Patents for E02F 3 - Dredgers; Soil-shifting machines (20,930) |
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12/30/1998 | WO1998044239A3 Overload protector mechanism for shield mechanism of excavating wheel |
12/30/1998 | WO1998044238A3 An ejector mechanism for a silt removal excavating wheel |
12/30/1998 | EP0887490A1 Dismantling method of tank or the like |
12/30/1998 | EP0887476A1 Hydraulic drive system for construction machine |
12/30/1998 | EP0887475A1 Linkage for a power shovel arm |
12/30/1998 | EP0887474A2 Cable operated excavating bucket |
12/30/1998 | CN1203298A Hydraulic drive system for construction machine |
12/29/1998 | US5854988 Method for controlling an excavator |
12/29/1998 | US5853051 For connecting a blade assembly to a frame |
12/24/1998 | DE19726554A1 Excavator with rotating bucket wheel |
12/23/1998 | WO1998039717A3 Excavation apparatus having an air lance, nozzle and vacuum system |
12/23/1998 | CN1202558A Underwater soil cutting transporter |
12/22/1998 | US5851101 Working unit of construction equipment with attachment self leveling function |
12/22/1998 | US5850704 Assembly for the attachment of an accessory to a boom of a working machine |
12/22/1998 | CA2128970C High-speed cutting dredger |
12/16/1998 | EP0883718A1 Dredging apparatus |
12/16/1998 | EP0883717A1 Coupling device for connecting an implement to a working machine |
12/15/1998 | US5848654 For a material moving device |
12/15/1998 | US5848485 System for determining the position of a tool mounted on pivotable arm using a light source and reflectors |
12/10/1998 | WO1998055702A1 Cross-slope level control for mobile machinery |
12/09/1998 | EP0882847A2 Method of measuring the trailing force exerted on a dredging arm during operation of a floating dredge and in particular a hopper suction dredge. |
12/09/1998 | EP0882846A2 Revolving construction machine |
12/09/1998 | CN2299896Y Movable silt sucker for reservoir and river channel |
12/09/1998 | CN1201118A Method for detecting absolute position of stroke sensitive cylinder |
12/09/1998 | CN1201097A Revolving building-machine |
12/08/1998 | US5846026 Method for pipeline padding |
12/05/1998 | CA2206073A1 Heavy duty attachment |
12/03/1998 | WO1998040568A3 Pneumatic excavator |
12/02/1998 | EP0881342A2 Apparatus and method for demolishing a building |
12/01/1998 | US5844800 Shot-rock diggability monitor |
12/01/1998 | CA2143467C Control system for latch that secures loader yoke member to tractor front-end weight bracket or bumper |
12/01/1998 | CA2008607C Wear resistant chain for trenchers |
11/26/1998 | WO1998053152A1 Device for detachable coupling of an implement to the operating arm of an excavator |
11/26/1998 | CA2289516A1 Device for detachable coupling of an implement to the operating arm of an excavator |
11/25/1998 | CN2298288Y Dipper dredger capable of walking and drawing |
11/24/1998 | US5839212 Ejector apparatus for an earth moving scraper bowl |
11/24/1998 | CA2120907C Interchangeable dovetailed blades for earth moving equipment |
11/24/1998 | CA2118327C Impact device |
11/19/1998 | WO1998051872A1 Construction machine |
11/19/1998 | WO1998051871A1 Vehicle-born bucket for dosage and mixing |
11/19/1998 | WO1998051395A1 Method and system for cleaning a water basin floor |
11/18/1998 | EP0878585A2 Suction dredger |
11/18/1998 | CN2297484Y Shovel sucking type dredge boat |
11/17/1998 | US5836734 Latching device with detent |
11/17/1998 | US5836089 Excavating equipment fitted with surface clamps |
11/17/1998 | CA2132035C Load transfer and loading device |
11/11/1998 | EP0665918B1 Tiltable hood assembly for an earth working machine |
11/11/1998 | CN1198791A Operation control device for three-joint excavator |
11/11/1998 | CN1198496A Excavation method |
11/10/1998 | US5835874 Region limiting excavation control system for construction machine |
11/10/1998 | US5833012 Scraper and drag attachment |
11/10/1998 | US5833011 Landscaping rake-leveling device |
11/10/1998 | US5832729 Fluid power control apparatus |
11/10/1998 | US5832638 Low draft high yield bucket system for draglines |
11/05/1998 | DE19718861A1 Excavator |
11/04/1998 | EP0875630A1 Construction machine |
11/04/1998 | CN2296369Y Treating device for pumping slurry |
11/03/1998 | US5830752 Apparatus for in-situ soil remediation |
11/03/1998 | US5829949 Dispensing bucket apparatus and dispensing method |
11/03/1998 | US5829337 Method and apparatus for coupling a fluid-powered implement to a work machine |
10/29/1998 | DE19717897A1 Quick-change mechanism for working implements |
10/29/1998 | DE19715358A1 Excavator bucket with sieve bars |
10/28/1998 | EP0873452A1 Control for the scoop flap of a construction machine |
10/28/1998 | CN2295799Y high pressure dredger |
10/28/1998 | CN2295798Y Hydraulic excavator |
10/27/1998 | US5827038 Auger Bucket |
10/27/1998 | US5826666 Apparatus and method for controlling a contruction machine |
10/27/1998 | US5826483 Hydraulic heavy equipment |
10/22/1998 | WO1998046835A1 Device for attaching interchangeable items of equipment rapidly, for an excavator |
10/22/1998 | DE4345415C2 Assembly and repair kit with steel cassette |
10/21/1998 | EP0872596A2 Excavation equipment |
10/21/1998 | CN1196428A Method of desilting and treating pollution for city lakes |
10/20/1998 | US5824965 Load transfer and loading device with weight measurement |
10/20/1998 | US5823707 Self-propelled remote-controlled stone crusher designed to operate inside trenches |
10/20/1998 | US5822893 Concrete crushing tongs |
10/20/1998 | US5822892 Working vehicle |
10/20/1998 | US5822891 Work area limitation control system for construction machine |
10/20/1998 | CA2166230C Loader parking stand system |
10/20/1998 | CA2077702C Caterpillar track attachment |
10/15/1998 | WO1998045541A1 Appliance for providing rotational movement of a workpiece |
10/15/1998 | DE19815894A1 Inclination and velocity evaluation method for bulldozer, etc. |
10/14/1998 | EP0870876A2 Excavating method |
10/14/1998 | CN1195732A Method and device for controlling construction machine |
10/13/1998 | US5820332 Heavy duty coupler for attaching an implement to work vehicle |
10/13/1998 | US5819445 Front-end loader accessory attachment with hydraulically actuated pivotal drum assembly |
10/08/1998 | WO1998044239A2 Overload protector mechanism for shield mechanism of excavating wheel |
10/08/1998 | WO1998044238A2 An ejector mechanism for a silt removal excavating wheel |
10/08/1998 | WO1998044207A1 Method and device for dumping dredged materials |
10/08/1998 | WO1998044205A1 Method for monitoring the work cycle of mobile machinery during material removal |
10/08/1998 | WO1998044204A1 Apparatus and method for removing silt from under a body of water |
10/08/1998 | WO1998044078A1 System and method for hydrate recovery |
10/08/1998 | WO1998043900A1 Method of and device for suction transporting |
10/08/1998 | CA2285196A1 System and method for hydrate recovery |
10/08/1998 | CA2253475A1 Method for monitoring the work cycle of mobile machinery during material removal |
10/07/1998 | EP0869224A1 Method and device for dumping dredged materials |
10/07/1998 | CN2293597Y Suction head of underwater dredger |
10/06/1998 | US5819190 Ground leveling control system for a bulldozer |
10/06/1998 | US5816335 Dozing system for use in bulldozer |
10/06/1998 | US5815960 In a digging implement |
10/06/1998 | US5815959 Bucket shaped for reduced heel wear |