Matches 1 - 50 out of 85 1 2 >


Match Document Document Title
8061441 Autonomous excavating apparatus  
Disclosed is a novel autonomous excavating apparatus capable of solving conventional problems. The autonomous excavating apparatus comprises an apparatus body including a lower body 101 formed in a...
7874766 Jet-mixing method and jet-mixing apparatus  
The invention provides a jet-mixing method for casting a pile of predetermined diameter by thrusting or feeding into the ground a rod provided at its lower end with a first jet nozzle section for...
7527109 Locating apparatus and system  
Apparatus and methods for locating underground obstructions are disclosed. One embodiment of the present invention comprises an elongate probe with a first and second end and a first internal fluid...
7343985 Bit balling treatment  
A solid body contains a surfactant and crushed walnut hulls. The solid body is shaped to predetermined dimensions that permit passage through the central interior opening of drill pipe. The solid...
7234538 Method for sinking a borehole in the ground and wet boring tool  
The invention relates to a method for sinking a borehole in the ground, in which a wet boring tool with a removal area for producing or advancing a borehole is used, the borehole is at least partly...
7108080 Method and apparatus for drilling a borehole with a borehole liner  
A method for drilling a borehole includes; providing a drill string of drill pipe including a center bore, a distal end, a bit assembly at the distal end; hanging a liner from the drill string,...
6604579 Pressure activated injection probe  
An injection probe assembly is disclosed for injecting material into subsurface formations for making geotechnical improvements. The probe assembly includes a sheath having an upper end for...
6568881 Jet head device for sinking pilings  
A jetting device for installing a piling or post includes: (a) a cap including a generally conical or pyramidal shaped, perforated, hollow main body portion, and an upper flange portion for closely...
6520271 Fluid powered rotary drilling assembly  
A drilling fluid powered rotary drilling motor is mounted on the downhole end of a non-rotating fluid conducting drill string has a drill bit on its distal end and a plurality of fluid engaging,...
6485234 Apparatus and method for making cylindrical columns  
A tool for use with a rotatable drill shaft and a source of pressurized fluidized solidifying agent. The tool member has upper and lower extremities. A coupler is coupled to the upper extremity of...
6209660 Drill bit shear relief for horizontal directional drilling of rock formations  
A drill bit for directional boring of all earth formations such as dirt, sand, rock and/or any type combination of formations, utilizing a bit body containing fixed and semi-floating cutting points...
6161636 Boring head and bit protective collar  
A protective collar for a boring bit which interfaces with a boring head whereby shear forces developed during a boring operation are transmitted through the collar to the boring head, with minimal...
6098448 In situ measurement apparatus and method of measuring soil permeability and fluid flow  
An apparatus and method for discrete soil gas and saturated liquid permeability measurements with direct push emplacement systems (such as a cone penetrometer rod). A modified direct push...
6079906 Method for making foundation piling with drilling machines  
A method for making foundation piles in soil with a drilling device having an auger, the auger including two concentric tubes, an outer tube occupying an upper part of the auger and an inner tuber...
6012536 Method for steering a ground-drilling machine  
The invention pertains to a method for steering a ground drilling machine, in particular, a pipe string assembly with a drilling head which is driven in the ground in rotative, propulsive and, if...
6009958 Soil sampling apparatus and a geological observation method using the same  
A soil sampling apparatus includes a sampling box for penetrating the ground first, and a shutter plate for subsequently penetrating the ground while engaging with the sampling box, thereby...
5819850 Geotechnical grouting device and method  
The invention relates to a grout injection device and method for depositing a liquid grouting material in a hole formed by a cone penetrometer. The device is a modular design with a sliding sleeve...
5811741 Apparatus for placing geophones beneath the surface of the earth  
An apparatus for placing geophones beneath the surface of the earth includes a machine frame that supports an elongated probe rod. The probe rod is dimensioned to reach a selected subterranean...
5803184 Rotatable drill pipe having an auger on a free end thereof  
Method and device for introducing a pipe into the ground. In order to restrict the drive power necessary to the greatest possible extent and to optimize the diameter of the pipe, it is proposed...
5735356 Well boring method and apparatus  
Apparatus is disclosed for removing soil from a well, which is particularly adapted for use both in cleaning out sandy deposits in pre-existing wells and in boring new well shafts through sandy...
5697733 Centrifugal force vibration apparatus and system  
An apparatus for use in compacting or densifying soils includes a tubular casing having a vertical longitudinal axis and an inside surface; a hollow tubular drive shaft aligned with the vertical...
5698799 Zone isolator module for use on a penetrometer  
A zone isolator module for use on a penetrometer comprises a tubular body having an annular recess in an exterior wall thereof, an elastomer membrane fixed in the annular recess and adapted to lie...
5695014 Ram boring apparatus  
A ram boring apparatus has a generally cylindrical body with an attached head, the apparatus being connected to a drive rod which pushes the apparatus forwardly through the earth. The drive rod can...
5570748 Drill bit for geological exploration  
A drill bit (10) for drilling geophysical exploratory holes using a non-rotating drill approach is disclosed. The bit (10) includes a tubular body (12) threaded at one end for engagement with a...
5548991 Permeameter probe  
Relative permeability of subsurface earthen materials is measured by advancing a probe into the earthen material at a constant rate while simultaneously injecting a fluid sealant/lubricant, or...
5503031 Ground water sampling device  
A ground water sampling device has an elongated cylindrical hollow housing positioned at a desired depth below the ground surface. The housing has an opening formed at its lower end and an inner...
5435176 Hazardous waste characterizer and remediation method and system  
A mobile hazardous waste characterization system having a top driven rotary kelly bar and drill bit in conjunction with a non-rotatable casing surrounding the kelly bar in which the casing and...
5402855 Coiled tubing tools for jet drilling of deviated wells  
Low-cost, medium-curvature, deviated drainholes are drilled from a vertical cased well in soft formations, using the jet-drilling technique with a coiled-tubing. The high-velocity liquid jet is...
5377551 Probe for penetrating and displacing particularly into a mass of pulverulent material  
The invention relates to a probe assembly (1) adapted to penetrate and travel in a mass of material, comprising: a hull, a front striking zone (3) and/or a rear striking zone (4) axially opposite,...
5377770 Apparatus for improving impact tool lubrication  
An impact tool having an air-operated hammer for impacting against an anvil in the body of the tool to cause the tool to tunnel through the ground, and having passages and conduits opening to the...
5353883 Drilling tool of the displacing type  
A drilling tool (10) of the displacing type comprises a displacing head (22) including a cylindrical mid head portion (24) and lower and upper frustoconical head portions (26, 28). A lower drill...
5327980 Drill head  
A drill head for making a hole in the ground, said drill head comprising a mantle (1), a spraying device carrier (3) mounted inside the mantle (1) so it can rotate, a motor (2) installed inside the...
5327981 Ground water sampling device  
A groundwater sampler is disclosed which is adapted for reuse at multiple depths during a single boring, which is simple in design, which may be built with but a small number of parts, which is...
5322134 Drill head  
A drill head (1) as part of a drill lance for an apparatus for drilling an underground tunnel, which drill head has a channel (10) extending along the center axis of the drill lance and is...
5301561 Method and apparatus for taking a fluid sample  
A fluid sampling device particularly suited for downhole applications is disclosed. The device has a tubular housing with a retractable sample tube nested within. The housing and sample tube have...
5301758 Method and apparatus for enlarging a bore hole  
A method and apparatus for enlarging a straight or arcuate pilot bore hole and the insertion of tubing in the enlarged bore is disclosed, in which the pilot bore hole 10 is enlarged by advancing a...
5176219 Method of sealing holes in the ground  
The invention relates to an apparatus for grouting holes in the ground to prevent a contaminated zone within the ground from contaminating other zones in the ground. In particular, the grouting...
5168765 Water sampler  
An upstanding tubular housing is provided mounted in sealed connection to the lower end of a tubing string as a downward extension thereof and encloses a screen sample tube therein for movement...
5150622 Vapor probe for soil gas vapor sampler  
A device for sampling gas vapor underground has a probe tip designed to be driven into the ground. The probe tip has a removable sheath that covers a tube having an enlarged conical tip with the...
5146998 Apparatus and method for underground sampling  
A system and method for implanting an underground device. The system includes a hollow body for containing said underground device and a drive cone adapted to penetrate the ground. The drive cone...
5145015 Well point  
A well point assembly is provided with a central, hollow, rectangular tube having a plurality of elongated slots extending axially from end thereof. Opposite ends of the tube are fitted in end...
5135058 Crane-mounted drill and method for in-situ treatment of contaminated soil  
Apparatus for in-situ treatment of contaminated soil that includes an elongated hollow drive shaft mounted for rotation about its axis while being supported in vertical orientation. The upper end...
5133269 Plant hole digger with cylindrical cutter  
This invention is comprised of an auger with fixed or replaceable tips designed to cut openings through sheet plastic or fiberglass ground coverings and drill, in a continuous operation, an...
5119889 Tunneling drill bit  
An apparatus for creating or reaming underground tunnels or conduits for the laying of cable or the like, comprising a bit head having a contoured outer surface adapted to bore through dirt or...
5111891 Boring head for a subsurface soil-boring apparatus  
A steerable subsurface soil-boring head arranged to be rotated and advanced by a pipe string operated by an above-surface drilling apparatus which also provides a supply of high-pressure fluid...
5046568 Driven groundwater sampling device  
A device for retrieving a groundwater sample is provided. The device includes an elonagated hollow housing, a closure assembly mounted on the top end of the housing, and a drive cone removably...
5020608 Device for boring holes in the ground  
A device for forming an elongated hole in the ground, comprising a hollow, flexible conduit, a head (2') which is connected to one end of the conduit and which is fitted with at least one nozzle...
4986373 Post hole digger  
A post hole digger and a method of implanting a post in the ground. A boring implement having a piercing free end and also having an attachment flange is secured to an end portion of a post to be...
4840517 Soil displacement tools  
A soil displacement tool, or mole, comprises a hollow cylindrical body in which is provided an hydraulically reciprocal piston the movement of which drives the tool through the soil to form a hole,...
4807707 Sampling apparatus and method  
A sampling system and method for obtaining subsurface samples of soil gas and ground water includes a sampling probe which is pushed into the ground with a plurality of thrust rods. The sampling...
Matches 1 - 50 out of 85 1 2 >