| Patents for E02D 7 - Methods or apparatus for placing sheet pile bulkheads, piles, mould-pipes, or other moulds (4,652) |
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| 11/24/1993 | CN1022850C Construction method for coast walls |
| 11/17/1993 | CN1078519A Pile-making method by drilling-slurry-jetting and drilling tool rotary jetting device |
| 11/10/1993 | EP0569339A1 Ramming device, more particularly for soil probing |
| 11/10/1993 | CN2145856Y Full automatic hydraulic staving press |
| 11/10/1993 | CN2145813Y Electromagnetic hammer-apparatus |
| 11/10/1993 | CN2145812Y Indoor dense extruder |
| 11/09/1993 | US5259458 Subsea shelter and system for installation |
| 11/03/1993 | EP0567507A1 A method and a construction system for establishing light bridges and for demounting thereof |
| 11/03/1993 | CN2145260Y Safety automatic standard |
| 11/03/1993 | CN2145257Y Multi-section reaming pile reamer |
| 11/02/1993 | US5257879 Device for lifting and hammering foundation piles for offshore structures |
| 11/02/1993 | US5257667 Vibrating pile driver |
| 10/27/1993 | CN2144668Y Vibrating type driver for extruded foundation |
| 10/19/1993 | US5253958 Device for driving a stake into the ground |
| 10/19/1993 | US5253542 Variable moment vibrator usable for driving objects into the ground |
| 10/13/1993 | CN2143670Y Multiple aperture drill bit |
| 10/07/1993 | DE4211210A1 Hydraulic pile driver having impact wt. - has extra sensors at top and bottom positions which are input to OR=gate, and generates fault signal when inputs are not received from all sensors at same height. |
| 09/30/1993 | DE4209695A1 Displacement method of excavating tunnel - mixes displaced soil with liq. and then subjects it to pressure to form tunnel wall. |
| 09/28/1993 | US5248002 Ground rod installation method |
| 09/28/1993 | US5248001 Tractor-mounted machine and method for driving steel posts |
| 09/22/1993 | EP0561510A1 Apparatus intended to be buried in ground beneath water |
| 09/22/1993 | EP0560867A1 Tool for making holes in the ground. |
| 09/01/1993 | CN2141434Y Reinforced concrete rotary flushing pile |
| 08/26/1993 | DE4139881A1 Construction plant with two methods of locomotion - has caterpillar tracks and hydraulic supports to allow plant to position itself on and off railway tracks |
| 08/25/1993 | CN1075522A Laying method for underground pipe with directly formation of its position |
| 08/24/1993 | US5238072 Pipe rammer |
| 08/10/1993 | US5234290 Prestressed caisson bearing pier and structural foundation device |
| 08/05/1993 | DE4203032A1 Bearing unit for pillar of auger drill - has adjustable joint, to connect frame support section to pillar |
| 07/22/1993 | WO1993014271A1 Valve mechanism |
| 07/22/1993 | DE4227065A1 Hydropneumatic hammer drill for mining and road construction - has stepped diameter striking piston which divides cylinder into four chambers and permits short passages between valve and cylinder |
| 07/21/1993 | CN1074504A Process for drilling cobble layer using crowned bit and basket |
| 07/20/1993 | US5228806 Gravity pile for platform foundation and process for its installation |
| 07/07/1993 | CN1074002A Reinforced concrete pile and its construction method |
| 06/30/1993 | EP0536118A4 Apparatus and method for removing oil spots from a surface |
| 06/09/1993 | DE4139798A1 Use of motor-driven vibrating pile hammer - involves acceleration to operational RPM with masses in balance and activation of unbalance masses when desired RPM is reached |
| 06/02/1993 | CN1021068C Apparatus for driving anchors in ground |
| 05/27/1993 | WO1993010341A1 Method for the cold start of a free-piston engine; and free-piston engine adapted for use of this method |
| 05/27/1993 | DE4137541A1 Method of on site production of concrete piles - by implement which forms hole in the ground and directs concrete into hole |
| 05/26/1993 | EP0543320A1 Device for producing concrete piles in the ground |
| 05/26/1993 | CN2134423Y Vibrating pile hammer |
| 05/13/1993 | WO1993009299A1 Prestressed caisson bearing pier and structural foundation device |
| 05/12/1993 | CN1071983A Anchor beam type hydrostatic piledriving method and equipment thereof |
| 05/05/1993 | EP0540060A1 Soil nailing |
| 05/05/1993 | EP0540059A1 Soil nailing |
| 04/21/1993 | CN2130172Y Pile head of sinking pipe pile |
| 04/21/1993 | CN1071217A Punching pile-driver |
| 04/21/1993 | CN1020347C Vibrating and rotating divice |
| 04/15/1993 | WO1993007341A1 Method and apparatus for forcing piles into or out of the ground |
| 04/14/1993 | EP0536118A1 Apparatus and method for removing oil spots from a surface. |
| 04/14/1993 | CN2129776Y Fully hydraulic top pressure pile pressing machine |
| 03/24/1993 | CN2128645Y Improved hydraulic step-by-step pile press |
| 02/24/1993 | CN1069307A Fully hydraulic pile press |
| 01/21/1993 | WO1993001364A1 Pile driving machine |
| 01/20/1993 | EP0524056A1 Vibrator with variable imbalance, particularly for driving objects into the ground |
| 01/14/1993 | DE4134918C1 Deep-hole hammer for use in drilling - includes control edges on movable sliders which move so edge is in pressurised cylinder chamber |
| 12/30/1992 | EP0520544A1 Improved device for lifting and hammering foundation piles for offshore structures |
| 12/29/1992 | US5174388 Driver tool and method |
| 12/29/1992 | US5174386 Ground rod driving apparatus |
| 12/23/1992 | EP0519575A1 Method of making a foundation pile |
| 12/23/1992 | CN1067285A Method for placing piles by up-and-down reciprocating extruding and removing soil |
| 12/15/1992 | US5170850 Ratchet operated device for setting a post having an auger attached at one end |
| 12/10/1992 | WO1992010637A3 Tool for making holes in the ground |
| 12/10/1992 | DE4118665A1 Pneumatically operated double action file driver - has driver and pistons located over pile, and lift action and bolt head drop action both driving pile |
| 12/08/1992 | US5168938 Pile driver |
| 12/03/1992 | DE4118069A1 Vibrator for crane deployed pile driver - has hydraulically powered gear train which operates two pairs of unbalanced rotors located on pair of axes |
| 12/02/1992 | EP0515580A1 Method for consolidating railway roadbeds in general and apparatus for implementing the method |
| 12/02/1992 | CN1066695A Construction method and apparatus of membrance (plate) seepage prevention plastic curtain |
| 12/02/1992 | CN1019323B Pile driving apparatus |
| 11/26/1992 | WO1992020873A1 Method and device for constructing thin walls in the ground |
| 11/26/1992 | DE4217293A1 Laying drainage and sewage pipes without excavating - using water-jet mounted at front of pipe string which removes spoil internally as pipe driven through soil |
| 11/19/1992 | EP0513461A1 Method and apparatus for creating thin walls in the ground |
| 11/12/1992 | WO1992019819A1 Improvements to building construction methods and materials |
| 11/10/1992 | US5161625 Pile driving apparatus |
| 10/29/1992 | WO1992018703A1 Hydraulic ram assemblies |
| 10/22/1992 | DE4124676C1 Laying metal objects in rocky sub-stratum - applying high current discharge to object to generate flashover at lower edge causing shock waves in sub -stratum |
| 10/21/1992 | EP0509816A1 Hydraulic pile hammer |
| 10/21/1992 | EP0509385A1 Method for creating concrete bodies and cement bodies in the ground |
| 10/21/1992 | CN2119441U Soil sampler for pile foundation construction |
| 10/14/1992 | CN1065307A Static pressure piling and static pressure geotome |
| 10/13/1992 | US5154667 Power hammer improvements |
| 10/07/1992 | EP0506722A1 Vibration generator. |
| 10/07/1992 | CN2118087U Band type vibrating hammer |
| 10/07/1992 | CN2118086U Linking-up apparatus of extra long casting pile steel mould-pipe |
| 09/30/1992 | CN2117399U Vibration impact placing pile moulding apparatus pile guide |
| 09/30/1992 | CN2117398U Hammer for large diameter cement pile |
| 09/23/1992 | EP0505218A1 Improvements in venting of landfill and control of leachate |
| 09/23/1992 | EP0504506A1 Hydraulic pressure pile driver |
| 09/16/1992 | CN2116026U Impactor for large diameter pile hole of foundation |
| 09/16/1992 | CN2116025U Static pile-press with liquid pullback weight |
| 09/16/1992 | CN1018253B Hydraulic impact tool |
| 09/12/1992 | CA2038611A1 Hydraulic pressure pile drive |
| 09/06/1992 | CA2047409A1 Cylindrical foundation support drivable into ground with removable helix |
| 08/25/1992 | US5141364 Method and device for producing a narrow or slit wall in soil |
| 08/20/1992 | WO1992014026A1 Drop-hammer drive |
| 08/11/1992 | US5137394 Hollow steel pile, manufacturing method and pile driving method |
| 08/05/1992 | CN2111966U Vibrating drop hammer buffer unit |
| 08/04/1992 | US5135335 Hydraulic jacking apparatus |
| 07/29/1992 | EP0496167A1 Vibrating pile driver |
| 07/23/1992 | WO1992012295A1 Method and equipment for working down and taking up light poles and for building light bridges |
| 07/08/1992 | CN2109408U Multi-branch hole punching machine for pile grouting |