The Chesapeake Section of The Society of Naval Architects and Marine Engineers held its fifth meeting of the 1976-77 season at the Officers Club of the Washington Navy Yard in Washington, D.C. The meeting included the presentation of two papers on unsteady propeller hydrodynamics.
James W. Steadman has joined Halter Marine, Inc., as vice president, special assignments, with overall responsibility f o r the Halter CATUG project at Chickasaw, Ala. Halter is building six of the giant propulsion units for an integrated tug/barge
Under severe Arctic operating conditions, a relatively new bearing material has outlasted traditional laminated-phenolic propeller shaft bearings by a ratio of about nine to one. The longer-lasting bearing was made from Thordon XL, an alloy of polymer and synthetic rubber,