| Patents for E02F 7 - Equipment for conveying or separating excavated material (1,526) |
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| 04/03/2013 | CN103015480A Method for simultaneously collecting strong magnetic metal powder, weak magnetic metal powder and non-magnetic metal powder for river sand mining |
| 04/03/2013 | CN102312458B Hydraulic quickly detaching device for slurry pipeline of dredger |
| 03/28/2013 | WO2013042148A1 Method for the requalification, construction and restoration of submerged and/or partially submerged beds of lagoons, shores and the like |
| 03/27/2013 | CN202831032U Ashore connection device of harrowing and sucking dredger |
| 03/27/2013 | CN202831024U Mining height-adjustable silt-cleaning vehicle |
| 03/26/2013 | CA2553098C Self-propelled work machine |
| 03/20/2013 | CN102979130A Long-distance soil cube conveying machinery |
| 03/13/2013 | CN202787359U Fixed slag collecting port conveying trough for loading machine |
| 03/13/2013 | CN202787358U Hopper door |
| 03/13/2013 | CN202787341U Excavating-type loader |
| 03/13/2013 | CN102966135A Silt remover |
| 03/06/2013 | CN202767879U Large-scale earth-rock boring machine |
| 03/06/2013 | CN202767134U Combined type slope cutting machine |
| 03/06/2013 | CN102953404A Movable folding type earthwork conveyor |
| 02/28/2013 | WO2013028459A2 Bimaterial flight assembly for an elevator system for a wheel tractor scraper |
| 02/13/2013 | CN202730820U Movable docking bridge loading by blowing barge platform |
| 02/13/2013 | CN202730819U Square mud door seal structure |
| 02/13/2013 | CN102926423A Method for mining river sand and separating a variety of metal powder at the same time |
| 02/13/2013 | CN102926421A Device capable of clearing deposits in rivers, lakes and harbors |
| 02/06/2013 | CN202718149U Automatic moving multidirectional adjustable type placer deposit mining, selecting and loading device |
| 02/06/2013 | CN102913245A Whole ascending method of dumping machine |
| 01/30/2013 | CN202706090U 清淤机械 Dredging machinery |
| 01/29/2013 | CA2767690C Device & method for filling multiple sandbags at a time |
| 01/24/2013 | WO2013012330A1 Pump frame |
| 01/24/2013 | CA2842278A1 Pump frame |
| 01/16/2013 | DE202009018735U1 Sieb-, Mahl- oder Mischschaufel Screeners, grinding or mixing blade |
| 01/16/2013 | CN102877498A Split type sludge transporting vehicle |
| 01/15/2013 | CA2652603C Lock for securing wear parts to earth-working equipment |
| 01/02/2013 | CN202644610U Dredging device of environmental protection air hydraulic suction dredge |
| 01/02/2013 | CN202644598U Low-height loader with redirection mechanism for ultra-thin conveyor roller harrow |
| 01/02/2013 | CN102852168A Multifunctional efficient excavating and discharging truck |
| 01/02/2013 | CN102261086B Non-mudhold double-body drag suction dredger and construction method thereof |
| 12/25/2012 | US8337695 Environmental remediation system |
| 12/20/2012 | WO2012171074A1 System and method for seafloor stockpiling |
| 12/19/2012 | CN202610869U Anti-rotating and anti-falling structure for manual digging deep-hole pile |
| 12/19/2012 | CN102828537A Gantry type grab dredger |
| 12/12/2012 | CN202595786U High-low leg automatic contamination discharge trolley |
| 12/05/2012 | CN202577417U River bottom silt remover |
| 11/28/2012 | CN202559413U Conveying trough of excavating machine or loading machine |
| 11/28/2012 | CN202559401U Rolling-rake material loader |
| 11/28/2012 | CN102797272A Automatic moving universal adjustable type placer exploiting selecting and loading device |
| 11/21/2012 | CN102787622A Mining desilting vehicle with adjustable height |
| 11/21/2012 | CN102787617A Excavation type loader |
| 11/08/2012 | DE102011100890A1 Verfahren zur Erkennung und Nachführung der Position einer ortsveränderlichen Übergabeeinrichtung / Verladeeinrichtung eines Schaufelradbaggers oder Eimerkettenbaggers Methods for the detection and tracking of the position of a portable transfer device / offloading a bucket or bucket chain dredger |
| 11/07/2012 | EP2520726A1 Device and method for removing material deposits from the reservoir of a hydrotechnical structure |
| 11/01/2012 | WO2012146730A1 Device for extracting solid material on the bed of a body of water, and associated method |
| 11/01/2012 | CA2833650A1 Device for extracting solid material on the bed of a body of water, and associated method |
| 10/10/2012 | CN202482916U Four-way pipe for pipeline for ship |
| 10/10/2012 | CN202482915U Slurry conveying system on dredging boat |
| 10/10/2012 | CN202482912U Underwater desilting device |
| 10/10/2012 | CN102720234A Dredging machine |
| 10/04/2012 | WO2012134276A1 Vessel |
| 10/04/2012 | WO2012091392A3 Tube for forming a soil structure using barges, and method for constructing same |
| 10/04/2012 | DE19944978B4 Obenliegende Schiene für eine Auswurfarbeitsmaschine Overhead rail for an ejection machine |
| 10/03/2012 | CN202466665U Fuel oil type loader-digger |
| 09/26/2012 | CN102691320A Garbage sorting and loading excavator robot |
| 09/19/2012 | CN102677712A Rolling-type material-raking loading method and rolling-type material-raking loading machine |
| 09/19/2012 | CN102677711A Method and machine for loading rolling raked materials |
| 09/19/2012 | CN101864781B Mining machine for dredging |
| 09/05/2012 | CN202417302U Vibrating drilling type impact digging drilling machine |
| 08/29/2012 | EP2492403A2 Method and apparatus for purging sludge from the bottom of a water area |
| 08/29/2012 | CN202401497U Underwater sludge discharge device |
| 08/29/2012 | CN202401481U Helix drum milling and digging device for collecting loose polluted sand |
| 08/29/2012 | CN101851938B Drum-type continuous excavator |
| 08/22/2012 | CN202390864U Pushing and raking machine with driving material conveying device and driven material conveying device |
| 08/15/2012 | CN202380508U Separated-type transport slot used by excavating and loading machine |
| 08/06/2012 | DE202012005044U1 Radlader-Hilfsräder Wheel loader auxiliary wheels |
| 07/25/2012 | CN102605811A Fuel oil type excavating-loading machine |
| 07/25/2012 | CN102226346B Extrusion grab bucket for continuous desilting |
| 07/18/2012 | CN102587438A Silt removing machine for sewage-discharging channels |
| 07/18/2012 | CN101570953B Foldable transport conveyor for a construction machineand method for pivoting a transport conveyor |
| 07/11/2012 | CN202324045U 掏挖式基础标准化提升支架系统 Excavated Foundation standardized mounting system upgrade |
| 07/11/2012 | CN102561435A Grooving machine with three saw rods |
| 07/11/2012 | CN102561434A Hydraulic (electric) ditching machine |
| 07/05/2012 | WO2012091392A2 Tube for forming a soil structure using barges, and method for constructing same |
| 07/04/2012 | CN202298703U 多功能河道疏浚船 Multifunction river dredging boat |
| 07/04/2012 | CN202298681U 一种用于开采石膏矿的挖掘装载机 A backhoe loaders for ore mined gypsum |
| 06/20/2012 | CN202280097U 耙吸挖泥船的泥水分离装置 Trailing suction dredger mud separation device |
| 06/20/2012 | CN202280096U 扒渣装载机铲装提升装卸机构 Cinder shovel loader lifting loading mechanism |
| 06/20/2012 | CN101942847B Dredging conveyer |
| 06/06/2012 | CN202265851U 抛泥筑堤船 Throwing mud embankment boat |
| 06/06/2012 | CN202265845U 矿用扒渣机 Mine slag machine |
| 06/05/2012 | CA2470913C Method and means for processing oil sands while excavating |
| 05/30/2012 | CN202248010U Remote serial relay pumping station system device |
| 05/30/2012 | CN202248009U Folding type hopper limiting device for excavator |
| 05/30/2012 | CN202247991U Mechanical clamp forceps |
| 05/30/2012 | CN102477746A 一种在长深孔桩基施工中使用的出渣器 Slag is used in a long deep pile construction |
| 05/23/2012 | CN102472035A 一次装填多个沙袋的装置和方法 A plurality of sandbag filling apparatus and method of |
| 05/16/2012 | EP2452023A2 Device&method for filling multiple sandbags at a time |
| 05/16/2012 | EP2452021A1 A dredge vessel system |
| 05/16/2012 | DE102005049354B4 Streueinrichtung Scattering device |
| 05/16/2012 | CN202220352U System for cleaning lake sludge |
| 05/09/2012 | CN202214752U Special blind plate for assembling of conveying pipeline of dredging work |
| 05/09/2012 | CN202214751U Spray hole adjustable tube head |
| 05/09/2012 | CN202214750U Diverter for hydraulic filling pipe line |
| 05/09/2012 | CN202214743U Backhoe loader |
| 05/03/2012 | WO2012058489A1 Excavator dump range extender |
| 05/02/2012 | CN202208937U Transmission belt tension device of excavating type loader |
| 05/02/2012 | CN202208936U High capacity loading and conveying trough for digging type loader |
| 05/02/2012 | CN102433906A Contruction method for dredging with high concentration without using yard and highly dewatering and utilizing sludge |