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Patent Searching and Data


Matches 151 - 200 out of 4,354

Document Document Title
WO/1998/003768A1
A soil-sampling tool (10) extends along a longitudinal axis and includes a barrel (15) having a soil-penetrating distal end (23), and a cap (21) for closing the end. the barrel has both a seal surface (121) spaced from the end and a tape...  
WO/1997/046789A1
The invention concerns a column closure cap and a method of preparing and carrying out column investigations using caps of this type, the method being applicable in particular for extracting undisturbed soil and rock samples for preparin...  
WO/1997/028432A1
The in-situ measurement of the shear modulus of a surface layer of soil (12) is performed by apparatus in which a contact foot (11) with a preselected downward bias force engages a defined area of a region of soil. A drive transducer (13...  
WO/1997/025484A1
In order to form an at least two-layer (5a, 9a) cladding as an entire item on an overhanging building structure, in which there is a plastic sealing layer (7a) between the layers, the layers (5a and 9a) are positively scraped over the se...  
WO/1997/000389A1
A data acquisition and control system and process for characterizing the subsurface geology of an excavation site, and for utilizing acquired data to optimize the production performance of a machine an earth penetrating member. A geologi...  
WO/1996/021772A1
A soil analysis and sampling system is provided with an outer tube (1) having near its outer end a part (3) with a decreased inside diameter and at its outer end a drilling head (1') having an opening in the centre; a series of extension...  
WO/1996/007111A1
A surface-mounted pH sensor provides continuous pH profiling with depth during standard cone penetration testing (CPT). The pH sensor includes at least two electrodes (20, 22), one being an antimony electrode and the other being a cerami...  
WO/1996/001360A1
A soil sampler (10) for taking soil samples at multiple locations around a vehicle is disclosed. The soil sampler (10) has a probe (82) for withdrawing soil samples from the ground. The probe (82) is suspended on a support structure or b...  
WO/1995/027911A1
There is provided a method and device for the testing of soil containing a contaminant having a volatile constituent. The method involves injecting a first fluid such as air while measuring the concentration of the volatile constituent u...  
WO/1995/022750A1
A lysimeter (1) comprises an elongated sample pipe (3) for positioning vertically in the ground. A circular lysimeter pan (7) extends horizontally from the sample pipe for collecting water moving through the ground. A collection chamber ...  
WO/1995/021302A1
A soil probing apparatus (10) includes a weight (18) which can be repeatedly dropped from a fixed height to drive a probe end member (42) into the ground using one or more driving rods (26). The probe end member (42) includes a ratchet (...  
WO/1995/018270A1
A pile driving rig (1) adapted for hammering piles (49) into the ground comprises: a rail post (3), a hammer means (10) guided by said rail post, said hammer means comprising drop load guide means, and a drop load (11) adapted for hammer...  
WO/1995/018289A1
Proposed is a drilling method in which comtaminants present in the soil are not forced down to greater depths during drilling operations. This is achieved by virture of the fact that a double-wall casing is inserted into the soil in fron...  
WO/1995/004870A1
An automatic soil sampler (10) removes soil samples (65) at known locations and transfers the samples to a packaging station (23) where the samples are packaged and identified. The packages (87) are left in a strip and moved to a contain...  
WO/1995/004450A1
An automatic soil sampler (10) removes soil samples (65) at known locations and transfers the samples to a packaging station (23) where the samples are packaged and identified. The packages (87) are left in a strip and moved to an analys...  
WO/1994/024538A1
Methods and apparatus for determining whether soil is satisfactorily compacted. An operator delivers impact energy to the soil, and the amount of impact energy transmitted through the soil is repeatedly sensed and stored. A modelling for...  
WO/1994/003682A1
In order to determine the consistency or nature of soil or sub-soil, or to be able to classify the soil or sub-soil, the permeability of the soil or sub-soil layers under examination is measured. This is done by measuring, as the key par...  
WO/1993/013399A1
An apparatus for use in gaging and indicating the magnitude of torque between a pair or rotatable members (14, 16) includes an elongated body (32) that is connected between the members (14, 16) so that torque transmitted between the memb...  
WO/1993/007462A1
The invention relates to an apparatus, suitable for deployment from small vessels, for obtaining samples of materials from the sea bottom and, more specifically, to a multi-bucket sampler particularly suited for, but not restricted to, g...  
WO/1993/004385A1
A method and apparatus for deciding deductively a bed structure from a dispersion curve of a Rayleigh wave. A vibration generator and first and second vibration receivers are disposed at predetermined intervals on the ground surface of a...  
WO/1992/018701A1
The disclosure relates to an underwater excavation apparatus comprising a tube (10) in which a propeller (18) is mounted for rotation. The tips of the propeller blades are formed with jets (30) supplied from a high pressure water supply ...  
WO/1992/010753A1
The dynamic pyrotechnical penetrometer determines soil characteristics by using the pressure created by a pyrotechnical gas generator to drive a probe rod (1) into the ground, with continuous detection and measurement of penetration. A s...  
WO/1992/001839A1
The punch comprises a shaft (1) whose lower end (3) is provided with a screw blade (4). Its upper end (22) is connected with a drive (24) for rotation of the shaft about its longitudinal axis and with a mechanism for loading the shaft (1...  
WO/1991/014832A1
Device for driving rods used primarily for soil mechanics tests into the ground which comprises a one-piece tubular rod (42) made of a compression and traction resistant material which can be bent by reversible elastic deformation, a win...  
WO/1991/000951A1
A test method for boring to determine the mechanical characteristics of the ground at various pre-determined levels, characterised by the fact that it includes the following stages: measuring under no-load conditions the deformation forc...  
WO/1990/015324A1
The aim of this invention is to provide methods and devices for in-situ measure of ground heave characteristics. The sensor or device of the invention comprises at least two independently inflatable elements, one of which (111) allows fo...  
WO/1990/011411A1
The method provides for introducing, by means of screwing-in, into the ground (2) a barrel (3) with a screw-shaped blade (4) on its end. At a depth (L3) of the ground (2, 9) which is smaller than the depth (L1) of location of the layer (...  
WO/1989/007176A1
An apparatus for carrying out impact tests on the ground comprises a weight (15, 16, 17) mounted to a pivoted arm (12) and arranged to swing under gravity about the pivot point (14) of the arm and impact with the ground substantially per...  
WO/1988/006739A1
Process for establishing the cohesion curve of an ocean floor at great depth, characterized in that it consists in releasing from the surface a missile (1) of optimal shape for reaching the bottom at a speed sufficient to penetrate the f...  
WO/1987/004743A1
An underwater excavator in which when energised by a supply of hydraulic oil or other means a propeller (3) is set in motion with water being drawn in through the cylindrical tube (5) and expelled at the water outlet (6) thereby creating...  
WO/1986/006830A1
A borehole stress-meter includes a resiliently radially expandable hollow body (10) within which can be positioned a gage plug (8) having strain gages fixed thereto. The interior section of the hollow body is tapered, as is the gage plug...  
WO/1982/001905A1
Procedure and device for measuring the degree of compaction attained when compacting a foundation by means of a vibrating compaction tool. The movement of that part of the compaction tool which rests on the foundation is sensed and analy...  
WO/1980/002174A1
A pipe clamp suitable for transmitting a tensile force as well as a compression force to a pipe comprises a house (18) having a cylindrical inner wall, an opening (19) for passing a pipe to be clamped, two guide blocks (21, 22) having a ...  
WO/1979/001099A1
A device for measuring pore water pressure in soils employs a pore pressure sound (2) as a sensing member and a closed measuring system (5, 6) for creating the least possible disturbance in soils having a low degree of permeability, such...  
JP2017166230A
[Subject] a hole -- a penetration testing device and a penetration test method for carrying out a penetration test efficiently inside are provided. [Means for Solution] Penetration testing device D1 is constituted including examination m...  
JP2017166140A
[Subject] The groundwater level can be measured with sufficient accuracy, and also original position test equipment which can extract a ground sample of a position for which it asks certainly with easy composition is provided. [Means for...  
JP2017166137A
[Subject] Using general anti- Force pile which does not have special shape, don't need to carry out sedimentary intrusion of the anti- Force pile to tip supporters, but provide a load testing device of a stake which can carry out a load ...  
JP2017166156A
[Subject] An information providing device, an information service system, an information service method, and a program which can tie up various information about the same point and can provide synthetic consideration are provided. [Means...  
JP6197520B2  
JP6199078B2  
JP6197571B2  
JP2017160714A
[Subject] A pile hole is formed in the foundation and a pile hole drilling device which can judge certainly immediately whether bearing power at the tip of a stake is enough is provided. [Means for Solution] In hollow rod 50 of lower end...  
JP6192118B2  
JP6184899B2  
JP2017141598A
[Subject] A preparation method of teacher data which made it possible to obtain teacher data of a frequency band which fitted a judgment of geology in blow drilling, and a foundation valuation method using teacher data are proposed. [Mea...  
JP6182040B2  
JP2017137729A
[Subject] A bundle hardening state measuring apparatus which can aim at improvement in measurement accuracy of the amount of subsidence of the foundation is provided. [Means for Solution] It is bundle hardening state measuring apparatus ...  
JP6176847B2  
JP2017133168A
[Subject] without performing a drilling survey, a sampling, etc., a highly precise liquefaction resistance ratio can be calculated by a small constant, and a liquefaction judging can be carried out easily -- make the liquefaction judging...  
JP6175040B2  

Matches 151 - 200 out of 4,354