| Patents for E02D 1 - Investigation of foundation soil in situ (1,969) |
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| 03/29/2006 | CN2767502Y Drilling and exploring machine for construction foundation trench |
| 03/16/2006 | WO2006027498A1 Method and device for monitoring the digging of an elongated excavation in a ground |
| 03/15/2006 | CN2764819Y Electronic magnetic drilling/punching mahcine |
| 03/14/2006 | US7011475 Method for preventing seismic liquefaction of ground in urbanized area and facilities used in this method |
| 03/09/2006 | WO2005012866A3 Soil compaction measurement on moving platform |
| 03/08/2006 | EP1632749A1 Method and device for controlling the digging of an elongated excavation in a terrain. |
| 03/08/2006 | CN1244806C Dynamic pore water pressure measuring method |
| 03/02/2006 | WO2006023695A1 A coring tubular and method for reducing contamination and processing speed of a core sample |
| 02/08/2006 | CN1241001C 压力变换器 Pressure transducer |
| 01/25/2006 | CN1724993A Indoor dynamic drainage consolidation test system and its method |
| 01/24/2006 | CA2180883C Hydraulic test system mounted with borehole television set for simultaneous observation in front and lateral directions |
| 01/18/2006 | EP1518027B1 Drop mass compaction of soil |
| 01/12/2006 | DE10328471B4 Verfahren zur Ermittlung anhand von Gefrierproben der in situ vor dem Gefrierprozess vorliegenden Kennzahlen Dichte, Wassergehalt, Luftporenanteil und Sättigungszahl von wassergesättigten Bereichen kohäsionsloser Böden Method for determining the basis of frozen samples of the present in situ prior to freeze-process metrics density, water content, air porosity and saturation number of water-saturated areas of loose cohesionless soils |
| 01/10/2006 | US6985086 Method and apparatus for LWD shear velocity measurement |
| 01/04/2006 | CN2749937Y Double hammer gravity beating device |
| 12/22/2005 | DE112004000193T5 Schutzvorrichtung für Windkraftanlagen und Verfahren zum Betrieb der Vorrichtung Protection device for wind turbines and method of operation of the device |
| 12/21/2005 | CN1711566A Measurement device incorporating a locating device and a portable handheld computer device and associated apparatus, system and method |
| 12/13/2005 | US6973822 Safety drive hammer for a dynamic cone penetrometer |
| 12/08/2005 | DE10146342B4 Verfahren zur Ermittlung der Lagerungsdichte Method for determining the bulk density |
| 11/30/2005 | EP1599717A2 Apparatus and method for collecting soil solution samples |
| 11/23/2005 | CN1701336A Smart data subsurface data repository system, method and computer program product |
| 11/16/2005 | EP1596224A1 Auscultation process of the near subsurface and/or the underground for the detection of local heterogeneties |
| 11/16/2005 | EP1459049A4 Soil or snow probe |
| 11/16/2005 | CN2740662Y Bore inspecting apparatus |
| 11/10/2005 | US20050247010 Discsmark stake marker, a stake marker,with a nail-able head insert, to locate points on the ground |
| 11/03/2005 | WO2005103606A1 Method for locating and measuring deformations in a work of civil engineering |
| 11/03/2005 | CA2779594A1 Method and system for monitoring of fluid-filled domains in a medium based on interface waves propagating along their surfaces |
| 11/03/2005 | CA2779567A1 Method and system for monitoring of fluid-filled domains in a medium based on interface waves propagating along their surfaces |
| 11/03/2005 | CA2779462A1 Method and system for monitoring of fluid-filled domains in a medium based on interface waves propagating along their surfaces |
| 11/02/2005 | CN1690729A Method and apparatus for lwd shear velocity measurement |
| 10/05/2005 | EP1582632A1 Method of detecting the compaction of a ground and device therefor |
| 09/29/2005 | WO2005090942A1 Improved ball penetrometer for soft soils testing |
| 09/29/2005 | CA2558374A1 Improved ball penetrometer for soft soils testing |
| 09/22/2005 | US20050204809 Parallel seismic depth testing using a cone penetrometer |
| 09/08/2005 | US20050193647 Artificial landscaping timber system |
| 09/06/2005 | US6938503 Lysimeter apparatus |
| 09/01/2005 | US20050191137 Method for preventing seismic liquefaction of ground in urbanized area and facilities used in this method |
| 08/24/2005 | CN1657713A Aerial comprehensive irrigation works network engineering |
| 08/10/2005 | CN2716335Y Ground foundation testboring machine |
| 08/04/2005 | US20050167186 Accelerated weight drop for use as a seismic energy source and a method of operation thereof |
| 08/03/2005 | CA2495141A1 An accelerated weight drop for use as a seismic energy source and a method of operation thereof |
| 07/27/2005 | CN2713001Y Multifunctional soil removing scoop and materials shovel |
| 07/21/2005 | WO2005066421A1 Testing method and apparatus ground liquefaction and dynamic characteristics in original position utilizing boring hole |
| 07/20/2005 | CN2711235Y Geosyncline bore-prospecting machine |
| 07/06/2005 | EP1550096A2 Measurement device incorporating a locating device and a portable handheld computer device and associated apparatus, system and method |
| 07/05/2005 | US6915216 Measurement device incorporating a locating device and a portable handheld computer device and associated apparatus, system and method |
| 07/05/2005 | US6912903 Soil compaction measurement |
| 06/29/2005 | EP1546981A1 System, method and computer program product for subsurface contamination detection and analysis |
| 06/29/2005 | CN2706513Y Static pressure soil sampling device |
| 06/21/2005 | US6909666 Method and apparatus for generating acoustic signals for LWD shear velocity measurement |
| 06/16/2005 | US20050126824 Soil sampling system and method that allow headspace screening at spaced intervals without disturbing soil sample |
| 06/16/2005 | DE10328038B4 Verfahren und System zur dynamischen Erfassung von Temperaturverteilungen Method and system for dynamic measurement of temperature distributions |
| 06/15/2005 | EP0877921B1 Measurement of shear modulus of soil |
| 06/15/2005 | CN2704613Y Electric foundation drill explorer |
| 06/15/2005 | CN1206413C Cryptomorphic shaft-valve type soil sampler |
| 06/09/2005 | US20050120813 Apparatuses for interaction with a subterranean formation, and methods of use thereof |
| 06/02/2005 | DE10328471A1 Measurement of in-situ density, water content, air pore fraction and saturation factor of frozen loose earth sample comprises calculation of correction factor to compensate for water driven out of sample during freezing |
| 05/19/2005 | WO2005045423A1 Bound materials core measuring device |
| 05/19/2005 | WO2005024415A3 Apparatus for monitoring geotechnical and structural parameters of soils, rocks and structures in general |
| 05/19/2005 | US20050103101 Percolation test apparatus |
| 05/18/2005 | CN2700402Y Boring machine |
| 05/04/2005 | EP1527234A1 Method and device for soil analysis |
| 04/21/2005 | US20050081654 Lysimeter apparatus |
| 04/20/2005 | CN2693822Y Road soil sampler for highway engineering |
| 04/14/2005 | US20050078555 Method and apparatus for LWD shear velocity measurement |
| 04/14/2005 | US20050076709 Soil or snow probe |
| 03/30/2005 | EP1518027A1 Drop mass compaction of soil |
| 03/30/2005 | CN2689207Y Long-rang pore water pressure measuring apparatus under dynamic loading action |
| 03/23/2005 | CN1194232C Ground anallysis system |
| 03/17/2005 | WO2005024415A2 Apparatus for monitoring geotechnical and structural parameters of soils, rocks and structures in general |
| 03/17/2005 | WO2005024174A1 Remote operation wire line core sampling device |
| 03/17/2005 | DE19610402B4 Bodengas-Sammelanlage Soil gas collection system |
| 03/16/2005 | CN2685396Y Walking static sounding machine |
| 03/16/2005 | CN2685395Y Small size construction electric drilling and investigation machine |
| 03/03/2005 | DE202004019621U1 Passive percolating ground water has silane pretreated glass fibre cord to minimize chemical contamination of sample |
| 02/24/2005 | WO2004071162A3 Apparatus and method for collecting soil solution samples |
| 02/23/2005 | EP1430330A4 In situ method for determining soil liquefaction tendency and its prevention by electro-osmosis |
| 02/10/2005 | WO2005012866A2 Soil compaction measurement on moving platform |
| 02/09/2005 | EP1505411A2 Method and apparatus for LWD shear velocity measurement |
| 02/09/2005 | CN2677898Y Dynamic pore water-pressure measuring sensor |
| 02/03/2005 | US20050022585 Soil compaction measurement on moving platform |
| 02/02/2005 | CN1575426A In situ method for determining soil liquefaction tendency and its prevention by electro-osmosis |
| 02/01/2005 | US6850168 Method and apparatus for LWD shear velocity measurement |
| 01/20/2005 | DE10328038A1 Dynamic temperature distribution measurement procedure cyclically records temperature on measurement field for real time computer display |
| 01/13/2005 | US20050005704 Instrumented deep tillage implement |
| 01/12/2005 | CN1563923A Long term porosity water pressure measuring method under action of dynamic loading |
| 01/05/2005 | CN1560581A Dynamic pore water pressure measuring method |
| 12/23/2004 | US20040260504 Paving-related measuring device incorporating a computer device and communication element therebetween and associated method |
| 12/23/2004 | US20040257912 Method and apparatus for generating acoustic signals for LWD shear velocity measurement |
| 12/09/2004 | US20040249654 Smart data subsurface data repository system, method and computer program product |
| 12/09/2004 | DE202004015141U1 Ground compactor for compacting foundations and building materials, has acceleration sensor on baseplate, and indicator for showing degree of compaction |
| 12/07/2004 | US6826972 Lysimeter methods and apparatus |
| 12/02/2004 | US20040241045 Enhanced subsurface scanning system, method and computer program product |
| 11/25/2004 | DE10353485B4 Vorrichtung und Verfahren zur horizontalen monolithischen Entnahme von Bodenkörpern Device and method for taking soil horizontal monolithic bodies |
| 11/18/2004 | US20040226380 Measurement of base and subgrade layer stiffness using bender element technique |
| 10/28/2004 | US20040212378 Enhanced subsurface membrane interface probe (MIP) |
| 10/14/2004 | US20040200292 Pressure converter |
| 10/13/2004 | CN1537222A 压力变换器 Pressure transducer |
| 09/30/2004 | WO2004083531A2 Soil sampler apparatus and method |
| 09/23/2004 | WO2004034351A3 Measurement device incorporating a locating device and a portable handheld computer device and associated apparatus, system and method |