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| Number | Title | Issue Date |
| 8091432 | Monitoring system for concrete pilings and method of installation A system for tracking and monitoring data related to the manufacture, installation and/or life cycle of concrete structures, such as pilings, as well as related system components and methods for tracking, storing and accessing such data is provided. The system utili... | 01/10/2012 |
| 8020451 | System and method for conditioning and detection of moisture damage in asphalt mixes An apparatus and method for determination of susceptibility of asphalt concrete materials to moisture damage. An asphalt sample of known bulk specific gravity (density) is placed inside a chamber filled with water, which is capable of heating the sample to a pre-det... | 09/20/2011 |
| 7942064 | Method and apparatus for measurement of mechanical characteristics of a cement sample A system for non-destructively measuring the strength of a cement slurry sample includes an elongate sample container for receiving a cement slurry sample. The elongate sample container has a mass mounted at its first end. A transducer mounted at a second end of the... | 05/17/2011 |
| 7926357 | Retrofitable pavement strain gauge There is provided a proof body for use in a strain gauge for measuring horizontal strains in a pavement. The proof body is to be inserted in a hole provided in a surface layer of the pavement. The proof body is designed to be embedded in a substitute core designed t... | 04/19/2011 |
| 7762144 | Method and apparatus to perform profile measurements on wet cement and to report discrepancies An apparatus, method, and system are disclosed, which provide a means of real time surface profile evaluation in wet cement. The sliding profiler can be pulled behind various stages in a paving train. The user is alerted to profile discrepancies while the cement is ... | 07/27/2010 |
| 7694580 | Biodegradable test cylinder mold A biodegradable test cylinder mold is used for testing concrete specimens. The mold comprises a cylindrical wall connected to a bottom wall to define a hollow, unitary cylindrical container for receiving concrete to form a test specimen. The cylindrical container is... | 04/13/2010 |
| 7694579 | Sensor intended to be embedded in a layer of cement material of a pavement and security system including said sensor A sensor adapted to be embedded in a layer of cement material of a pavement to detect pressure thrusts acting on said pavement. The sensor includes: a plate-like transducer; a base structure including a container fitted with a chamber such as to house said transduce... | 04/13/2010 |
| 7637166 | Monitoring system for concrete pilings and method of installation A system for tracking and monitoring data related to the manufacture, installation and/or life cycle of concrete structures, such as pilings, as well as related system components and methods for tracking, storing and accessing such data is provided. The system utili... | 12/29/2009 |
| 7621186 | Testing mechanical properties Cement is conditioned, cured and/or tested while applying a specified temperature and/or pressure. In certain embodiments, the specified temperature and/or pressure applied during the testing substantially simulates anticipated static downhole conditions the cement ... | 11/24/2009 |
| 7552648 | Measuring mechanical properties Methods of determining the mechanical properties of a sample include applying a first pressure condition to a first portion of the sample and applying a second pressure condition to the second portion of the sample, the second pressure condition being different than... | 06/30/2009 |
| 7536921 | Triaxial testing apparatus having an improved bottom support of a specimen cell A base beneath a specimen of a specimen cell for triaxial testing includes sealingly interconnected upper and lower covers. The upper cover is perforated, and has a downwardly opening first receiving groove receiving a porous ceramic plate, and a first pressure hole... | 05/26/2009 |
| 7475599 | Wet slurry thickness gauge and method for use of same A handheld wet slurry thickness gauge and method for its use. The thickness gauge includes a distance displacement measurement gauge, a skirt, a platen and support legs. The distance displacement measurement gauge includes a case, a vertical stem, and a vertical spi... | 01/13/2009 |
| 7415890 | Unbonded system for strength testing of concrete masonry units An unbonded capping system for strength testing of concrete masonry units (CMUs) comprises a rigid, rectangular foam board of a size to be received on a face of a CMU. A plastic sheet is laminated to the rigid foam board and is engagable by a test apparatus, in use,... | 08/26/2008 |
| 7398131 | Method and system for concrete quality control based on the concrete's maturity Method and system for controlling and monitoring the quality of concrete based on the concrete's maturity. Various embodiments of the present invention are discussed. First, Enhanced Maturity involves a maturity calibration method to account for the water-to-cementi... | 07/08/2008 |
| 7380466 | Apparatus and method for determining mechanical properties of cement for a well bore Apparatus for testing mechanical properties of a sample cement composition. The apparatus includes an annular test chamber and a variable stress system. The variable stress system communicates with the annular test chamber. The variable stress system is operable to ... | 06/03/2008 |
| 7380462 | Apparatus and method for measuring supporting force of large diameter ferroconcrete piles An apparatus measures a supporting force of ferroconcrete piles by means of a bi-directional front end oil pressure loading apparatus using a high pressure loading system capable of measuring a supporting force, a sinking amount and an axis load distribution on the ... | 06/03/2008 |
| 7355410 | Handheld scanning subsurface detector A handheld scanning subsurface detector (1) includes a detector module (2) and a computing unit (3) located in handheld housing (5), a guide (7) for guiding the detector module (2) at a predetermined distance over a to-be-an... | 04/08/2008 |
| 7353714 | Method and apparatus for automatic load testing using bi-directional testing The subject invention pertains to a method and apparatus for testing the static load-bearing capacity of a pile. In an embodiment, one or more load devices for applying a test load can be disposed within a pile such that a pile element can be above the load device, ... | 04/08/2008 |
| 7334485 | System, method and computer-readable medium for locating physical phenomena A method, system and computer product for detecting the location of a deformation of a structure includes baselining a defined energy transmitting characteristic for each of the plurality of laterally adjacent conductors attached to the structure. Each of the plural... | 02/26/2008 |
| 7331242 | System for testing paving materials A system for measuring the critical temperatures for thermal cracking of asphalt binders. The exemplary embodiment comprises a metal ring, at least one strain gauge attached to the inner surface of the ring, an environmental chamber, and a data acquisition system. A... | 02/19/2008 |
| 7283806 | Wireless sensing system and method An apparatus and method is provided for sensing data relating to a structure (14), including an inspection site sensor system having at least one microprocessor (16) coupled to the structure. At least one sensor (12) for sensing data is connecte... | 10/16/2007 |
| 7252012 | Device and method for testing paving materials A device and method for directly measuring the critical temperatures for thermal cracking of asphalt binders. The exemplary comprises a metal ring, a strain gauge attached to the inner surface of the ring, an environmental chamber, one or more signal amplifiers, and... | 08/07/2007 |
| 7225682 | Method, apparatus and system for monitoring hardening and forecasting strength of cementitious material A method of monitoring a strengthening process of a chemically active material having a liquid phase and a non-liquid phase, the method comprises: (a) continuously measuring at least one physical parameter characterizing the liquid phase; (b) extracting a time-depen... | 06/05/2007 |
| 7222515 | Impact test apparatus and impact test method An impact test apparatus includes a holding device for holding a test piece at an arbitrary holding force, an impact applying device for applying an impact force to the test piece held by the holding device, a force sensor for sensing the impact force applied to the... | 05/29/2007 |
| 7201866 | Concrete test cylinder mold cap A method and apparatus for molding a reproducible uniform concrete test cylinder. Concrete is poured into a concrete test cylinder mold. A cap having at least one excretion hole is placed on the top portion of the concrete test cylinder mold. The cap is pressed agai... | 04/10/2007 |
| 7191663 | Testing apparatus and method of deriving Young's modulus from tensile stress/strain relationships A method of testing and a tester apparatus to determine the axial stress and strain of cements under the temperature and pressures encountered by cement during use in wellbore environments. Using these stress and strain measurements, the Young's Modulus may be estab... | 03/20/2007 |
| 7181978 | Method, apparatus and system for forecasting strength of cementitious material A method of forecasting strength of a chemically active material while hardening is disclosed. The chemically active material is characterized by at least one physical parameter. The method comprises: (a) measuring the at least one physical parameter over a predeter... | 02/27/2007 |
| 7174787 | System and method for inspecting an industrial furnace or the like A system for inspecting a refractory furnace having an outer shell and an inner refractory brick lining includes a stress wave generator for generating stress waves that propagate through the outer shell and the refractory brick lining. A stress wave sensor senses r... | 02/13/2007 |
| 7146846 | Non-destructive testing of in-service wooden beams Wooden utility pole structures are nondestructively tested while in service, in particular utility pole cross-arms. A helicopter or boom truck brings an operator to the cross-arm. Manually striking the cross-arm using a hammer or other weight with an attached accele... | 12/12/2006 |
| 7137305 | Stability-enhancing admixture and improved base stabilization process for use in roadway construction and reconstruction The present invention provides a process for stabilizing the base course of a roadway through steps including admixing an asphalt emulsion and Portland cement with granulated base materials. The base course formed through this process is stronger and less permeable ... | 11/21/2006 |
| 7052174 | Device for determining changes in dimension due to temperature fluctuation An apparatus for non-destructively testing the response of a specimen to temperature change. An embodiment temperature cycles a specimen, such as a wet mortar beam, dynamically measuring change in dimension and the temperature of the specimen during the cycle. Among... | 05/30/2006 |
| 7021123 | Rheological and calorimetric testing method Device and methods for rotationally mixing and rheological testing of sample liquids, such as cement particle suspensions, employ mixing blades and shear-resistant members having substantially noncoincident orbital paths. Rheology is assessed by measuring the resist... | 04/04/2006 |
| 7010987 | Non-destructive method of detecting defects in braze-repaired cracks It is disclosed a method of detecting and quantifying subsurface defects (10) in an article (1) made of high strength non magnetisable materials after the use in a high temperature environment. A crack (8) or gap on a surface (7) of the a... | 03/14/2006 |
| 6941819 | Apparatus and method for determining the dynamic mechanical properties of a cement sample An apparatus for determining dynamic mechanical properties of a cement sample. The apparatus includes an isolator located within a cavity defined by a body. The isolator has an attached end that engages the body proximate a narrow end of the cavity. A space between ... | 09/13/2005 |
| 6923070 | Unbonded system for strength testing of concrete cylinders An unbonded capping system for compression testing of concrete cylinders comprises first and second retaining cups comprising metal blocks each having opposite parallel planar surfaces. A first of the planar surfaces is engageable by a test apparatus, in use. A seco... | 08/02/2005 |
| 6918292 | Cement expansion/contraction test method An apparatus for measuring volumetric changes in cement as the cement is exposed to pressures and temperatures to simulate down-hole conditions, in a high-pressure high-temperature chamber is described. The apparatus is described a mold having a first section adjace... | 07/19/2005 |
| 6913384 | Device for recording curing temperature history on precast concrete products Disclosed is a device for recording a curing temperature history on precast concrete products, which is buried in a precast concrete product so as to record curing temperature and time histories during a steam curing procedure and to inform a user/inspector of recor... | 07/05/2005 |
| 6832524 | Grout sample unbonded capping system An unbonded capping system is provided for compression testing of grout samples in the form of rectangular prisms. The capping system comprises first and second retaining cups comprising metal blocks each having opposite parallel planar surfaces. A first of the plan... | 12/21/2004 |
| 6799471 | System and method for conditioning and detection of moisture damage in asphalt mixes Apparatus and methods for detection of susceptibility to moisture damage for asphalt mixes. A sample of asphalt mix is placed inside a chamber, which is partially filled with water. An increased air pressure is applied to the chamber. A controlled evacuation of the ... | 10/05/2004 |
| 6619136 | Method for measuring stress in a structural element Displacement measuring means are fixed onto the structural element. A hole is drilled in the measurement zone and a supply pressure is applied to a flat actuator introduced into the hole. The displacements measured are analyzed as a function of the supply... | 09/16/2003 |
