Sunken Ship Raising Technology by Air Bladder

This invention could be used for raising any ship or shipwrecks and heavy materials under water without the help of crane or any other mechanical lifting system. At present the crane is used to rise the sunken ship or shipwrecks and hey material in the sea water. This process is very expensive and time taken. In our technology an empty air bladder is tied to sunken ship, shipwreck of heavy material, then the air is filled in the bladder through a long flexible pipe connected to bladder from the water level.