| Patents for E02D 7 - Methods or apparatus for placing sheet pile bulkheads, piles, mould-pipes, or other moulds (4,652) |
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| 12/16/1980 | US4239419 Precast concrete threaded pilings |
| 12/09/1980 | US4238166 Underwater driving of piles |
| 11/25/1980 | CA1090149A1 Method of driving sheet piles into a rock substratum |
| 10/07/1980 | US4226287 Apparatus for pile driver cushion recoil |
| 10/01/1980 | EP0016736A1 Improvements in telescopic column structures for excavating trenches, foundations and the like |
| 10/01/1980 | EP0016215A1 Ram block for driving piles and the like into the ground. |
| 09/30/1980 | CA1086514A1 Scissor well template |
| 09/16/1980 | US4222684 Method of driving sheet piles into a rock substratum |
| 09/09/1980 | CA1085177A1 Apparatus and method of assisting pile driving by electro-osmosis |
| 07/29/1980 | US4214638 Method of controlling the reversing of a device for driving holes in earth and device for performing same |
| 07/23/1980 | EP0013602A1 Apparatus and method for anchoring an off-shore structure |
| 07/23/1980 | EP0013446A1 A method and a device for intermittently exerting forces on soil |
| 07/15/1980 | US4212577 Grapple |
| 06/12/1980 | WO1980001154A1 A method of converting a vehicle to a transportable working machine,and a combined vehicle and working machine,e.g.a drophammer for making holes,a drilling machine or the like |
| 06/10/1980 | CA1079138A1 Pneumatic percussion tool |
| 04/29/1980 | CA1076373A1 Device for securing a pipeline in place |
| 04/03/1980 | WO1980000584A1 Ram block |
| 04/01/1980 | US4195698 Machine for driving vertical members |
| 03/25/1980 | US4194435 Percussion mechanism |
| 03/18/1980 | US4193462 Rotary boring head |
| 03/18/1980 | US4193459 Post-hole driver |
| 03/04/1980 | CA1072836A1 Fluid actuated percussion mechanism |
| 02/12/1980 | US4187917 Pile driver |
| 01/29/1980 | CA1070733A1 Grapple |
| 12/25/1979 | US4180349 Pile forging |
| 10/23/1979 | CA1064716A1 Resilient yoke mountings for vibratory pile drivers and extractors |
| 10/02/1979 | CA1063369A1 Expansible mandrel |
| 09/25/1979 | US4168751 Driver tool |
| 09/18/1979 | CA1062684A2 Portal frame for trench box stack |
| 09/11/1979 | CA1062200A1 Apparatus and method of assisting pile driving by electro-osmosis |
| 08/21/1979 | CA1060666A1 Pneumatic impact mechanism |
| 08/14/1979 | CA1060501A1 Fluid pressure article gripper |
| 07/25/1979 | EP0003063A2 Method and device for inserting a pile into the ground |
| 07/10/1979 | US4160486 Pneumatic impact mechanism |
| 06/26/1979 | US4159040 Pneumatic percussion tool |
| 06/12/1979 | US4157737 Mechanic device for the automatic control, at two speeds, of winches of pile-drivers |
| 06/05/1979 | US4157287 Method of assisting pile driving by electro-osmosis |
| 05/22/1979 | US4155287 Hydraulically operated impact devices |
| 05/15/1979 | US4154307 Pile driving system |
| 05/01/1979 | US4151888 Submergible pile driver with extension tube to accommodate tensioned cable string loops |
| 04/03/1979 | US4147457 Method and an apparatus for driving sheet piles into the ground |
| 04/03/1979 | US4147036 Scissor well template |
| 03/20/1979 | US4144942 Method of setting a pile without noise or vibration and apparatus therefor |
| 03/20/1979 | US4144939 Apparatus for converting centrifugal energy into percussive energy |
| 03/20/1979 | CA1050896A1 Pile-driving ram and method of controlling the same |
| 03/13/1979 | US4143719 Multi-vibro pile hammer |
| 02/20/1979 | CA1048896A1 Device for transferring an impact to an elongate member |
| 02/06/1979 | US4138199 Method of driving piles underwater |
| 01/30/1979 | US4136520 Hydraulic pile driver |
| 01/23/1979 | US4135585 Drill rig-casing driver assembly |
| 01/16/1979 | CA1046299A1 Apparatus for applying an impact force |
| 12/26/1978 | US4131166 Pile driving device |
| 12/12/1978 | US4129002 Cylinder piece for a pile driving ram |
| 11/21/1978 | US4126191 Gas discharge type underwater hammer with liquid purge and reflood control |
| 11/07/1978 | US4124483 Apparatus and method of assisting pile driving by electro-osmosis |
| 11/07/1978 | US4124081 Post driving machine |
| 11/07/1978 | CA1041781A1 Post driving machine |
| 10/31/1978 | CA1041431A1 Pile-driving device |
| 10/24/1978 | US4121671 Pile driving |
| 10/24/1978 | US4121427 Method and apparatus for setting pilings in frozen ground |
| 10/24/1978 | CA1040876A1 Method of making built-in-place reinforced concrete piles |
| 10/17/1978 | CA1040493A1 Fluid pressure operated impact mechanism |
| 10/17/1978 | CA1040441A1 Cylinder piece for a pile driving ram |
| 10/10/1978 | US4119511 Apparatus and method of assisting pile driving by electro-osmosis |
| 10/10/1978 | CA1040103A1 Diesel pile hammer with vent for starting |
| 09/26/1978 | US4116012 Method of obtaining sufficient supporting force for a concrete pile sunk into a hole |
| 09/19/1978 | US4114700 Pneumatic apparatus of the percussive type |
| 09/12/1978 | US4113034 Uniaxial variable vibratory force generator |
| 09/05/1978 | US4110993 Apparatus for driving piles |
| 08/29/1978 | US4109621 Internal combustion type pile driver |
| 08/29/1978 | US4109475 Pile-driving ram and method of controlling the same |
| 08/15/1978 | US4106569 Apparatus for applying an impact force |
| 08/15/1978 | US4106299 Method for installation of grounding pole |
| 08/15/1978 | US4106298 Device for the production of earth holes |
| 08/15/1978 | CA1036499A1 Pile-driving ram |
| 08/15/1978 | CA1036498A1 Diesel pile-driving ram |
| 08/15/1978 | CA1036497A1 Rammer |
| 07/25/1978 | US4102408 Pile driving device |
| 07/18/1978 | US4100977 Drop hammers |
| 07/18/1978 | US4100974 Machine suspended from a crane or similar device for driving and extracting piling and the like |
| 07/11/1978 | US4099387 Sheet steel pile clamp |
| 07/04/1978 | US4098356 Pile drivers |
| 07/04/1978 | US4098355 Underwater hammer with circumferential flow seal |
| 06/27/1978 | US4096916 Diesel pile driver |
| 06/13/1978 | US4094156 Method and apparatus for driving sheet piles into the ground |
| 05/16/1978 | US4089165 Water pressure-powered pile driving hammer |
| 05/09/1978 | US4088062 Fluid pressure operated impact mechanism |
| 05/02/1978 | US4086968 Pile driver |
| 04/18/1978 | US4084385 Pile handing methods |
| 04/04/1978 | US4082248 Pipe driving apparatus |
| 04/04/1978 | US4082032 Control of hydraulically powered equipment |
| 03/21/1978 | US4079794 Cylinder piece for a pile driving ram |
| 02/28/1978 | US4076081 Pile driving device |
| 02/28/1978 | US4075858 Hydraulic pile driving apparatus and method |
| 02/21/1978 | US4074912 Releasable rigid pile connector apparatus |
| 02/21/1978 | US4074776 Diesel pile-driving ram |
| 02/21/1978 | US4074539 Expansible mandrel with an external, cable actuating winch |
| 01/24/1978 | US4069683 Method and device for securing a support structure onto the ocean floor |
| 01/10/1978 | US4067402 Rammer |
| 01/10/1978 | US4067401 Pile-driving hammer |