| 摘要 |
PURPOSE: A closing system for closing an opening for pipes, ducts, busways, and electric cables passing through barrier walls of a ship is provided to close an opening for a duct passing through a barrier wall of a ship and to provide a simple economical system. CONSTITUTION: A closing system for closing an opening for pipes, ducts, busways, and electric cables(20) passing through barrier walls of a ship plugs up an opening(15) with a modular charging element and coats a plugging part with noncombustible elastic sealing material. The noncombustible elastic sealing material is coated to large sized pipes with a diameter of more than 52mm, ducts, busways, and electric cables to a thickness of 3mm over a length of 100mm from one side or both sides of a closing unit. |
