128992 ⎘
Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables for burying conduits or cables in trenches under water using blowing-effect devices, e.g. jets
OPERATION SYSTEM AND OPERATION METHOD FOR UNDERWATER JET TRENCHING AND CABLE LAYING
#2APPARATUS FOR INSERTING AN ELONGATE OBJECT INTO A TRENCH
#3Subsea Blower Device
#4METHOD FOR BURYING A PIPE IN A SEABED AND A USE THEREOF
#5Material handling systems and methods
#6Material handling systems and methods
#7Underwater excavation apparatus
#8Automated Dual Excavation For Hydro/Pneumatic Vacuum Excavators
#9Underwater excavation apparatus
#10Apparatus for inserting an elongate object into a trench
#11Buoyant mechanical liquid level control
#12Apparatus for locating elongate object in a trench in a floor of a body of water
#13UNDERWATER PIPELINE BURYING APPARATUS AND METHOD
#14Subsea trencher and method for subsea trenching
#15Underwater excavation apparatus
#16Submarine cable trencher
#17Trench cutting apparatus and method
#18Hydraulic excavation around a pipeline buried under shallow water
#19Underwater pipeline burying apparatus and method
#20Trenching assembly for laying in a trench a continuous pipeline and trenching method
#21Underwater trenching apparatus and pumping apparatus
#22Supersonic air knife with a supersonic variable flow nozzle
#23System and method of concurrently trenching, laying and burying underwater pipeline
#24Underwater pipeline burying apparatus and method
#25Pipe trenching
#26Underwater trenching apparatus
#27System to generate pressurized air for hydro-excavation
#28Self-propelled underwater vehicles and systems for underground laying a continuous elongated member in a bed of a body of water
#29Pipeline burial in offshore and arctic offshore regions
#30Pump apparatus and underwater trenching apparatus
#31Apparatus for entrenching underwater pipelines
#32Method and system for laying underground a continuous elongated member in a bed of a body of water
#33Method and system of laying underwater pipelines in the bed of a body of water
#34Underwater Excavation Tool
#35Underwater trenching apparatus
#36Underwater excavation apparatus
#37Underwater trenching apparatus