| Patents for E02D 1 - Investigation of foundation soil in situ (1,969) |
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| 02/13/2013 | CN102926371A In-situ suction-type soil sampling device for mud sand settling column test and using method thereof |
| 02/13/2013 | CN102926370A Probe for micro static penetrometer |
| 02/13/2013 | CN102926369A Pre-boring pressure meter, self-boring pressure meter and self-boring pressure metering equipment |
| 02/13/2013 | CN102926368A Device and method for monitoring differential settlement of roadbed of road |
| 02/13/2013 | CN102926304A Reinforcement method and reinforcement structure for treating railway soft soil roadbed settlement overweight before operation |
| 02/06/2013 | CN202718079U Backstop enclosed soil sampler |
| 02/06/2013 | CN102912781A Method for sampling loose sand soil through cutting ring |
| 02/06/2013 | CN102912780A Sandy soil water-immersion testing method for loess collapsible deformation |
| 01/30/2013 | CN202706066U An online monitoring system for a high-altitude tundra power transmission line iron tower base |
| 01/30/2013 | CN202706006U Multi-depth frozen-earth expansion-freezing sinking-thawing measurement instrument |
| 01/30/2013 | CN102900064A Micro static force penetrometer |
| 01/30/2013 | CN102900063A Dynamic pore-pressure static sounding probe for detecting sludge |
| 01/30/2013 | CN102900062A Comprehensive analysis method for stability of excavation unloading rock mass |
| 01/30/2013 | CN102900061A Soil taking device and soil taking method of starting side opening of movable doorseal |
| 01/23/2013 | CN202689012U Side slope protecting monitoring system |
| 01/23/2013 | CN202688979U Integral monitoring system of foundation pit under construction |
| 01/23/2013 | CN102888831A Measuring line protection device of road foundation sensor |
| 01/23/2013 | CN102235001B Embedding device of soil moisture content sensor |
| 01/17/2013 | WO2013008163A1 Process for quantitatively determination of total chlorine in a matrix |
| 01/17/2013 | DE102011078919A1 Device for ascertaining property of ground, comprises equipment for ascertaining parameter of ground in its depth, where another equipment is provided for ascertaining parameter of ground in proximity of its surface |
| 01/16/2013 | CN202672131U Wireless monitoring system for monitoring layered settlement of vacuum preloaded foundation soil |
| 01/16/2013 | CN102877471A Method for carrying out early warning on instability collapse of vertical deep foundation pit |
| 01/16/2013 | CN102877448A Deformation monitoring datum point device applicable to permafrost regions and method for mounting deformation monitoring datum point device |
| 01/16/2013 | CN102877447A Shallow stratum multi-point settlement real-time monitoring device and method |
| 01/09/2013 | EP2543769A1 Method of consolidating a foundation soil |
| 01/09/2013 | CN202658592U Grid-capacitance dam grouting lift deformation monitoring system |
| 01/09/2013 | CN102864767A Water injection device of creepage in-situ test base slab for filled ground |
| 01/09/2013 | CN102864766A Liquefaction judgment method based on standard penetration and static cone penetration test correlation |
| 01/02/2013 | CN202648842U Waterproof sealing structure for static sounding probe |
| 01/02/2013 | CN102852166A On-line monitoring system and method for high-altitude frozen soil layer power transmission line iron tower foundation |
| 01/02/2013 | CN102852130A Automatic settling amount monitoring system based on unhooking-free dynamic compactor |
| 01/02/2013 | CN102852129A Automatic long-term monitoring system and monitoring method for severe roadbed deformation |
| 01/02/2013 | CN102852128A Probing method of static penetrometer |
| 01/02/2013 | CN102852127A Automatic settlement monitoring method based on non-releasing dynamic compaction machine |
| 01/02/2013 | CN101761328B Stratum geology interface instrument drilling induction recognition system |
| 12/26/2012 | CN202631387U Rockfill rolling density radar measuring device |
| 12/26/2012 | CN202626964U Sand cone method density test auxiliary device |
| 12/26/2012 | CN102839643A Method for sampling soil body sample |
| 12/26/2012 | CN102839642A Soil sampler for opening on closing/opening side of tubular airbag and soil sampling method thereof |
| 12/26/2012 | CN102839641A Nuclear density pore pressure static cone penetration test probe for testing density of soil mass |
| 12/20/2012 | WO2012171527A2 Method for ground probing |
| 12/19/2012 | EP2535460A1 Device for measuring the resistance to ground penetration |
| 12/19/2012 | CN202610786U Electrical logging type pulling-rope soil layer sedimentation detector |
| 12/19/2012 | CN202610785U Lever-type automatic tester for bearing ratio |
| 12/19/2012 | CN102828532A Fill foundation creep in-situ test device |
| 12/19/2012 | CN102828497A Method for computing pressure of soil mass behind retaining wall |
| 12/19/2012 | CN102174808B Piezocone penetration test (CPTU) prober of dual-deformed column |
| 12/13/2012 | WO2011134028A8 Method and device for measuring mechanical characteristics of the ground |
| 12/12/2012 | CN202595721U Punched and bored pile sampler |
| 12/12/2012 | CN202595720U Spiral board load testing equipment |
| 12/12/2012 | CN102817346A Acoustic static sounding probe used for site identification |
| 12/12/2012 | CN102817345A Seismic wave automatic triggering device for multifunctional pore-pressure cone penetration test |
| 12/12/2012 | CN102817344A Comprehensive frictional resistance meter |
| 12/06/2012 | WO2012162746A1 A coring barrel |
| 12/05/2012 | CN202577267U In-situ embankment pile testing device |
| 12/05/2012 | CN202577266U Device for getting water in bores |
| 12/05/2012 | CN202577265U Drilling and point distributing die of foundation |
| 12/05/2012 | CN202577264U Turning device for inclinometer pipe |
| 12/05/2012 | CN202569789U Double-layer pre-filled filter material type filter pipe |
| 12/05/2012 | CN102808416A Slope protection monitoring system |
| 11/29/2012 | WO2012160398A1 Rotary soil sampling probe assembly |
| 11/28/2012 | EP2527538A1 Apparatuses for evaluating soil characteristics. |
| 11/28/2012 | CN202559329U Land subsidence monitor |
| 11/28/2012 | CN202559328U Surface vibratory compaction instrument for measuring maximum dry density of coarse-grained soil |
| 11/28/2012 | CN202559327U Combination tool for distribution points in foundation drill rod detection process |
| 11/28/2012 | CN102797248A Soil moisture meter embedding device and embedding method |
| 11/28/2012 | CN102797247A Double-plug water stopper locating device for deep hole water pressure test |
| 11/28/2012 | CN102261060B Method and equipment for arranging static penetration protection pipe of deep hole static cone penetration test in shallow soil |
| 11/28/2012 | CN102251532B Optimized construction method for foundation with curved bottom |
| 11/28/2012 | CN102071945B Method for driving-in and driving-out construction in built structure closed in three sides for shield |
| 11/21/2012 | CN202543883U Detecting equipment for foundation pit of metro in soft soil ground layer |
| 11/21/2012 | CN202543882U Probe rod slider anti-running device for static sounding machine pulling probe rod |
| 11/21/2012 | CN202543881U Sealing structure of static sounding electrical measuring probe |
| 11/21/2012 | CN202543880U Existing roadbed dense state detector |
| 11/21/2012 | CN202543879U Drilling machine base |
| 11/21/2012 | CN102787591A Method for measuring two-parameter foundation soil vibration mass through rigid board power test |
| 11/21/2012 | CN102071672B Method and device for testing rock-soil thermo-physical parameter in penetration type in-situ layered mode |
| 11/20/2012 | CA2544228C Bound materials core measuring device |
| 11/14/2012 | CN102776875A Method for field measurement for foundation bed coefficient of double-parameter foundation by virtue of static load test for rigid plates |
| 11/07/2012 | CN202519653U Triangular ground settlement monitor |
| 11/07/2012 | CN202519652U Triangular ground settlement monitor |
| 11/07/2012 | CN202519651U Static cone penetration test hydraulic anchor screwing machine with insulating protective pipe |
| 11/07/2012 | CN102767170A Earth pressure calculation method of upper buried structure |
| 11/07/2012 | CN102767169A Earth-collecting device for flexibly sealing and opening lateral opening by tubular spring and earth-collecting method thereof |
| 11/07/2012 | CN101899845B High-speed railway settlement monitoring technology |
| 10/31/2012 | CN202509481U Ground settlement monitoring instrument |
| 10/31/2012 | CN202509480U Ground subsidence monitor |
| 10/31/2012 | CN202509479U Monitor for subsidence of soft soil terrace |
| 10/31/2012 | CN202509478U Triangular subsidence monitor |
| 10/31/2012 | CN102759491A Rockfill compaction density measurement method and device |
| 10/31/2012 | CN102162234B Device and method for monitoring surface displacement of rock-soil body in real time |
| 10/24/2012 | EP2514916A2 Apparatus and method for monitoring geotechnical and structural parameters of soils, rocks and structures in general, in holes having different inclinations or on surfaces having different spatial orientations |
| 10/24/2012 | CN202500125U Triangular sedimentation monitor |
| 10/24/2012 | CN202500124U Roadbed side slope compacting quality detector |
| 10/17/2012 | CN102733363A Pipe type side opening opening-closing soft soil taking device and soil taking method of soil taking device |
| 10/10/2012 | CN102720173A Engineering geology crack measuring method and measuring device thereof |
| 10/10/2012 | CN102061685B Subsidence-preventing clamp for structural surface sample in direct shear experiment |
| 10/10/2012 | CN101220600B Tangent modulus correcting method for non-linear sedimentation computation of foundation |
| 10/03/2012 | CN202466554U Soil displacement measuring device |
| 10/03/2012 | CN102704456A Method for judging leakage of waterproof curtain of foundation pit by using artificial heat source and temperature tracing of underground water |