| Patents for E02F 3 - Dredgers; Soil-shifting machines (20,930) |
|---|
| 11/01/1990 | WO1990012929A1 A device for a sorting shovel |
| 11/01/1990 | WO1990012928A1 Method and apparatus for the active prevention of sedimentation in harbors and waterways |
| 10/31/1990 | EP0395321A1 Amelioration of soil for tree planting |
| 10/31/1990 | EP0395305A2 Excavator |
| 10/31/1990 | EP0394467A1 Operation machine link mechanism |
| 10/31/1990 | EP0229083B1 The determining of the amount of material delivered each operational cycle of a shovel loader |
| 10/30/1990 | US4966240 Combination backhoe vehicle and bulldozer apparatus |
| 10/30/1990 | US4965945 Excavating tooth |
| 10/23/1990 | US4964779 Vehicle |
| 10/18/1990 | WO1990012162A1 Apparatus for a machine |
| 10/18/1990 | WO1990012161A1 Swinging device for excavators and other heavy plant |
| 10/17/1990 | EP0392972A2 Coupling for an excavator bucket |
| 10/17/1990 | CN2063956U Universal miniature hydraulic excavator |
| 10/16/1990 | US4963071 Coupler assembly between a prime mover and a work implement |
| 10/16/1990 | US4962816 Arrangement for controlling bulldozer blade |
| 10/16/1990 | US4962597 Implement of an excavating machine |
| 10/14/1990 | WO1990012163A1 Rotary dipper stick |
| 10/13/1990 | CA2010736A1 Pivoting device for excavators or similar heavy equipment |
| 10/11/1990 | DE3911624A1 Tool for digging and undercutting slit trench - has cutting tool mounted on links pivoted to lower end of fixed frame |
| 10/11/1990 | DE3911571A1 Oberwagen eines baggers mit einem zentralrahmen Superstructure of a baggers with a central frame |
| 10/10/1990 | EP0391808A1 Telescopic hoisting device for a vehicle, in particular for a loader |
| 10/10/1990 | EP0391236A2 Driving device for earth-moving machines, in particular for wheel loaders |
| 10/09/1990 | US4961667 Pivot joint for loader linkages and the like |
| 10/09/1990 | US4961543 Rotation adjusting apparatus in a crusher |
| 10/03/1990 | EP0390715A1 Multiple fluidic connection |
| 10/03/1990 | EP0198838B1 A load carrying and tipping vehicle |
| 10/02/1990 | US4960359 Demountable swing boom hoist for front end loaders |
| 10/02/1990 | US4959915 Impact bucket apparatus |
| 10/02/1990 | CA1274748A1 Balanced hydraulic propulsion system |
| 09/26/1990 | EP0389373A2 Swing reduction gear |
| 09/26/1990 | EP0389136A1 Float circuit for boom of construction apparatus |
| 09/25/1990 | US4958981 Attachment connector assembly for hydraulic shovel type excavator |
| 09/25/1990 | US4958457 Trench digging or root cutting device |
| 09/25/1990 | US4958449 Apparatus for covering drilling mud liquids in a surface depression |
| 09/25/1990 | CA1274605A1 Control circuit for positioning an earthmoving blade |
| 09/20/1990 | WO1990010379A1 Spot mounder method and apparatus |
| 09/18/1990 | US4957622 Apparatus for removing sediment from ponds |
| 09/18/1990 | US4957392 Method and apparatus for the active prevention of sedimentation in harbors and waterways |
| 09/18/1990 | US4957170 Curb and gutter shovel |
| 09/12/1990 | EP0386904A1 Loader bucket transport link |
| 09/12/1990 | EP0386264A1 Engine output controller in a caterpillar vehicle |
| 09/12/1990 | CN1009567B Hydraulic circuit system for use in hydraulically operated vehicles |
| 09/11/1990 | US4955779 For attaching a tool or an attachment to a machine |
| 09/11/1990 | US4955664 Vehicle, especially a loader |
| 09/11/1990 | US4955283 Hydraulic circuit for cylinder |
| 09/11/1990 | US4955151 In an excavating bucket wheel |
| 09/11/1990 | CA1273974A1 Corner guard system having a replaceable corner tooth |
| 09/11/1990 | CA1273965A1 Method and device for drilling a well |
| 09/11/1990 | CA1273903A1 Hitch |
| 09/07/1990 | WO1990010756A1 Impact bucket apparatus |
| 09/07/1990 | WO1990010116A1 Electronic control type hydraulic driving machine |
| 09/07/1990 | WO1990010115A1 An earthworking apparatus |
| 09/07/1990 | CA2045458A1 Impact bucket apparatus |
| 09/05/1990 | EP0287591B1 Boom for a vehicle |
| 09/04/1990 | US4953625 Adjustable, pivotable blade for bulldozers and the like |
| 08/30/1990 | DE3905463A1 Method and arrangement for constructing two-phase diaphragm walls |
| 08/29/1990 | EP0384872A1 Exchangeable shear shovel |
| 08/29/1990 | EP0384737A1 Hydraulic circuit for hydraulic construction and working machine |
| 08/28/1990 | US4952179 Salt mushroom cutting apparatus |
| 08/28/1990 | US4952116 Rotary dipper stick |
| 08/28/1990 | US4951886 Concrete crusher |
| 08/24/1990 | CA2010823A1 Interchangeable shearing bucket |
| 08/23/1990 | WO1990009490A1 Connecting pin device for working machine operating links |
| 08/23/1990 | WO1990009489A1 A caterpillar-driven excavating machine equipped with a separate working tool |
| 08/23/1990 | DE4008207A1 Retention wall construction system - with binding agents or solids fed into trench after cutting |
| 08/22/1990 | EP0383276A1 Hydraulic piping structure for a backhoe |
| 08/22/1990 | EP0382793A1 Concrete crusher. |
| 08/22/1990 | EP0382726A1 Process and device for dredging silt in ports, waterways and the like. |
| 08/22/1990 | CN1009263B Controller for wheeled construction machine |
| 08/21/1990 | US4950127 Rotary dipper stick |
| 08/21/1990 | US4950125 "True free fall" hydraulic winch system for converting a "backhoe" to a "crane" |
| 08/21/1990 | US4950102 Wheel compaction unit |
| 08/16/1990 | EP0382272A1 Loader mounting frame |
| 08/15/1990 | CN2060455U Amphibious mud and soil feeding and conveying apparatus |
| 08/14/1990 | US4948328 Quick attach bucket system for backhoes and the like |
| 08/14/1990 | CA1272698A1 Device for load supporting unit |
| 08/08/1990 | EP0381555A1 Opening buckets of public works machines |
| 08/08/1990 | EP0380665A1 Method and apparatus for controlling working units of power shovel |
| 08/07/1990 | US4946506 Polyethers with addition polymer side chains and alkali or alkaline earth metal nitrite |
| 08/07/1990 | US4946227 Bucket wheel assembly |
| 08/07/1990 | US4945778 Fluid-power device with rollers |
| 08/07/1990 | US4945663 Apparatus and method for forming and compacting planting mounds |
| 08/07/1990 | US4945662 Backhoeing device |
| 08/07/1990 | US4945661 Dredging apparatus |
| 08/07/1990 | CA1272376A1 Improved running gear suspension for articulated construction vehicles |
| 07/31/1990 | US4945221 Apparatus and method for controlling a hydraulic excavator |
| 07/31/1990 | US4944649 Mechanism for coupling subordinate machine to tractor |
| 07/31/1990 | US4944628 Quick coupling means for a working implement of an excavating machine |
| 07/31/1990 | US4944102 High production system bucket |
| 07/28/1990 | WO1990008856A1 Trench excavating arm propulsion apparatus |
| 07/26/1990 | WO1990008857A1 Cutting apparatus |
| 07/26/1990 | WO1990008234A1 A device for detachably coupling an implement to a vehicle |
| 07/26/1990 | WO1990008233A1 Service machine stopping apparatus for midget rotary power shovel |
| 07/25/1990 | EP0305658B1 Milling device for slits |
| 07/24/1990 | US4943186 Device for the displacement of sediment under water and process for the use of such a device |
| 07/24/1990 | US4943165 Sludge stabilizing method and apparatus |
| 07/24/1990 | US4942932 Auger drilling system |
| 07/24/1990 | US4942682 Dredging module for use with conventional back hoe apparatus |
| 07/18/1990 | EP0378485A1 Device for connecting cutting drums to an apparatus used for digging trenches in the soil |
| 07/18/1990 | EP0378129A1 Hydraulic system for boom cylinder of working apparatus |