... as air balloon, inflatable bags, roller bags, air lifting bags, salvage bags. Airbags now are used for ship launching, loading, and ... and landing, lifting and moving sunken ships, and salvaging stranded boats. Air bags have the benefit of not only saving labor ... . Therefore, airbags are widely used in slipping of ships and boats of all sizes. Applications:1. Shipwreck salvage2. Floating bridge and ...