Device and method for making a trench wall in the soil
Device for affixing cutter drums to an apparatus intended for cu
Device for lifting, lowering and leveling booms of strip mining
Digging bucket cylinder powered ejector system
Digging chain vibratory system
Drilling apparatus for hard ground
Drilling apparatus for hard ground
Earth boring rotary tool with axial feed
Earth moving equipment
Excavating machine with cleaning device
Excavating machine with grooving device
Excavating wheel with cam assisted bucket wall ejector
Extendable excavating screw unit equipped with hydraulic...
Foundation construction device for producing trenches in the...
Grade control system for continuous bucket excavators
Grave digging machine
Hydraulically controlled and driven bucket wheel dredge
Land clearing apparatus
Means for driving the back walls of a bucket excavator
Mechanical excavating machines including rotary cutter and sucti