Method and apparatus for removal and recovery of oil

Method and apparatus for removing contaminating liquids...

Method and apparatus for removing oil spills and...

Method and apparatus for removing old pile

Method and apparatus for removing water from low areas

Method and apparatus for restricting local variations in...

Method and apparatus for separating floating pollutants

Method and apparatus for separating from excavated materials...

Method and apparatus for sinking and re-floating ice booms

Method and apparatus for skimming a floatable surface layer...

Method and apparatus for splitting ice masses

Method and apparatus for spread-foot piles

Method and apparatus for subsurface oil recovery using a...

Method and apparatus for supplying and maintaining...

Method and apparatus for supporting a drilling platform on...

Method and apparatus for testing load-bearing capacity...

Method and apparatus for thawing ground

Method and apparatus for the recovery of sediments from the...

Method and apparatus for tidal electric power generation...

Method and apparatus for transferring a drilling apparatus...