| Patents for E02F 3 - Dredgers; Soil-shifting machines (20,930) |
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| 04/07/1998 | US5735352 Method for updating a site database using a triangular irregular network |
| 04/07/1998 | US5735067 Snubber for excavator bucket door |
| 04/07/1998 | US5735066 Working machine control device for construction machinery |
| 04/07/1998 | US5735065 Area limiting excavation control system for construction machine |
| 04/04/1998 | CA2187131A1 Attachment for mounting a backhoe type bucket onto a front-end loader |
| 04/02/1998 | DE19651979C1 Running gear for mining extraction cutter |
| 04/01/1998 | EP0833012A1 Mechanical handling vehicle |
| 03/31/1998 | US5732781 Mechanism to laterally tilt front end loader buckets |
| 03/31/1998 | US5732488 Quick hitch assembly |
| 03/31/1998 | US5732487 Dredge head for dredging sludge by a trailing or pushing motion |
| 03/31/1998 | CA2036536C Loader vehicle with operator adjacent boom and heavy duty elevated rear pivot |
| 03/28/1998 | CA2186677A1 Excavator and earthen material excavator bucket apparatus |
| 03/26/1998 | WO1998012390A1 Dredging apparatus |
| 03/26/1998 | WO1998012389A1 Excavation bucket incorporating an impact actuator assembly |
| 03/26/1998 | DE19652835C1 Subterranean cutter dredger |
| 03/26/1998 | DE19646968C1 Mixer shovel for dredger |
| 03/25/1998 | CN1177040A Ploughshare-like cast steel slash angle |
| 03/25/1998 | CN1177039A Ploughshare-like cast steel slash angle |
| 03/25/1998 | CN1176910A Caterpillar tread for bulldazer for type D10N |
| 03/24/1998 | US5730501 Continuous track mounted, self propelled open cast mining apparatus |
| 03/24/1998 | US5730229 Apparatus for coaction with machines such as wheel-mounted loaders and the like to equalize the effect of irregularities in a base surface |
| 03/24/1998 | US5729920 Attachment for a grab implement |
| 03/19/1998 | WO1998011305A1 Automatic excavator, automatic excavation method and automatic loading method |
| 03/19/1998 | WO1998011303A1 Dozing device for bulldozer |
| 03/18/1998 | EP0828899A1 A block for the mortarless construction of a wall |
| 03/18/1998 | EP0677627B1 Shredding device |
| 03/18/1998 | EP0615583B1 Energy recovering device |
| 03/18/1998 | EP0566642B1 Sweeping appliance for excavators |
| 03/18/1998 | CN2276520Y Underwater dredging machine |
| 03/17/1998 | US5727921 Material handling machine |
| 03/17/1998 | US5727904 System for testing a pipe |
| 03/17/1998 | US5727442 Safety device at hydraulic piston-cylinder units |
| 03/17/1998 | US5727387 Apparatus for controlling an implement of a work machine |
| 03/17/1998 | US5727342 Hydraulic latch pin assembly for coupling a tool to a construction equipment |
| 03/12/1998 | WO1998010147A1 Construction machine with laser measuring instrument |
| 03/12/1998 | WO1998002618A3 Sealed pin joint assembly |
| 03/12/1998 | DE19636649A1 Telescopic swivel loader for load transport hoist and dump duties |
| 03/05/1998 | WO1998009026A1 Measurement and display of load of excavating blasted ground |
| 03/04/1998 | EP0826836A1 Vessel provided with a vertical ladder with tools for working underwater |
| 03/04/1998 | EP0826835A1 Trenching apparatus for digging deep trenches |
| 02/25/1998 | EP0825312A1 Crusher |
| 02/25/1998 | EP0824620A1 Bucket loader with great dumping height |
| 02/25/1998 | CN2275121Y Material digging and throwing device |
| 02/25/1998 | CN2275056Y Creeper tread for D375 bulldozer |
| 02/24/1998 | US5720353 Apparatus and method for coupling a blade assembly to a vehicle |
| 02/23/1998 | CA2207511A1 Rock and material loading apparatus |
| 02/19/1998 | WO1998006909A1 Operation control device for three-joint excavator |
| 02/19/1998 | WO1998006908A1 Excavator shovel |
| 02/18/1998 | EP0823955A1 Performing work with a tool |
| 02/18/1998 | CN2274654Y Loader-digger carried on back |
| 02/17/1998 | US5718295 Ground levelling blade |
| 02/12/1998 | DE19632030A1 Drilling tool positioner for dredgers, wheel loaders, tractors, etc. |
| 02/11/1998 | EP0823367A1 Mobile material handling machines |
| 02/11/1998 | EP0823009A1 Screening device |
| 02/11/1998 | CN1172880A Front control device of building machinery |
| 02/10/1998 | US5715615 Hydraulic working machine |
| 02/10/1998 | US5715603 Device for cutting metals or concrete |
| 02/04/1998 | EP0821752A1 Concrete breaking jaw assembly with cutting claws |
| 02/04/1998 | EP0821751A1 Lift boom linkage system |
| 02/04/1998 | CN2273737Y Moveable suction dredger for reservoir and rivers |
| 02/04/1998 | CN2273736Y Rod of dipper of dredger |
| 02/04/1998 | CN1172196A Bucket dredger attack method |
| 02/03/1998 | US5713419 Intelligent attachment to a power tool |
| 02/03/1998 | US5713418 To be coupled to a mobile |
| 02/03/1998 | US5713144 Linear excavation control apparatus for a hydraulic power shovel |
| 01/29/1998 | WO1998003739A1 Device for reducing a shock at a stroke end of a 2-piece boom type construction machine |
| 01/29/1998 | WO1998003738A1 Method and apparatus for linear control of working machine of construction equipment |
| 01/29/1998 | DE19630297A1 Waste extractor for suction excavator |
| 01/29/1998 | DE19628420A1 Method for material breakdown |
| 01/28/1998 | EP0821106A2 Collector system for collecting impurities on the surface of a pond |
| 01/28/1998 | EP0820551A1 Vibration bucket arrangement |
| 01/27/1998 | US5711636 System for lining a pipe |
| 01/27/1998 | US5711391 Auxiliary interlock control system for power machine |
| 01/27/1998 | US5711096 Working machine of a hydraulic backhoe having increased blade tip force |
| 01/27/1998 | US5711095 Hydraulic working machine having a projecting portion |
| 01/22/1998 | WO1998002621A1 Frame assembly for a construction machine |
| 01/22/1998 | WO1998002620A1 Hitch assembly for the front frame of an articulated construction machine |
| 01/22/1998 | WO1998002619A1 Frame assembly for an articulated construction machine |
| 01/22/1998 | WO1998002618A2 Sealed pin joint assembly |
| 01/22/1998 | DE19730780A1 Electronic control system e.g. of hydraulic fluidic flow power valves system used for machine tools |
| 01/22/1998 | DE19730105A1 Control system for limiting the motion of a machine such as an earth moving machine |
| 01/22/1998 | DE19645650C1 Rock face cutting head |
| 01/21/1998 | EP0819819A1 Milling head,drilling device and method for underwater drilling |
| 01/21/1998 | EP0656988A4 Apparatus for cutting and excavating solids. |
| 01/21/1998 | CN2272909Y Adjustable hinged single cylinder drag carry scraper |
| 01/21/1998 | CN1171140A Bucket levelling device for industrial vehicle |
| 01/21/1998 | CN1170831A Hydraulic system for power loaders |
| 01/20/1998 | US5711022 Starting position control for demolition apparatus |
| 01/20/1998 | US5709504 Pipe rehabilitation pulling mandrel |
| 01/20/1998 | US5709270 Ballast suction machine |
| 01/18/1998 | CA2181426A1 Attachment system for mounting road maintenance equipment on a vehicle |
| 01/15/1998 | DE19729167A1 Hydrauliksystem für Fahrlader Hydraulic System for LHD |
| 01/15/1998 | CA2210420A1 Method of operating a bucket wheel excavator |
| 01/14/1998 | EP0818584A2 Linkage arrangement for a loading machine |
| 01/14/1998 | EP0818583A1 Swing type hydraulic excavator |
| 01/14/1998 | EP0818582A1 Excavator |
| 01/14/1998 | EP0818581A1 Link device for hydraulic shovel |
| 01/14/1998 | EP0817891A1 Bucket for a mechanical excavator |
| 01/14/1998 | EP0770164B1 Concrete breaking pliers |
| 01/13/1998 | US5707182 Process and a device for exactly holding the vertical excavating direction of a diaphragm wall |