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JP2667732B2 |
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JP2663035B2 |
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JPH09100691A |
To save the labor for collecting work of asphalt core. A guide ring 12 for guiding a core bit 6 on the tip of an electric drill 1 is formed. Footrest parts 15 are integrally provided on both lateral sides of the guide ring 12. A worker p...
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JP2531091Y2 |
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JP2595035B2 |
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JPH0972184A |
To provide a sampler for ground sample having no fear that the sample is washed away and fallen away by sludge, having no fear that the sample is baked and degenerated, capable of simply sampling the undisturbed ground sample, and to mak...
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JP2555240B2 |
PURPOSE: To make a drill hole formable so efficiently without entailing any damage to an inner wall of the hole. CONSTITUTION: In drilling formation, a punch drill 12 is set up there, and a cutter 22 is rotated by a driving motor 18, thu...
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JP2545625B2 |
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JP2513384Y2 |
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JP2533721B2 |
PURPOSE: To surely obtain a sample corresponding to a kind of a foundation by establishing a process coping with occurrence of an air-lifter action caused by injection of air bubbles from a forehead sampler during deep drilling below und...
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JP2533722B2 |
PURPOSE: To facilitate deep drilling below an unstable foundation so as to enhance economy by charging a screening agent into a foundation unstable part of the bottom surface of a hole which is broken due to drilling in an unstable found...
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JP2527343B2 |
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JP2524961B2 |
PURPOSE: To take high quality ground sample at low cost by a method wherein a freezing pipe is inserted into the ground, cold fluid is supplied through the freezing pipe pressed into the ground while the inside of the freezing pipe is ex...
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JPH08193485A |
PURPOSE: To efficiently bore a hole by injecting clear water into a peripheral part of a rod in a vertical hole, and sending compressed air in a core barrel through the rod, while excavating the ground by the core barrel. CONSTITUTION: W...
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JP2501152Y2 |
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JPH0833092B2 |
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JPH0882582A |
PURPOSE: To provide the collections device easily mounted on a rocket and capable of collecting the sample in the earth and sand of the moon or Mars. CONSTITUTION: A front cone 1 having a sample collecting end cone 9 provided to the lead...
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JPH0875619A |
PURPOSE: To provide a mud sampling apparatus by which accumulated mud can be sampled without changing an accumulation situation and which can be handled easily. CONSTITUTION: A mud sampling apparatus 1 is constituted of a hollow rod 2, o...
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JPH0874489A |
PURPOSE: To mount a sleeve without using an exclusive tool and an 0-ring subject to deterioration with the lapse of time. CONSTITUTION: At the time of mounting a sleeve S, an insert guide cap 50 is assembled to a guide plug lower 21 so a...
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JPH0816431B2 |
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JPH086281Y2 |
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JPH084468A |
PURPOSE: To prevent the destruction of a side wall and greatly reduce the labor time by forming a sampler and a core taking-out tube in an integral form and carrying out the standard penetration test and the core sampling only through th...
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JPH07122391B2 |
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JPH07109090B2 |
A combination soil auger and soil care sampling apparatus has a cylindrical body with soil-cutting blades disposed at one end thereof and alternative cap and handle combinations attached at the opposite end for soil auger or soil core sa...
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JPH0750470Y2 |
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JPH07301080A |
PURPOSE: To securely prevent a drilling machine main body including a driving motor or the like from being rotated by the reaction force of the drive motor in an ice floor excavating machine which is inserted into an excavated hole in a ...
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JPH07301081A |
PURPOSE: To supply a lubricanting liquid into the bottom of an excavated hole with high efficiency even when there exists a permeable layer on an excavated ice floor. CONSTITUTION: When an excavating machine D reaches the bottom of an ex...
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JPH07301079A |
PURPOSE: To let excavated ice pieces drop into a core barrel smoothly from an ice piece drop opening even if the excavated ice pieces are solidified like a board. CONSTITUTION: An ice piece conveyance unit is installed to a lateral side ...
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JPH07103766B2 |
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JPH0743267Y2 |
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JPH07217361A |
PURPOSE: To recover a seabed core sampling device easily by detaching a cable from an operating ship during a time when the sample of a sea-bottom ground is collected by the sea-bottom core sampling device, automatically cutting off a we...
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JPH0774584B2 |
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JPH07208059A |
PURPOSE: To provide a core sampling device by which cores are sampled while covering the cores with a bag by a boring machine to prevent the core from being damaged and by which the cores are covered with the bag on the periphery thereof...
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JPH0725664Y2 |
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JPH0724475Y2 |
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JPH0749755B2 |
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JPH07102871A |
PURPOSE: To let a core hardly collapse, and pick up a core in an excellent condition. CONSTITUTION: An inner tube 22 and a spring adapter 31 are threadedly and coaxially engaged with the lower section of an inner head 21 via a spring mou...
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JPH0714473Y2 |
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JPH0712476Y2 |
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JPH0712475Y2 |
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JPH0716941B2 |
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JPH074570Y2 |
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JPH074813B2 |
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JPH0711860A |
PURPOSE: To enable core sampling at the time of horizontal excavation by using a device for perpendiculary operation by inserting an overshot assembly into a drill rod and setting a sampler by utilizing the sending-in pressure of an exca...
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JPH0687499U |
[Purpose] To provide a piston-type mud collector that can be easily hung and separated, and can be easily collected after mud collection. [Constitution] A separation device 13 that is locked by a lever 18 is provided between the wire 11 ...
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JPH0694774B2 |
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JPH06506996A |
A machine for performing work at great depths utilizes the energy which is released when surrounding water masses at great hydrostatic pressure are admitted into a low pressure reservoir via a hydraulic motor (2). The machine uses a buil...
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JPH0652262B2 |
The oil lost by the core sample and captured by the sponge during sponge coring is extracted from the sponge using a solvent selected from the group consisting of cycloalkanes, ethers, and freons.
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JPH0624470Y2 |
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JPH0650033B2 |
Method and apparatus for driving projectiles into the ground to acquire useful information about the soil and underlying strata of the earth. The projectile (12) is attached to an oscillating hammer (14) by a resilient spring-mass-spring...
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