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NO BRAG, JUST FACT »i • h A fleet of fast, seaworthy sup- ply vessels and tugs with ex- perience in the world's roughest seas. Operated and staffed by our own experienced crews. JACKSON MARINE CORPORATION P. 0. Box 1087 Aransas Pass, Texas 78336 512/758-3295 Cable JACMAC MECHANICAL MARINE CO.. INC. 45-15 37th Street, Long Island City, N.Y. 11101 STillwell 6-2630 VAC-REL INVERTED VENT VALVE All sizes, types, materials Connections - Screwed, welding, flanged, sil-braz VAC-REL and MEMARCO products FOR OIL TANKERS AND OTHER BULK LIQUID CARRIERS YSTRAINER Bronze, steel, or stainless ASA or Navy flanges MEMARCO SUCTION BELLMOUTH Sizes 2" through 14" Butt welding type MEMARCO ULLAGE PLATE Quality construction - available in cast steel with bronze trim; also stainless steel Sizes 4" -12" ANGLE CARGO VALVE tow pressure drop. Tight shut-off Available in cast iron, ductile iron, cast steel, or stainless MEMARCO DUPLEX STRAINER Sizes through 8" Available in cast iron, cast steel, bronze,'stainless steel MEMARCO VAC-REL PRESSURE VACUUM RELIEF VALVE Sizes 2W through 10" Approved by USCG, ABS, Lloyds Shown with Inverter MEMARCO PLATE STRAINER Positive, low cost protection for cargo pumps. Available in cast iron, ductile Iron, cast steel, bronze, stainless Halter Marine Services Delivers 86' Tug To River Lines, Inc. The Modoc is the second in a series of a new 86-foot Holmar class tug developed by Halter Marine Services for docking, towing and harbor operations. Halter Marine Services, Inc., New Orleans, La., one of the world's largest builders of tugs, offshore crewboats, cargo vessels and towboats, has delivered the 86-foot tug Modoc to River Lines, Inc., San Francisco, Calif. Overall dimensions of the Modoc are 86 feet by 26 feet by 12 feet six inches, and a draft of 10 feet six inches. The tug is American Bureau of Shipping classed for ocean service. It is powered by two GM16V149NA diesel engines with Twin Disc MG 540 6:1 reduction gear, and equipped with Westinghouse Air Brake pneumatic controls. Steering is hydraulic Orbitrol. The main engines turn 82-inch three-blade stainless steel propellers on 7l/±-inch diameter forged steel propeller shafts with stainless steel liners. The Modoc is also equipped with two 40-kw General Motors generator sets with power take- off for driving hydraulic pumps powering a hy- draulic towing winch. The towing winch is a Mar- key 8N8045-21ESS. There is a one-horsepower hydraulic windlass at the bow of the tug. Other equipment aboard the vessel includes a three by three, 10-horsepower, electrically-driven Barnes fire pump; a two by two Barnes 10CCE five-horsepower, electrically-driven bilge pump; a 10CCE five-horsepower fuel oil transfer pump; central air-conditioning; Raytheon 75 radio; Ray- theon 2840 radar; Raytheon DE776 depth record- er; a 12-man inflatable life raft; Kearfott pilot- house windows; and Kahlenberg Triplex air horns. STAL-LAVAL OPEN HOUSE: In line with its policy of expanding its many services to its clients, Stal-Laval, Inc., has relocated to larger quarters at 400 Executive Boulevard (Cross Westchester Executive Park), Elmsford, N.Y. 10523. Stal-Laval, Inc., is the U.S. sales and ser- vice agent of Stal-Laval Turbin AB of Sweden. The com- pany provides the marine industry with Stal-Laval tur- bines, generators and reduction gears, ASEA Power Ma- rine bridge controls, deck cranes and electricals, Thrige Nakskov mooring winches and cargo winches, and Titan lube and fuel oil purifiers. Pictured during the recent housewarming in Elmsford are, left to right: John A. Albino, manager, marine engineering, Stal-Laval, Inc., Carl Larsson, president, Stal-Laval Turbin AB, and Thomas E. Stott, president, Stal-Laval, Inc. 44 Maritime Reporter/Engineering News
