| Patents for E02D 7 - Methods or apparatus for placing sheet pile bulkheads, piles, mould-pipes, or other moulds (4,652) |
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| 04/08/1998 | CN2278014Y Pile driving machine without tower frame |
| 04/02/1998 | WO1998013555A1 A method in piling tubular bases, a combined drilling and piling rig, as well as use of the drill hammer of said rig |
| 04/02/1998 | CA2266550A1 A method in piling tubular bases, a combined drilling and piling rig, as well as use of the drill hammer of said rig |
| 04/01/1998 | CN2277422Y High-efficiency full hydraulic pile-driver |
| 03/31/1998 | US5733068 Metal foundation push-it and installation apparatus and method |
| 03/25/1998 | EP0831180A1 Drill for making a hole in the ground and method applying this drill |
| 03/18/1998 | CN1176330A Automatic recorder for hammer piling |
| 03/12/1998 | DE19631991A1 Vibrator ram for underground construction |
| 03/10/1998 | US5725329 Method, system and apparatus for driving and pulling pilings |
| 02/19/1998 | DE19734967A1 Hydraulic hammer for driving in construction element e.g. pile |
| 02/19/1998 | DE19734966A1 Hydraulic hammer for driving pile-ram into ground |
| 02/19/1998 | DE19631992A1 Vibrating ram for piles in building construction |
| 02/18/1998 | CN2274652Y Pile head restoring apparatus for concrete piles |
| 02/11/1998 | CN1037367C Construction method of pile and its special equipment |
| 02/04/1998 | CN2273734Y Powder jet type pile producing machine |
| 01/28/1998 | EP0820549A1 Method and apparatus for consolidating earth and anchor setting device |
| 01/21/1998 | CN1037120C Construction method of pile and special equipment thereof |
| 01/06/1998 | US5704732 Deep water piling and method of installing or removing |
| 12/24/1997 | WO1997048882A1 Hydraulic percussion mechanism |
| 12/17/1997 | CN1167860A Cement and soil composite pile, its making method and special equipment |
| 12/16/1997 | CA2122833C Prestressed caisson bearing pier and structural foundation device |
| 12/11/1997 | DE19619551A1 Support pole for horizontal and vertical loads in constructions |
| 12/10/1997 | EP0567507B1 A method and a construction system for establishing light bridges and for demounting thereof |
| 11/25/1997 | CA2025432C Bearing apparatus and method for preloading bearings for rotary - vibratory drills |
| 11/18/1997 | CA2090823C Apparatus intended to be buried in ground beneath water |
| 10/16/1997 | DE19721361A1 Pile driving system using mobile tracked vehicle |
| 10/08/1997 | CN1036085C Fully hydraulic pile press |
| 10/01/1997 | CN1160794A Construction technology of hole for grout pile |
| 09/24/1997 | CN2263136Y Electromagnetic pile-driver |
| 09/16/1997 | US5667341 Apparatus for signal and data transmission for controlling and monitoring underwater pile drivers, cut-off equipment and similar work units |
| 09/16/1997 | US5667021 Apparatus for driving grade stakes |
| 09/03/1997 | EP0678135B1 Installation for transmitting drive power to piling, cut-off or similar devices usable under water |
| 09/02/1997 | US5662175 Sea water pile hammer |
| 08/28/1997 | DE19608092C1 Underwater sheet-piling installation method |
| 08/27/1997 | CN2260820Y Pile-forming drilling machine for pump concrete-pouring pile |
| 08/26/1997 | US5660504 Metal foundation push-it and installation apparatus and method |
| 08/20/1997 | EP0678134B1 Submersible driving unit for underwater ramming machinery and tools |
| 08/05/1997 | US5653556 Clamping apparatus and methods for driving caissons into the earth |
| 07/23/1997 | EP0579669B1 Hydraulic ram assemblies |
| 07/23/1997 | CN2258194Y Vibrator sunk tube bored filling pile driver |
| 07/09/1997 | CN1153847A Concrete pile foundation constructing technology and equipment |
| 06/18/1997 | CN2256438Y Side pile pressing machine |
| 06/18/1997 | CN2256437Y Hole making device for impact cutting and excavating hole filling pile |
| 06/11/1997 | CN1151468A Boring jig and method for producing pile in borehole |
| 05/21/1997 | EP0774025A1 Pyrotechnic tool firing device |
| 04/30/1997 | CN1034750C Anchor beam type hydrostatic piledriving method and equipment thereof |
| 04/23/1997 | EP0769086A1 Sliding link |
| 04/22/1997 | US5622015 Method and apparatus for consolidating earth and anchor setting device |
| 04/16/1997 | EP0767853A1 Metal foundation push-it and installation apparatus and method |
| 04/09/1997 | EP0677137B1 Data and signal transmitting installation for controlling and monitoring underwater ramming and cutting-off machinery, or the like |
| 04/09/1997 | CN2251581Y 行走机构 Travel agency |
| 04/02/1997 | EP0751853A4 Hydraulic control circuit for pile driver |
| 03/26/1997 | CN2250375Y Working machine and tool for ramming enlarging and pouring pile |
| 03/19/1997 | CN1145435A Slurry wall-protecting boring-grouting pile series, its construction and equipment |
| 03/16/1997 | CA2158380A1 Method and apparatus for implanting screw-in pilings or anchors in the ground |
| 03/13/1997 | DE19533281A1 Tubular pile driving method |
| 03/13/1997 | DE19533014A1 Sheet pile wall construction method |
| 03/13/1997 | DE19532931A1 Building foundation construction method |
| 03/12/1997 | EP0760710A1 Apparatus for lifting and dropping a drop hammer |
| 03/11/1997 | US5609380 Clamp assemblies for driving piles into the earth |
| 03/05/1997 | CN2248730Y Hydraulic machine for placing ground anchor |
| 03/05/1997 | CN1034189C Pile driver powered by liquid explosive |
| 02/27/1997 | WO1997007293A1 Ram |
| 02/20/1997 | WO1997006312A1 Sea water file hammer |
| 02/19/1997 | EP0758699A1 Method for installing tapered piles, tapered piles, and foundation structures made with these piles |
| 02/19/1997 | CN2247681Y Adjustable drill rod angle deep mixer capable of inserting bar |
| 02/19/1997 | CN1143137A Injecting method for steel rod concrete prefabricated pile end |
| 02/19/1997 | CN1143136A External square, internal circular hollow prestress steel rod concrete static press pile |
| 02/13/1997 | WO1997004926A1 A device performing hammering by means of hydraulic pressure |
| 02/13/1997 | DE19529538A1 Ramme Ram |
| 02/05/1997 | CN1141989A Construction method of pile foundation and specific apparatus thereof |
| 01/29/1997 | EP0681645B1 Method for the cold start of a free-piston engine; and free-piston engine adapted for use of this method |
| 01/22/1997 | CN2245625Y Drop hammer and indoor pile driver using the drop hammer |
| 01/08/1997 | EP0751853A1 Hydraulic control circuit for pile driver |
| 12/18/1996 | CN1138124A Vibration exciter machine |
| 12/11/1996 | CN2242267Y Hole formation device for composite changed section pile |
| 12/10/1996 | US5582491 System to increase the tension capacity of pipe piles driven into the ocean floor |
| 12/04/1996 | EP0745528A2 Universal construction apparatus |
| 12/04/1996 | CN1137246A Hydraulic control circuit for pile driver |
| 11/20/1996 | CN2240547Y Accelerated down impact hydraulic hammer |
| 11/06/1996 | EP0624217B1 Valve mechanism |
| 11/06/1996 | CN2239446Y Construction appts. for tamping super-short shaped pile by use of building garbage |
| 11/05/1996 | US5570975 Metal foundation push-it and installation apparatus and method |
| 10/31/1996 | DE19514985A1 Equipment with short-term energy storage |
| 10/30/1996 | CN2238854Y Large diameter vabration float pipe internal borrow perfusion pile placing equipment |
| 10/29/1996 | US5568997 Method and apparatus for forcing piles into or out of the ground |
| 10/23/1996 | EP0738355A1 Improvements in or relating to apparatus for use in forming piles |
| 10/17/1996 | WO1996032543A1 Method and apparatus for consolidating earth and anchor setting device |
| 10/17/1996 | CA2217961A1 Method and apparatus for consolidating earth and anchor setting device |
| 10/02/1996 | CN2236507Y Step moving mechanism |
| 10/01/1996 | CA2028556C Pile driver |
| 09/26/1996 | DE19530718C1 Boring device and method for producing concrete post in bore hole |
| 09/25/1996 | EP0733740A1 Monkey for dynamic downward compaction of compactable materials |
| 09/25/1996 | CN1131714A Pressure pile driver |
| 09/24/1996 | US5558285 Apparatus for lifting and dropping a drop hammer |
| 09/24/1996 | US5558167 Percussion boring machine |
| 09/04/1996 | CN2234464Y Rotary mechanism of scaffold for driver |
| 09/04/1996 | CN1032706C Construction technique and equipment of perforating-stirring grouting rolling drilling |
| 09/03/1996 | US5551519 Device for driving piles, preferably poles, into a foundation |
| 09/03/1996 | CA2085746C Apparatus and method for removing oil spots from a surface |