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Matches 151 - 200 out of 4,425

Document Document Title
WO/2000/028320A1
The invention concerns a method and an apparatus for measuring the load bearing capacity of a infrastructure platform (10) for transport and industrial floors. The apparatus comprises a wheel (2) borne by a body (3) mounted oscillating o...  
WO2000004238A8
The present invention is provided with an apparatus for taking a soil sample comprising a drill pipe, a first driving gear for introducing the drill pipe into the soil, a sampling bush which movably fits into the drill pipe and a second ...  
WO/2000/017622A1
Apparatus for measuring the energy absorption capacity of a substrate, comprises: a probe (1); means for driving the probe (1) into the substrate so that the probe (1) penetrates the substrate; measuring means (4, 8) arranged to take a p...  
WO/2000/017481A1
Device for driving a rigid elongate element such as a rod or tube in its longitudinal direction, comprising a frame, at least two engaging systems arranged on the frame which each comprise an endless flexible member provided with engagin...  
WO/2000/004238A1
The present invention is provided with an apparatus for taking a soil sample comprising a drill pipe, a first driving gear for introducing the drill pipe into the soil, a sampling bush which movably fits into the drill pipe and a second ...  
WO1998057143A3
A single open ended testing cylinder (14) which is attached to wireline probe instrumented head (16) is positioned at the lower end of a conventional hollow-stem drilling auger (12) which is penetrated into the soil (A) therebelow. Durin...  
WO/1999/009261A1
A ground treatment device (10) is weighted to provide ground treatment by dropping the device onto the ground. The device (10) has a relatively narrow nose (12) which provides, in use, the point of first contact with the ground. The devi...  
WO/1998/057143A2
A single open ended testing cylinder (14) which is attached to wireline probe instrumented head (16) is positioned at the lower end of a conventional hollow-stem drilling auger (12) which is penetrated into the soil (A) therebelow. Durin...  
WO/1998/027445A1
The invention concerns a device for underground reconnaissance by means of a train of rods the lowest of which carries a tool, the rods (7) being articulated on one another and coiled about a reel (1), actuated by an alternating rectilin...  
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...  
JP2018048539A
【課題】短ロッドを複数連結して軸力と回転 トルクを伝達できる長尺ロッドに於いて、短 ロッドの連結が現場で容易且つ迅速にでき、 又ねじ部の軸力による変形・破損が少な...  
JP6298313B2  
JP6296867B2  
JP2018040742A
[Subject] A searching method of the sea bed foundation which can search the sea bed foundation efficiently by surface wave investigation is provided. [Means for Solution] A surface wave which a searching method of this sea bed foundation...  
JP2018040181A
[Subject] A public works is made using three-dimensional survey data, and improvement in accuracy of form evaluation and efficiency is aimed at. [Means for Solution] Earthwork can be carried out, and form assessment system 2 is made base...  
JP2018035500A
[Subject] Irrigation pressure can be adjusted in a short time lag, and extracting high-precision data easily therefore provides a water permeability testing device of a base rock which becomes possible. [Means for Solution] Packer 2 whic...  
JP6288707B2  

Matches 151 - 200 out of 4,425