Pulaski, I. Pulaski and C. Collins. F. Mahar, 189 Montague street, is attorney. Marine Warehouse has been incorporated at New York to sell ship equipment and con- tract for dredging work, with $20,000 capital, by C. A. Cohron, M. Cohron and J. Garlick. M. Tacker, 217 Broadway, is attorney. Siemund Marine Electric Welding Co., 29 Broadway, New York, Henry L. Siemund presi- dent, is building a 2-story building 23 x 85 feet at 426 Washington street. Gillen Bros. has been incorporated at New York to operate a navigation business with 100 shares no par value, by J. A. Martin, C. P. Schroetter and P. J. Dobson. Foley & Maryin, 64 Wall street, New York, are at- torneys. Cameron Dredging Co. has been incorporated at Detroit to do dredging work and contruct vessels, with $100,000 capital, by John H. Cameron, 1010 Francis Palms building, De- troit, Donald H. .Cameron and Alan G. Cameron. City of Bradenton, Fla., has let contract to Wilbanks & Pierce to dredge channel from city dock to main channel of Manatee river. Lee county commissioners are having plans made for dredging 16-foot channel from Fort Myers, Fla., to Punta Rassa on the Gulf of Mexico. . Adams Boat Works, Alexandria Bay, N. Y., has been incorporated with $25,000 capital and 240 shares no par value by M. Glass, E. White and C. White. Wiltse & DeYoung, Alexandria Bay, are attorneys. Alexander Hall & Co., Aberdeen, Scotland, have booked orders for two _ non-propelling hopper barges and a seagoing tug. Toledo Shipbuilding Co., Toledo, O., which is building a car ferry for the Wabash rail- road for service between Milwaukee and Frankfort, Mich., may be awarded a second ferry of the same size, 880 feet long with 3600-horsepower steam engines, driving twin screws, with gross tonnage of 3000 tons. Royal Mail Steam Packet Co. is negotiating for five passenger ships of 15,000 tons each and is likely to award them to Harland & Wolff. They will be used from London to Buenos Ayres, Argentine. Moore Dry Dock Co., Oakland, Calif., has launched the Peralta, first of several turbo- electric driven ferries for the Key System Transit Co. American Shipbuilding Co. has laid the keel for a 580-foot freighter for the Kinsman Transit Co. Keel for a 596-foot freighter for the Inland Steamship Co. will be laid early in November. Westinghouse Electric & Mfg. Co., East Pittsburgh, Pa., has been awarded contract for main motors, generators and control equip- ment for two fleet submarines. A petition in bankruptcy has been filed by the Ocean Ship Chandlery Co., Ltd., 60 Pearl sireet, New York, showing liabilities of $30,777 and assets of $6566.