| Patents for E02D 1 - Investigation of foundation soil in situ (1,969) |
|---|
| 01/29/1998 | DE19629710A1 Method with appliance for investigating mechanical properties of ground for construction industry |
| 01/13/1998 | US5706904 Soil sampling tool with volume-indicating feature |
| 01/06/1998 | US5704142 Excavator data acquisition and control system and process |
| 12/18/1997 | DE19623439A1 Water sampling tube for borehole to extract samples from differing levels |
| 12/11/1997 | WO1997046789A1 Column closure cap and method of preparing and carrying out column investigations |
| 12/11/1997 | DE19623886A1 Coring tube system used in core drilling to assay near-surface contaminated ground |
| 12/11/1997 | DE19623780A1 Säulenverschlußkappe und Verfahren zur Vorbereitung und Durchführung von Säulenuntersuchungen The column closure cap and method for the preparation and implementation of column tests |
| 11/19/1997 | CN1165292A Additional mass method for enrockment body density measurement |
| 11/04/1997 | US5684249 Ground vibration properties detection method and equipment thereof |
| 10/14/1997 | US5677499 Lysimeter for collecting chemical samples from the vadose zone |
| 10/07/1997 | US5675088 Method and apparatus for automatic monitoring of tectonic stresses and quantitative forecast of shallow earthquakes |
| 10/01/1997 | CN2263664Y Deep flat loading test device |
| 09/02/1997 | US5663649 Soil penetrometer |
| 08/26/1997 | US5659985 Excavator data acquisition and control system and process |
| 08/07/1997 | WO1997028432A1 Soil compaction measurement |
| 07/17/1997 | WO1997025484A1 Partly overhanging building structure under the natural ground and process for cladding an overhanging natural ground wall section |
| 07/09/1997 | EP0606433B1 Method of determining the consistency of sub-soil |
| 07/08/1997 | US5646337 Method and device for measuring parameters of plastic ground |
| 06/12/1997 | DE19542091C1 Bore sample extraction device |
| 06/05/1997 | DE19625125C1 Soil sample extraction method |
| 06/05/1997 | DE19544998A1 System for creepage trails in situ using mains independent measuring value detector |
| 05/02/1997 | EP0580573B1 Improvements in or relating to underwater excavation apparatus |
| 04/22/1997 | US5623108 Method and system for measuring three-dimensional displacement |
| 04/02/1997 | EP0765430A1 Soil sampler |
| 04/01/1997 | US5616833 Dynamic cone penetration device |
| 03/11/1997 | US5610336 Method for estimating frequencies of machine foundations |
| 03/06/1997 | DE19608902C1 Magnetic anomalies in ground detection method using magnetic field probes or sounds |
| 03/04/1997 | US5607289 Underwater excavation apparatus |
| 01/15/1997 | EP0753647A2 Down hole testing apparatus with television |
| 01/07/1997 | US5591902 Soil recognition and characterization device |
| 01/03/1997 | WO1997000389A1 Excavator data acquisition and control system and process |
| 01/03/1997 | CA2222448A1 Excavator data acquisition and control system and process |
| 11/27/1996 | CN1033406C Method for measuring, aualysing and judging stratum structure |
| 11/19/1996 | US5576494 Method and apparatus for subterranean load-cell testing |
| 11/19/1996 | US5576485 Single fracture method and apparatus for simultaneous measurement of in-situ earthen stress state and material properties |
| 10/25/1996 | CA2147701A1 Sampling device |
| 10/22/1996 | US5567889 Lysimeter for collecting chemical samples from the vadose zone |
| 10/16/1996 | EP0737262A1 Pile driving rig |
| 10/09/1996 | EP0736666A2 Method and apparatus for determining the stress state and material properties |
| 09/10/1996 | US5553407 Excavator data acquisition and control system and method of use |
| 08/07/1996 | EP0725185A1 Lining tunnels and method for its attachment |
| 07/18/1996 | WO1996021772A1 Soil analysis and sampling system |
| 07/03/1996 | EP0719897A1 Method and device for measuring parameters of plastic ground |
| 05/21/1996 | US5517868 Method for obtaining a soil sample |
| 04/30/1996 | US5511615 Method and apparatus for in-situ borehole stress determination |
| 04/10/1996 | EP0705941A1 Membrane apparatus with inclined piezometer |
| 04/10/1996 | CN2224220Y Continuous-drilling type sounding instrument |
| 04/09/1996 | US5505098 Cartridge for preserving a soil sample |
| 03/27/1996 | CN1119276A Vacuum compressometer and experiment method |
| 03/07/1996 | WO1996007111A1 SURFACE MOUNTED pH SENSOR FOR CONE PENETRATION TESTING |
| 03/05/1996 | US5497091 Surface mounted pH sensor for cone penetration testing |
| 02/20/1996 | US5492021 Variable depth core sampler |
| 02/07/1996 | EP0695420A1 Monitoring soil compaction |
| 01/24/1996 | CN1030797C Pyrotechnic dynamic penetrometer |
| 01/18/1996 | WO1996001360A1 Soil sampler |
| 01/18/1996 | CA2194368A1 Soil sampler |
| 01/02/1996 | US5480291 Underwater excavation apparatus |
| 10/19/1995 | WO1995027911A1 Method and apparatus for testing soil contamination |
| 10/05/1995 | DE4411829A1 Determining mechanical characteristics of soil for construction and agriculture |
| 09/14/1995 | DE4407217A1 Appts. for rapid sampling and mapping of the contents of spoil heaps |
| 09/06/1995 | CN2206952Y Static load detemining instrument for house |
| 08/30/1995 | CN1107537A Pile head grouting and supersonic detecting combined process for filling long pile in saturated soil |
| 08/24/1995 | WO1995022750A1 Lysimeter for collecting chemical samples from the vadose zone |
| 08/23/1995 | CN2205844Y Bulldozer of sampler for sampling soil |
| 08/10/1995 | WO1995021302A1 Soil probing apparatus |
| 07/25/1995 | US5435399 Soil sampler |
| 07/06/1995 | WO1995018289A1 Drilling method for detecting soil contamination by high-density liquid materials |
| 07/06/1995 | WO1995018270A1 Pile driving rig |
| 06/27/1995 | US5426972 Monitoring soil compaction |
| 06/07/1995 | CN1103455A Improvements to methods and devices for in-situ measurement of ground heave charateristics |
| 04/11/1995 | US5404757 Device for driving rods used primarily for soil mechanics tests into the ground |
| 04/05/1995 | CN2193887Y Rotary soil sampler |
| 02/16/1995 | WO1995004870A1 Soil sampler for analysis for fertilizer determination |
| 02/16/1995 | WO1995004450A1 Method of fertilizer application |
| 02/08/1995 | CN2189203Y Apparatus for obtg. soil samples from soft earth |
| 02/02/1995 | DE4319976A1 Method and arrangement for determining the permeability of a ground (soil) formation |
| 11/23/1994 | EP0561968B1 Dynamic pyrotechnical penetrometer |
| 11/10/1994 | DE4328273C1 Probe for taking undisturbed ground samples |
| 10/27/1994 | WO1994024538A1 Monitoring soil compaction |
| 10/27/1994 | CA2161012A1 Monitoring soil compaction |
| 09/29/1994 | DE4310096A1 Method and device for measuring the radon content in ground gas |
| 09/14/1994 | CN2177044Y Water pressure fixed soil sampler |
| 09/07/1994 | CN2176382Y Static seratum exploring machine |
| 09/07/1994 | CN1091795A Expansive rock soil local detector |
| 09/06/1994 | US5343771 Tool for sampling soil containing volatile organic compound |
| 09/06/1994 | CA1331840C Low-water-pressure controlled hydrologic test method |
| 08/24/1994 | CN2175259Y Device for sampling of soil with three tube revolving type |
| 08/10/1994 | CN2173808Y Standard penetrometer |
| 08/03/1994 | CN2173274Y Soil sampling device |
| 07/20/1994 | EP0606433A1 Method of determining the consistency of sub-soil. |
| 07/12/1994 | CA2009349C Method and device for in-situ determination of rheological properties of earth materials |
| 06/09/1994 | DE4241011A1 Dynamic process for determination of sub-surface soil characteristics - carrying out measurements on advancing body of forward thrust, air pressure, pore water pressure and fluctuations |
| 05/26/1994 | DE4238989A1 Soil sampling device - has sample cutting frame equipped with turn-over device |
| 05/24/1994 | US5313825 For measuring soil shear strength |
| 02/17/1994 | WO1994003682A1 Method of determining the consistency of sub-soil |
| 02/09/1994 | CN2155394Y Foundation bit borer |
| 02/02/1994 | EP0580573A1 Improvements in or relating to underwater excavation apparatus. |
| 01/20/1994 | DE4328540A1 Soil mechanical load testing - measuring expansion of bore diameter caused by conversion of piston-cylinder reciprocation of internal shaft into lateral movement by cam levers acting on parallel side plates under standard load |
| 01/12/1994 | CN2152828Y Pneumatic bit prospecting machine |
| 01/05/1994 | DE4220594A1 Elasticity modulus of construction measurement appts. for earth and construction materials - has base housing contg. lifting magnet for supporting variable number of load plates and exerting force impulse onto upper or lower plate. |