128958 ⎘
Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers; Component parts, e.g. arrangement or adaptation of pumps; Digging elements, e.g. suction heads; Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head with jets
HYDROVAC WITH EMERGENCY STOP
#2HYDROVAC WITH SAFE STATE
#3WATER TANK FOR A HYDROVAC
#4HYDROVAC WITH AUTO SHUTOFF BASED ON WEIGHT
#5HYDROVAC WITH REAL-TIME WEIGHT MONITORING
#6SYSTEM AND METHOD OF OPERATING A HYDROVAC TO ADJUST SUCTION
#7SOIL EXTRACTION/GROUTING DEVICE
#8Seafloor Pipeline Removal System and Method
#9Non-Conductive Hydro-Excavation Wands Incorporating Wear Sleeves
#10VACUUM EXCAVATION FOR LOCAL TRANSMISSION SYSTEM AND METHOD
#11MICRODREDGING SYSTEM AND METHOD OF USING THE SAME
#12DREDGE HEAD ASSEMBLY AND RELATED DIVER-ASSISTED DREDGING SYSTEM AND METHODS
#13Soil extraction/grouting device
#14Seafloor pipeline removal system and method
#15Soil extraction/grouting device
#16SYSTEM AND METHOD FOR EXCAVATING AN AGGREGATE THROUGH AN ACCESS HOLE
#17Vacuum excavation apparatus having a deceleration vessel and methods for excavating a site
#18ADDITIVE DOSING ASSEMBLIES AND HYDRO EXCAVATION VACUUM APPARATUS INCORPORATING SAME
#19Dredge system
#20Seafloor pipeline removal system and method
#21HYDRO EXCAVATION VACUUM APPARATUS AND FLUID STORAGE AND SUPPLY SYSTEMS THEREOF
#22Device for removal of sediment from inside piles
#23Spalling composite particles and methods of using them
#24Hydro excavation vacuum apparatus having deceleration vessels and methods for hydro excavating a site
#25Airlocks for conveying material, hydro excavation vacuum apparatus having airlocks, and methods for hydro excavating a site
#26Hydro excavation vacuum apparatus having an adjustment system for adjusting a dewatering system screen
#27Hydro excavation vacuum apparatus
#28Microdredging system and method of using the same
#29Cluster-type deep-sea submarine mining equipment based on vortex hydrodynamic characteristics
#30Hydro excavation vacuum apparatus and fluid storage and supply systems thereof
#31System for recovering minerals from the seabed
#32Rotatable hydro excavation suction wand
#33Dredging apparatus and method of dredging
#34Vacuum unit and truck with air and water
#35Microdredging system
#36Dredge with water-jet cutterhead
#37Cavitating water jet hard rock dredge mining system
#38Subsea mining tool including a suction mouth
#39Vibrating agitator attachment for Toyo dredge pumps
#40Drag head and trailing suction hopper dredger
#41Drag head for a trailing suction hopper dredger and method for dredging using this drag head
#42DRAG HEAD FOR A TRAILING SUCTION HOPPER DREDGER AND METHOD FOR DREDGING USING THIS DRAG HEAD
#43Drag head of a trailing suction hopper dredger and method for dredging using this drag head
#44Mobile vacuum excavation attachment for vehicle
#45Draghead for a trailing suction hopper and process for dredging by means of this draghead
#46Subsea excavation and suction device
#47Mobile vacuum boring and excavation method
#48Mobile vacuum boring and mud recovery method having an articulated vacuum conduit boom with digging bucket
#49Soil boring device and a kit including the same
#50Sediment suction sink and method for sediment control in rivers, streams, and channels