| Patents for E02F 5 - Dredgers or soil-shifting machines for special purposes (6,683) |
|---|
| 10/21/1986 | US4618006 Ripper implement |
| 10/21/1986 | US4618005 Orientable ripper |
| 10/14/1986 | US4616957 Pipeline padding machine |
| 10/14/1986 | US4616720 Divided-bucket type rotary excavator |
| 10/14/1986 | CA1212553A1 Process for bringing ashore the ends of underwater cables at arrival landing points |
| 10/08/1986 | EP0197016A1 Method and apparatus for steering a boat, for instance when laying hoses under water |
| 10/07/1986 | CA1212249A1 Trench backfill device |
| 10/01/1986 | EP0112877B1 Underwater trenching machine |
| 09/30/1986 | US4614239 Driller for use in rice field |
| 09/30/1986 | CA1211945A1 Plough assembly |
| 09/23/1986 | US4612715 For removing dirt and debris to shape a ditch |
| 09/16/1986 | CA1211320A1 Method for coating welded pipe joints with weighting material |
| 09/09/1986 | US4610567 Trench compaction device |
| 08/27/1986 | CN85204487U Electric cable-winding and unwinding device |
| 08/26/1986 | US4607441 Stone digging attachment for front end loader attachment of a tractor |
| 08/19/1986 | US4606693 Rigged truck, in particular for ditch clearing |
| 08/05/1986 | US4604000 Method for removing sludge or mud from the bottom of a water area |
| 07/30/1986 | EP0188487A1 Large cross-section sunken conduit. |
| 07/16/1986 | CN85105740A General machine for digging slopy holes in the soil |
| 07/02/1986 | EP0185747A1 Underwater trenching |
| 07/01/1986 | US4597693 Method and apparatus for installing highway drainage mat |
| 06/25/1986 | EP0185422A1 Method of operating a ground engaging implement |
| 06/25/1986 | EP0185077A1 Rock ditcher |
| 06/24/1986 | US4596493 Apparatus and method for the performance of work on submerged articles |
| 06/24/1986 | US4596492 Process for bringing ashore the ends of underwater cables at arrival landing points |
| 06/17/1986 | US4595240 Combined bucket and frozen soil scarifier |
| 06/10/1986 | US4593766 Strafing pit conditioning apparatus with magnetic sweeper |
| 06/10/1986 | CN85105761A River's dredger with autogenous energy resources |
| 06/03/1986 | US4592155 Dredger with transport basin having loading and unloading mechanism |
| 05/13/1986 | US4588329 Propulsion method and apparatus for advancing a marine pipeline excavation shield |
| 05/13/1986 | US4588034 Vibratory plow blade |
| 05/10/1986 | CN85105741A Cavity digger |
| 05/09/1986 | WO1986002679A1 Method for breaking down ooze in a harbour basin |
| 05/06/1986 | US4586850 Underwater trenching system |
| 04/30/1986 | EP0179106A1 A method and a device for establishing mounting holes in the ground, in particular for markers in roads |
| 04/29/1986 | US4585372 Pipeline plough with lifting assemblies |
| 04/24/1986 | WO1986002423A1 Pipeline, method and device for construction thereof |
| 04/24/1986 | WO1986002422A1 Pipeline, method and device for laying it |
| 03/11/1986 | US4575280 Underwater trencher with pipelaying guide |
| 03/04/1986 | US4573743 Bucketwheel excavator with oscillating nozzles |
| 03/04/1986 | CA1201287A1 Ditcher head assembly for cleaning ditches |
| 02/26/1986 | EP0044871B1 Method of burying wire, tube or cable under ground |
| 02/25/1986 | US4571859 Notched ditcher chain tooth |
| 02/18/1986 | US4570723 Machine for driving holes in the ground |
| 02/18/1986 | US4570553 Truck with automatic ground softening apparatus |
| 01/30/1986 | WO1986000683A1 Large cross-section sunken conduit |
| 01/30/1986 | WO1986000656A1 Underwater trenching |
| 01/16/1986 | WO1986000357A1 Pneumatic reversible percussion device |
| 01/16/1986 | WO1986000356A1 Machine for ploughing trenches and laying cables or wires therein |
| 01/16/1986 | WO1986000355A1 Rock ditcher |
| 01/15/1986 | EP0167862A1 Trench cutting attachment for hydraulic excavators |
| 01/14/1986 | US4563826 Apparatus for removing ballast from beneath a railroad track |
| 01/08/1986 | EP0167090A2 Cutting wheel apparatus for excavating cut-off trenches |
| 01/07/1986 | US4562974 Rock breaking apparatus |
| 12/18/1985 | EP0164366A1 A material working machine. |
| 12/11/1985 | EP0164202A1 Marine pipeline trenching plough |
| 12/10/1985 | CA1197864A1 Ditcher method and apparatus |
| 12/04/1985 | EP0162981A1 Divided-bucket type rotary excavator |
| 11/27/1985 | EP0162731A1 Process for the preparation of sports grounds, device for carrying out this process and sports grounds obtained thereby |
| 11/27/1985 | EP0162729A2 Rotary rock and trench-cutting saw |
| 11/27/1985 | EP0162623A1 Sand-slitting and pipe-laying apparatus |
| 11/07/1985 | WO1985004918A1 A method and a device for establishing mounting holes in the ground, in particular for markers in roads |
| 11/05/1985 | CA1196185A1 Ditching apparatus with improved ditching blade |
| 10/29/1985 | CA1195842A1 Modular impact ripper assembly |
| 10/22/1985 | US4548528 Trench shoring apparatus |
| 10/10/1985 | WO1985004439A1 Method and apparatus for moving a vehicle on loose soil |
| 10/09/1985 | EP0157337A2 Soil loosening implement |
| 10/09/1985 | EP0156954A1 Supporting and depth adjusting device for attachments which are mounted to the boom of excavators, earth moving vehicles, front loaders or the like |
| 10/08/1985 | US4545139 Under ice pipelay apparatus and method |
| 09/26/1985 | WO1985004210A1 Casting of structural walls |
| 09/24/1985 | US4542940 Method and apparatus for cutting a trench through rock-like material |
| 09/12/1985 | WO1985003963A1 Reversible pneumatic impacting device for forming wells in the soil |
| 09/10/1985 | US4540327 Apparatus for feeding bulk material, such as sand |
| 09/10/1985 | US4539765 Trench backfill device |
| 09/03/1985 | US4538937 Marine continuous pipe laying system |
| 08/27/1985 | US4537531 Tile layer |
| 08/27/1985 | US4537530 Marine cable burying method and device therefor |
| 08/20/1985 | US4535555 Trencher with plural digging wheels having adjustable inclination |
| 07/16/1985 | US4529568 Modified polyurethane |
| 07/16/1985 | US4529041 Soil scraper and leveler |
| 07/03/1985 | EP0147095A1 Improvements in pipe laying and replacement |
| 06/26/1985 | EP0145713A1 Apparatus and method for performing work at sea |
| 06/19/1985 | EP0145565A1 Process and apparatus for the automatic guiding of soil-shifting machines, particularly of a machine for laying draining elements |
| 06/12/1985 | EP0144164A1 A method and device for insulation of the ground |
| 06/12/1985 | EP0144099A1 Pipeline plough |
| 06/06/1985 | WO1985002427A1 A material working machine |
| 06/04/1985 | CA1188112A1 Method and means for protecting buried cable from rodent damage |
| 05/21/1985 | US4518437 Method and apparatus for cleaning a water tank |
| 05/21/1985 | US4517755 For a material clearing apparatus |
| 05/21/1985 | CA1187297A1 Plough |
| 05/21/1985 | CA1187296A1 Device for laying underground or digging up subsea conduits |
| 05/14/1985 | US4516880 Underwater trenching apparatus |
| 05/14/1985 | US4516338 Gimbal mounted on frame with heavy metal plate sides |
| 05/07/1985 | CA1186703A1 Trench digger |
| 05/02/1985 | EP0139100A1 Steel sheet pile, sheet pile assembly thereof and the method of constructing the assembly |
| 04/30/1985 | US4513521 Tillage tool for forming an underground water retention tunnel |
| 04/30/1985 | CA1186349A1 Peat machine |
| 04/16/1985 | US4510705 Water-bottom rubbles leveling apparatus |
| 03/26/1985 | US4506741 Levee gate cutter |
| 03/26/1985 | US4506740 Vibrating earth ripping apparatus |