| Patents for E02D 7 - Methods or apparatus for placing sheet pile bulkheads, piles, mould-pipes, or other moulds (4,652) |
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| 02/05/1987 | DE3526197A1 Method and apparatus for placing precast supporting elements, in particular reinforced-concrete supports, in boreholes |
| 01/20/1987 | US4637758 Method of driving hollow piles into the ground |
| 01/08/1987 | DE3523165A1 Apparatus for driving or forcing impact-driven bodies into place as well as for extracting impact-driven bodies |
| 01/07/1987 | CN85104918A Sand linning pile and filling vibrator |
| 01/06/1987 | US4634316 Compacted deep foundation structure, method of and apparatus for building the same |
| 12/17/1986 | CN86103916A Means and devicd for prudent penetration of a casing through sensible overburden or sensible structures |
| 12/10/1986 | EP0204677A2 Device for prudent penetration of a casing through sensible overburden or sensible structures |
| 12/02/1986 | US4626138 Non-impacting pile driver |
| 12/02/1986 | US4625811 Hydraulic vibratory pile driver |
| 11/25/1986 | US4624324 Turning mechanism operating alternately in opposite directions to facilitate the driving in or extracting of piles |
| 11/18/1986 | US4623025 Soil-displacement drill and method for manufacturing a pile |
| 11/05/1986 | EP0199922A2 Vibrating ram with a unbalance control mechanism |
| 11/04/1986 | CA1213444A1 Turning mechanism operating alternately in opposite directions to facilitate the driving in or extracting of piles |
| 10/28/1986 | US4619556 Method and apparatus for severing a tubular member |
| 10/14/1986 | US4616958 Retraction assemblies for expansible mandrels |
| 10/07/1986 | US4615400 Sonic drilling system employing spherical drill bit |
| 10/07/1986 | CA1212252A1 Method of driving steel profiles into a rock substratum |
| 09/30/1986 | US4614462 Rotation device for a foundation pile |
| 09/23/1986 | CA1211632A1 Automatic pile driving system with impact sensor and drop height adjustor |
| 09/02/1986 | CA1210600A1 Automatic control system for pile driving apparatus |
| 08/05/1986 | US4603748 High frequency vibratory systems for earth boring |
| 07/22/1986 | US4601349 Hydraulic pile driver |
| 07/08/1986 | CA1207197A1 Method of controlling impact force and shock interval in drop hammers |
| 07/02/1986 | EP0185849A2 Apparatus for introducing a driving profile into a construction site |
| 06/25/1986 | EP0185403A1 Expansible drive core |
| 06/25/1986 | EP0185402A1 Method for constructing a concrete pile and device for the application of the method |
| 06/19/1986 | WO1986003534A1 Clamping arrangement to device for driving into the ground rod elements of low rigidity |
| 06/17/1986 | CA1206101A1 Diesel hammer capable of delivering uplift blows and method of using same |
| 06/11/1986 | EP0183794A1 A new system for driving open end pipe piles on the ocean floor using pneumatic evacuation and existing hydrostatic pressure |
| 05/20/1986 | US4589500 Tool for driving in and guiding pegs for fixing stakes |
| 05/20/1986 | CA1204729A1 Device for driving and extracting piles, tubes, rods etc. |
| 05/06/1986 | US4586366 Method and apparatus for measuring driving resistance and velocity of piles during driving |
| 04/10/1986 | CN85108188A Drilling and /or lifting machine |
| 04/10/1986 | CN85108187A Pile driver, pile drawer and/or drilling machine |
| 04/08/1986 | US4580641 Method and apparatus for starting diesel type hammers |
| 04/08/1986 | US4580640 Stroke control responsive to impact of hydraulic hammer |
| 04/02/1986 | CN85202198U Vibratory pile-driver with falling hammer |
| 03/13/1986 | WO1986001556A1 Submarine element driving means |
| 03/11/1986 | US4575282 System for driving open end pipe piles on the ocean floor using pneumatic evacuation and existing hydrostatic pressure |
| 02/19/1986 | EP0171554A2 Pile-driver device |
| 02/11/1986 | US4569402 Method of controlling impact force and shock interval in drop hammers |
| 02/05/1986 | EP0170503A2 Ground treatment |
| 01/15/1986 | EP0167552A1 Movable apparatus for driving into the ground various objects by percussion. |
| 01/08/1986 | EP0166743A1 Pile driving system |
| 12/31/1985 | US4561636 Fence post driving assembly |
| 12/24/1985 | US4559863 Valve for a hydraulic ram |
| 12/19/1985 | WO1985005647A1 A new system for driving open end pipe piles on the ocean floor using pneumatic evacuation and existing hydrostatic pressure |
| 12/10/1985 | US4557630 Vibratory clamping device for use with an excavator in supporting and placing sheeting when excavating in sand, running sand and silt |
| 11/19/1985 | US4553443 High frequency vibratory systems for earth boring |
| 11/05/1985 | US4550787 Earth boring machine and working crane |
| 11/05/1985 | US4550786 Method of driving steel profiles into a rock substratum |
| 10/10/1985 | CN85100357A Pile sinking method using air pulse |
| 10/02/1985 | EP0156673A1 Earth anchor driving and fastening method, device and anchor therefor |
| 09/24/1985 | US4542880 Post driver for tractor with power lift |
| 09/24/1985 | US4542795 For foundation civil engineering works machines |
| 09/11/1985 | EP0110925B1 Tool for driving in and guiding pegs for fixing stakes |
| 09/10/1985 | CA1193110A1 Sonic pile driver system employing resonant drive member and phased coupling |
| 08/13/1985 | US4534419 Method for pile driving and dragging |
| 08/07/1985 | EP0150977A2 Earth drill |
| 08/06/1985 | US4533279 Method for making a foundation pile |
| 07/18/1985 | WO1985003095A1 Movable apparatus for driving into the ground various objects by percussion |
| 07/10/1985 | EP0148109A2 Pile-driving apparatus and method of operating such apparatus |
| 07/09/1985 | US4527637 Cycloidal drill bit |
| 06/18/1985 | US4523647 Power hammer |
| 05/28/1985 | US4519584 Fence post driver |
| 05/23/1985 | WO1985002224A1 Pile driving system |
| 05/14/1985 | US4516662 Rod-clamping means of a percussive air tool for driving into the ground and removing therefrom rod-like pieces |
| 05/14/1985 | CA1186904A1 Compressed-air pile-driver |
| 03/27/1985 | EP0135479A1 Device for driving and extracting |
| 03/26/1985 | US4506744 Pile hammer |
| 03/19/1985 | CA1184044A1 Sonic system for propelling pilings, drills and the like into the earth employing screw device |
| 02/12/1985 | US4498857 Apparatus for forming adobe bricks and drilling wells |
| 02/05/1985 | US4497376 Interchangeable ram diesel pile |
| 01/29/1985 | US4496007 Compressed-air pile-driver |
| 01/22/1985 | US4494613 Method and apparatus for driving hollow piles into the ground |
| 01/22/1985 | US4494612 Manually operable post driver |
| 01/16/1985 | EP0131562A1 Method for casting piles by means of a drive-out screw |
| 01/16/1985 | EP0131539A1 Noise attenuation of a pile driving rotating rocker |
| 12/11/1984 | US4487273 Gripping tool adapted for use with device for driving rod-shaped elements into and out of the ground |
| 12/05/1984 | EP0127221A1 Concrete foundation pile and device for driving the same into the ground |
| 11/27/1984 | US4484640 Tool for formation of holes in macroporous compressible soils |
| 11/27/1984 | US4484638 Liquid inertia tool |
| 11/07/1984 | EP0123808A2 Method and apparatus for starting diesel type hammers |
| 10/30/1984 | US4479550 Submerging ramming arrangement |
| 09/26/1984 | EP0119726A1 Valve for an hydraulic ram |
| 09/25/1984 | US4473123 Diesel hammer capable of delivering uplift blows and method of using same |
| 09/18/1984 | US4471666 Vibratory ram for ramming and/or drawing of ramming members |
| 09/05/1984 | EP0117382A1 Method of controlling impact force and shock interval in drop hammers |
| 08/28/1984 | US4468594 Electromagnetic percussion implement |
| 08/28/1984 | CA1173427A1 Tool for formation of holes in macroporous compressible soils |
| 08/22/1984 | EP0116164A1 Vibratory ram |
| 08/02/1984 | WO1984002953A1 Double-acting forging hammer and method |
| 07/31/1984 | US4462716 Pile driving |
| 07/31/1984 | US4462468 Ram head for self-driven pneumatic ram drills |
| 06/20/1984 | EP0110925A1 Tool for driving in and guiding pegs for fixing stakes. |
| 05/15/1984 | US4448264 Ground rod driving pole |
| 04/18/1984 | EP0022791B1 Combined vehicle and working machine for making cylindrical holes |
| 04/17/1984 | US4442904 Vehicle mounted hole forming machine |
| 04/17/1984 | CA1165573A1 Method and apparatus for lining an excavation |
| 03/21/1984 | EP0103283A2 An apparatus for inserting a tool into the ground and continuously rotating it |