Floating device for loading or unloading a ship in open water
GB1112070A
Apparatus for producing,by means of hydraulic pressure,a relative linear displacement between a number of columns and a body capable of being moved along them,such as a pontoon
GB1140770A
Device for eliminating the space between a pile and a guide enclosing this pile for example on a pontoon
GB1099763A
Thrust bearing
GB1098764A
Apparatus for causing, by means of hydraulic pressure, a relative linear displacement between a number of columns and a body that can be moved along them, such as a pontoon
GB1078607A
Offshore drilling or similar platform
US3343372A
Drilling platform
GB1079250A
Structure for carrying out operations in deep waters
US3056585A
Apparatus for producing a relative linear displacement between a column and a movable body by means of hydraulic pressure
GB850143A
Apparatus for producing a relative linear displacement between a column and a movable body by means of hydraulic pressure
GB779478A
Shaft lining
DE976344C
Manhole cover
GB757827A
Method for sinking a lining into a shaft
GB752129A
Improvements in or relating to portable cranes having a counterweighted jib
GB746912A
Shaft lining and tubbing and method for arranging the same in a shaft
GB720986A
Shaft lining or tubbing and method for arranging the same in a shaft
GB737578A
Improvements in or relating to the production of shaft tubbing
DE1026256B
Plant and device for the mechanical extraction of coal
GB721561A
Process and apparatus for mechanically working or cutting coal
