Patents
Sitemap › E02 - Hydraulic engineering; Foundations; Soil-shifting › E02F - Dredging; Soil-shifting › E02F 5 - Dredgers or soil-shifting machines for special purposes
Patents for E02F 5 - Dredgers or soil-shifting machines for special purposes (6,683)
09/2012
09/26/2012CN102691325A Grab bucket stop rope controller, control system and control method as well as continuous wall grab bucket
09/26/2012CN102691324A Groove sawing machine with movable cutting boards
09/26/2012CN102691322A Floating type silt removal equipment
09/26/2012CN102174823B Single-shaft oblique grooving machine
09/26/2012CN102134866B Gas lift double-shaft slot forming machine
09/26/2012CN101962959B Grabbing device for movable grating trash cleaning machine
09/26/2012CN101713200B Double-shaft groove forming machine
09/26/2012CN101029495B Supply belt
09/20/2012WO2012123622A1 Support leg arrangement for a work machine like a dredger
09/20/2012US20120234552 Systems and Methods for Harvesting Natural Gas from Underwater Clathrate Hydrate Deposits
09/19/2012CN202440868U Excavating bucket
09/19/2012CN202440867U Hydraulic breaking hammer
09/19/2012CN202440866U Submersible desilting vehicle
09/19/2012CN202438351U Hydraulic breaking hammer
09/19/2012CN102677726A Triangular shell of hydraulic knapper
09/19/2012CN102677725A Straight shell of hydraulic crusher
09/19/2012CN102677724A Mechanical steel sleeve installation device and mechanical steel sleeve installation method
09/19/2012CN102677723A Rectangular cast-in-place pile pore-forming device
09/19/2012CN102677722A Split bucket of chain type grooving machine
09/19/2012CN102677721A Excavating and cable-paving integrated machine
09/19/2012CN102677720A Pebble trenching machine
09/19/2012CN102677719A Dragging-saw grooving machine without sticking drill
09/19/2012CN102677718A Double-bucket grooving machine
09/19/2012CN102677717A Double-power grooving machine
09/19/2012CN102677716A Movable arm trenching machine
09/19/2012CN102677715A Super-deep suspension type mobile grille and cleaning process thereof
09/19/2012CN101864781B Mining machine for dredging
09/18/2012CA2474576C Culvert opening and cleaning apparatus
09/13/2012US20120227292 Trencher
09/12/2012CN202430762U Vibrating hydraulic excavator bucket
09/12/2012CN102667009A Permanent magnet direct drive drawworks
09/12/2012CN102660974A Guide bar type grooving machine with rotary horizontal shaft
09/05/2012CN202416419U Device for forming hole in cast-in-place pile under static pressure
09/05/2012CN202416418U Bored concrete pile static pressure hole forming device
09/05/2012CN202416417U Insect-catching trap digging device
09/05/2012CN202416416U Pulley yoke mechanism and continuous wall grab bucket
09/05/2012CN202416415U Ditching machine of hollow billet for bubble root irrigation
09/05/2012CN202416414U Connector for connecting hydraulic grab of underground continuous wall
09/05/2012CN101956411B Automatic mud remover
09/05/2012CN101889116B Excavator
09/05/2012CN101381997B Suction dredger with dredging tube of variable length
08/2012
08/30/2012WO2011093764A9 A laying machine
08/30/2012US20120216435 Mud/sludge removing device
08/29/2012EP2492403A2 Method and apparatus for purging sludge from the bottom of a water area
08/29/2012CN202401501U Sludge removing device for water sump
08/29/2012CN202401492U Loading machine for pond
08/29/2012CN102650138A Mud/sand suction ship with air suction and exhaust pump as power
08/29/2012CN102650137A Mud/sludge removing device
08/29/2012CN101761132B Sludge vibration grab bucket
08/22/2012CN202390876U Laser scanning inspection well positioning device of dredging robot
08/22/2012CN102644304A Deeply excavating excavator
08/22/2012CN102644303A Pipe laying machine device
08/22/2012CN102644301A Translation-type flat-digging grab bucket
08/22/2012CN102644300A Four-bar linkage flat-digging grab bucket
08/21/2012CA2650811C Cutting tool and method of assembling the cutting tool
08/21/2012CA2470810C A cutting tool for digging trenches, and enabling the cutter head to be changed quickly
08/15/2012EP2486314A1 Gripper for continuous elongated members, vehicle movable along a continuous elongated member, and method of advancing the vehicle
08/15/2012CN202380507U Vibratory ridger
08/15/2012CN202380506U Self-stirring type channel cleanout equipment
08/15/2012CN202380505U Shallow water silt removing machine
08/15/2012CN102635135A Breaking device of hydraulic breaker
08/15/2012CN102635134A Bucket suction mixed type dredger
08/13/2012DE202012102699U1 Straßenfräse Planer
08/09/2012WO2012104314A1 Suction head for a dredging vessel and method for dredging using said suction head
08/08/2012CN202370025U Intelligent inspection shaft dredging vehicle
08/08/2012CN102628290A Grab controller, control system and control method as well as engineering mechanical equipment
08/08/2012CN101974922B Hand-shaken ground perforator
08/07/2012CA2530342C Vehicle for setting utility poles in a remote location
08/02/2012WO2012102659A1 A laying machine and a blade assembly
08/02/2012WO2012102657A1 A laying machine and a blade assembly
08/02/2012US20120195688 Low deflection drainage tile plow
08/02/2012DE102010062345B4 Gerät mit einem an einer Traverse angeordneten ersten und zweiten Ausleger und Verfahren zum Betrieb des Gerätes Device with an element located at a traverse first and second boom and method for operating the device,
08/02/2012CA2822262A1 A laying machine and a blade assembly
08/01/2012CN202359596U Integrated loading and crashing machine
08/01/2012CN102619250A Damping connection arm for quartering hammer cantilever of excavator
08/01/2012CN102619249A Cambered plate grooving machine
08/01/2012CN102619248A Rock trenching machine and trenching method
08/01/2012CN102619247A Eight-drill trenching machine
08/01/2012CN102619246A Impact groove expander
08/01/2012CN102619245A Trenching machine with multiple drilling heads
08/01/2012CN102619244A Four-drill trenching machine
08/01/2012CN102619243A Dual-body grooving machine
07/2012
07/28/2012CA2786750A1 Method and device for introducing a pipe for optical cables into a solid laying foundation
07/26/2012US20120187745 Rotor Box For A Ground Milling Machine Having A Guide Device For Milled Material And Ground Milling Machine Having Such A Rotor Box
07/26/2012US20120187744 Hydraulic ripper for excavators
07/26/2012DE102011009092A1 Rotorkasten für eine Bodenfräsmaschine mit Führungseinrichtung für Fräsgut und Bodenfräsmaschine mit einem solchen Rotorkasten Rotor case for a milling machine with bottom guide device for milled material and soil milling machine with such a rotor box
07/25/2012CN202347556U Double-winding hanging device
07/25/2012CN202347555U Zero-leakage deviation correcting control system component for grab bucket for continuous wall
07/25/2012CN102605821A Hard soil loosening pick head used for air pick
07/25/2012CN102605820A Novel fully-opened hydraulic trash removal machine with grab bucket
07/25/2012CN102605819A Power device of pipe coiling machine and continuous wall grab bucket grooving machine with same
07/25/2012CN102605818A Pipe coiling machine and engineering machine with pipe coiling machine
07/25/2012CN102605817A Grab bucket grooving machine for continuous wall
07/25/2012CN102605815A Fully-open hydraulic grab bucket
07/25/2012CN102226346B Extrusion grab bucket for continuous desilting
07/24/2012US8225537 Positioning and rotating apparatus for interring screw-in and self digging burial containers
07/18/2012EP2475823A2 Method for operating a propping device, and propping device
07/18/2012CN102587829A Drilling tool and piling machine
07/18/2012CN102587485A Deodorant drain trough facility for roads
07/18/2012CN102587438A Silt removing machine for sewage-discharging channels
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