129011 ⎘
Dredgers or soil-shifting machines for special purposes Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
Sub-classes:SUBMERSIBLE UNDERWATER DREDGE WITH INTEGRATED METAL DETECTOR
#2Microtrencher having an improved vacuum system and method of microtrenching
#3LUBRICATED SOIL MIXING SYSTEMS AND METHODS
#4Dirt removal and piling machine
#5Hydraulic percussion device and construction apparatus having the same
#6Methods and system for forming reclamation structures
#7Method and apparatus for forming a trench in a sea floor
#8Lubricated soil mixing systems and methods
#9Core drill apparatus for installation in excavator
#10Ground thawing device
#11System and method for heating the ground
#12Excavator shearing implement
#13Lubricated soil mixing systems and methods
#14Local dust extraction system for an excavation machine
#15Ground Excavation Preparation System
#16Lubricated soil mixing system and methods
#17Lift attachment apparatus
#18Microtrencher having an improved vacuum system and method of microtrenching
#19Lift attachment apparatus