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Class Information
Number: 73/784
Name: Measuring and testing > Specimen stress or strain, or testing by stress or strain application > Earth stresses
Description: Subject matter wherein the specimen is a subterranean volume of earth.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7440852 |
Stochastic analytical solution to quantify the earth's subsurface heat flow |
Oct. 21, 2008 |
| 7398696 |
Method and device for determining deformations |
Jul. 15, 2008 |
| 7388190 |
Fiber Bragg grating sensored segmented deflectometer for ground displacement monitoring |
Jun. 17, 2008 |
| 7380462 |
Apparatus and method for measuring supporting force of large diameter ferroconcrete piles |
Jun. 3, 2008 |
| 7353714 |
Method and apparatus for automatic load testing using bi-directional testing |
Apr. 8, 2008 |
| 7296475 |
Displacement instrument for determining the modulus of a material |
Nov. 20, 2007 |
| 7234362 |
Subsurface material property measurement |
Jun. 26, 2007 |
| 7201060 |
Apparatus and method for determining in situ pore fluid and soil properties using multi-sensor measurement systems |
Apr. 10, 2007 |
| 7028554 |
Instrumented deep tillage implement |
Apr. 18, 2006 |
| 6912903 |
Soil compaction measurement |
Jul. 5, 2005 |
| 6834550 |
Soil profile force measurement using an instrumented tine |
Dec. 28, 2004 |
| 6796187 |
Wireless multi-functional sensor platform, system containing same and method for its use |
Sep. 28, 2004 |
| 6757642 |
Method for performing wedge analysis for assessing wedge instabilities in underground openings |
Jun. 29, 2004 |
| 6694815 |
Liquefaction phenomenon prediction system |
Feb. 24, 2004 |
| 6655220 |
Method and device for in situ triaxial test |
Dec. 2, 2003 |
| 6647799 |
Soil strength measurement for site-specific agriculture |
Nov. 18, 2003 |
| 6604432 |
Soil compaction measurement |
Aug. 12, 2003 |
| 6567755 |
Metering equipment |
May. 20, 2003 |
| 6530284 |
Geographical displacement sensing unit and monitoring apparatus using the same |
Mar. 11, 2003 |
| 6516080 |
Numerical method of estimating physical properties of three-dimensional porous media |
Feb. 4, 2003 |
| 6497153 |
Measuring spatial variability in soil characteristics |
Dec. 24, 2002 |
| 6431006 |
Soil testing assemblies |
Aug. 13, 2002 |
| 6386043 |
Lateral motion sensing assembly |
May. 14, 2002 |
| 6386044 |
Multi-depth deflectometer and method |
May. 14, 2002 |
| 6357283 |
Sounding apparatus and method for operating it |
Mar. 19, 2002 |
| 6354766 |
Methods for forming a short aggregate pier and a product formed from said methods |
Mar. 12, 2002 |
| 6351991 |
Determining stress parameters of formations from multi-mode velocity data |
Mar. 5, 2002 |
| 6244102 |
Method and system for examination and optimal compaction of soil enbankments |
Jun. 12, 2001 |
| 6167964 |
Method of determining in-situ stresses |
Jan. 2, 2001 |
| 6138752 |
Method and apparatus to determine subterrranean formation stress |
Oct. 31, 2000 |
| 6102122 |
Control of heat injection based on temperature and in-situ stress measurement |
Aug. 15, 2000 |
| 6094991 |
Auto-orienting motion sensing device |
Aug. 1, 2000 |
| 6062090 |
Apparatus and method for determining the strength and type of soil |
May. 16, 2000 |
| 5967232 |
Borehole-conformable tool for in-situ stress measurements |
Oct. 19, 1999 |
| 5931237 |
Soil testing assemblies |
Aug. 3, 1999 |
| 5929341 |
Stress measuring rock support device |
Jul. 27, 1999 |
| 5868030 |
Core sample test method and apparatus |
Feb. 9, 1999 |
| 5866827 |
Auto-orienting motion sensing device |
Feb. 2, 1999 |
| 5859367 |
Method for determining sedimentary rock pore pressure caused by effective stress unloading |
Jan. 12, 1999 |
| 5839317 |
Automated becker hammer drill bounce chamber energy monitor |
Nov. 24, 1998 |
| 5739435 |
Two-stage strain-sensing device and method |
Apr. 14, 1998 |
| 5705812 |
Compaction monitoring instrument system |
Jan. 6, 1998 |
| 5675088 |
Method and apparatus for automatic monitoring of tectonic stresses and quantitative forecast of shallow earthquakes |
Oct. 7, 1997 |
| 5668325 |
Method and apparatus for determining compressive stress in pillars |
Sep. 16, 1997 |
| 5661464 |
Snow pack stability monitor |
Aug. 26, 1997 |
| 5629480 |
Rock extensometer |
May. 13, 1997 |
| 5614659 |
Pore-air pressure measurement device for use in high shock environments |
Mar. 25, 1997 |
| 5585555 |
Borehole strainmeter |
Dec. 17, 1996 |
| 5576494 |
Method and apparatus for subterranean load-cell testing |
Nov. 19, 1996 |
| 5542788 |
Method and apparatus for monitoring mine roof support systems |
Aug. 6, 1996 |
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