LandOfFree - US Patents - Listing for Hydraulic and earth engineering,Marine structure or fabrication thereof,With horizontally movable work deck

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Apparatus and method for moving rig structures

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Arrangement in a production platform

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Auxiliary reaction frame system for cantilevered jack-up...

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Cantilever supported drilling rig

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Cantilevered jack-up platform

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Cantilevered mobile marine rig with hydraulic load equalizer

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Cantilevered tower for jack-up platform

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Dual hoist derrick system for deep sea drilling

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Jack-up, movable drilling platform having a telescoping...

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Minimized wave-zone buoyancy platform

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Offshore drilling rig transfer

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Self-elevating drilling unit

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Support structure for mudline suspension wellhead

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

System for moving drilling module to fixed platform

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

System for moving drilling module to fixed platform

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

System for moving drilling module to fixed platform

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

System for moving drilling module to fixed platform

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Vertically folding service arm for a movable platform...

Hydraulic and earth engineering – Marine structure or fabrication thereof – With horizontally movable work deck

Working platform for oil drilling operations in ice covered sea