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JP56041931 |
PURPOSE: To facilitate the splicing work of the piping in the spring water place in pollution free by a method wherein a disassembly permissible frame work is enclosed with the water proof sheets by means of a pressure resisting plate to...
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JP56034829 |
PURPOSE: To reduce the cost by a method wherein a supporting strength of an underground portion of a steel plate cell of which diameter is reaching about 20W 30m is increased and a length thereof in the underground is shortened. CONSTITU...
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JP56022821 |
PURPOSE: To construct an artificial impermeable layer which, together with the cut- off wall, prevents the invasion of underground water and consequently facilitate such operations as excavation, anchorage and the like by laying refriger...
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JP55159023 |
PURPOSE: To shorten an unstable time period of a double sheet pile wall to a great extent and enable to perform execution work with high safety, by a method wherein inner cells are installed with appropriate intervals as the process of s...
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JP55114715 |
PURPOSE: To dismantle the upper part of the steel pipe sheet pile from the lower part after the construction of the sheet pile well foundation by withdrawing it from the point previously cut with a horizontal slit provided on the pipe co...
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JP55098514 |
PURPOSE: To prevent a steel plate cell from a buckling or oval vibration which will be generated during a piling operation by a method wherein the steel plate cell is piled in the ground with the jig separated from the steel plate cell b...
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JP55078712 |
PURPOSE: To remove underground water partially to control subsidence of surrounding ground by using such a simple device that keeps compressed air pressure by the ground lying from the surface of land to the surface of underground water ...
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JP55075482 |
PURPOSE: To effectively stop water from the underground and to stabilize the soil in a good workability by treating water-liquid area and its nearabout with simultaneous high-pressure injection of aq. fine cement powder suspension and qu...
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JP55075028 |
PURPOSE: To obtain a method used for construction of an underground tank for LNG or the like, wherein tensile strength and bending strength can be enhanced by the action of ferro-reinforcements in a frozen ground layer. CONSTITUTION: Rei...
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JP55055727 |
PURPOSE: To provide an easy and safe removal of the specified freeezing pipe upon completion of the freezing work after non-freezed ground portion surrounding an outer circumference of the freezing pipe is freezed upon completion of the ...
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JP55045906 |
PURPOSE: To provide the subject structure and method in which a specific consolidation type cutting edge of box shape and monolithic construction is drawn by consolidation at a time in underground lateral direction thereby to attempt to ...
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JP55045905 |
PURPOSE: To provide the subject strudture and method of working the same wherein a thin water cut-off member in an integral structure is traction-inserted into ground directly in the lateral direction from the forward part in a consolida...
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JP55045943 |
PURPOSE: To provide the subject method which is used in a freeze enginering method or the like and capable of improving ground at the bottom part of an underground sewer by comparatively easy works, inexpensive engineering cost and furth...
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JP55026378 |
PURPOSE: To shorten a term of works, and to reduce cost, by placing foundation piles while improving the ground by increasing the strength of the ground by placing hollow piles, to which circumferential flanks a large number of water per...
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JP55020816 |
PURPOSE: To provide a method which enables the driving of steel piles at such a high accuracy to assemble thereof prior to the setting up of the guide frame affording a high water stopping effect while the withdrawal of the frame elimina...
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JP53109883 |
PURPOSE: To easily harden muddy water by using an agent compsn. based on a water sol. high molecular cpd. contg. carboxyl groups and a basic Al cpd. of a lower org. acid and then to impart properties of the original muddy water by adding...
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JP52053352 |
PURPOSE: Prefabricated steel sheet piles cell is integrally lifted and descended and each sheet pile can be driven in, by providing a plurality of receiver member and cell sustaining frame which is provide with a plurality of sheet pile ...
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