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WO/1988/002419A1 |
Composite mixtures comprise soil and from about 0.1 to 5 percent by weight of additive discrete fiber materials. A related method for improving the engineering properties of soil includes the steps of adding from about 0.1 to 5 percent b...
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WO/1988/001282A1 |
The pulverulent polymer according to the invention, based on at least one water-soluble ethylenically unsaturated monomer, has a capillary suction capacity under pressure after 20 minutes at least equal to 20 ml/g. This polymer may be pr...
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WO/1987/007316A1 |
A bacterial composition contains, as an active biocomponent, the strain Pseudomonas putida - 36, and, as a mineral component, a mixture of salts of the following ratio in per cent by weight: KNO3-34.26-37.12; NH4Cl-28.66-31.28; NH4H2PO4-...
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WO/1987/005925A1 |
A process for strengthening and sealing geological formations which are moist or contain water, in particular loose stone, by the injection of a mixture which reacts to form polyurethane, characterized in that a polyisocyanate component ...
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WO/1987/004452A1 |
A spreadable material for deacidifying the soil is composed of a mixture containing a calcium carbonate and/or hydroxide and magnesium compositions. The material is formed of pelletized grains of Sorel's cement (MgC12x3Mg(OH)2x8H2O) or o...
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WO/1987/001757A1 |
Process for strengthening geological formations in underground mining or other operations introducing into the formation which is to be strengthened mixtures of a polyisocyanate component a) and a polyol component b) which react together...
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WO/1986/006714A1 |
Method for the desalination and reclamation of irrigated soils through application to the soil of minute amounts of one or more anionic compounds having threshold properties in dilute aqueous solution.
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WO/1986/006400A1 |
Method for improving the strength and impermeability of soils and engineering structures by forming a hydrogel composed of silicic acid and a cross-linked swellable organic polymer in or on the soil or structure treated. According to the...
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WO/1986/004600A1 |
A new method for the consolidation of geological formations in drift mining or underground construction comprises the addition to the formation to be consolidated of a reaction mixture which is composed of a polyisocyanate, a polyol and ...
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WO/1985/004166A1 |
Stabilized and partially dehydrated sewage sludges, with a dry substance content preferably of 20% approximately, are mixed with a porous, mineral, essentially granular support material, preferably oil shale slags which are sieved to a s...
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WO/1985/001938A1 |
Method for the desalination and rehabilitation of irrigated soils through application to the soil of minute amounts of one or more anionic compounds having threshold properties in dilute aqueous solution.
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WO/1985/001688A1 |
Method for producing elementary stabilized parcels of ligno-cellulose material. The process is characterized by the following successive operations: mechanical reduction with a cutting machine, crushing by means of a hammer crusher, cali...
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WO/1985/001418A1 |
A low density fibrous mat (10), (24) for use as a self-contained support system to enhance the growth and probability of survival of an established seedling or a viable seed (30) which has at least two adjoining layers (20) and (22) or (...
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WO/1985/000109A1 |
A stabilized, sparsely esterified chitin polymer which has been dissociated and purified from a naturally occurring calcified chitin/protein matrix, and which substantially retains the structural features of the chitin matrix in that it ...
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WO/1984/001955A1 |
Method for preventing and minimizing damages caused by salt to buildings, roads or cultural monuments, wherein the buildings, roads or cultural monuments are treated with a compound resulting in an air saturation moisture content higher ...
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WO/1984/000538A1 |
A soil stabilizing composition comprising Portland cement and a hydrated alkali metal silicate powder and the method of stabilizing soil comprising admixing the composition with a soil and compressing the mixture.
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WO/1983/000498A1 |
Superabsorbent gel compositions useful as plant growing media additives are prepared from a copolymer of acrylamide and acrylic acid salt in a molar ratio of 70 : 30 to 95 : 5, cross-linked such that less than 30% by weight of the dry po...
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WO/1983/000482A1 |
Superabsorbant gel compositions useful as plant growing media additives are prepared in particulate form by comminuting a partially-hydrated (10-80% moisture) gel mass in the presence of a finely divided flow aid, such as kaolin. The par...
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WO1982000166A1 |
Method for substituting a bentonite and cement based grouting, a cement wash, a mortar or a concrete for a bentonite mud contained in a cavity. To effect the substitution a bentonitic mud is used containing a quantity of lime which subst...
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WO/1981/000267A1 |
A process for making defibered pulp material comprising the steps of treating fibrous ligno-cellulosic material with aqueous nitric acid or nitrate salts having a nitrate ion concentration of about 0.001 to 9.0 wt.% and containing at lea...
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JP2024070972A |
[Issue] CO2This method aims to reduce the amount of hexavalent chromium discharged and the amount of hexavalent chromium eluted, while stably achieving the desired strength in target ground that contains substances that inhibit hydration...
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JP2024071097A |
[Problem] By reducing the amount of soil solidification material used, CO2However, reducing the amount of soil solidification material used reduces the strength of the soil. Therefore, the present invention aims to reduce CO emissions wh...
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JP2024070434A |
To provide modified dredged soil that can ensure strength with a smaller mixing ratio of steelmaking slag compared to conventional calcia modified soil and that can increase the amount of dredged soil used. [Solution] This modified soil ...
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JP7488059B2 |
To provide a foundation improvement material which can use a carbon dioxide gas, can suppress elution of heavy metal from a foundation, and is excellent in strength development property.There is provided a foundation improvement material...
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JP7487032B2 |
To provide an acidic silica colloid injection material that allows use of seawater and the like.An acidic silica colloid injection material has A liquid containing a water-soluble silicate compound and liquid A for dilution, and B liquid...
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JP2024065666A |
[Problem] A composition for ground injection that provides a urethane resin with excellent underground permeability and excellent flame retardancy, and a chemical solution with excellent storage stability used for preparing such a compos...
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JP2024065667A |
[Problem] A composition for ground injection that provides a foam with excellent compressive strength and suppresses clouding of water when it comes into contact with water, and storage stability used in the preparation of such a composi...
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JP2024065665A |
[Problem] A composition for ground injection that can strengthen the ground by providing a urethane resin with excellent permeability into the ground and excellent compressive strength, and a composition used for preparing such a composi...
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JP2024065669A |
[Problem] A void-filling composition that is used to fill voids formed in soil-containing ground, has moderate fluidity before forming polyurethane foam, and provides a foam with excellent compressive strength; The present invention prov...
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JP2024065668A |
[Problem] A composition for ground injection that provides a foam with excellent compressive strength and suppresses clouding of water when it comes into contact with water, and storage stability used in the preparation of such a composi...
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JP2024064316A |
[Problem] Demonstrates excellent water permeability and water retention over a long period of time while suppressing growth problems to plants. In particular, it can exhibit excellent water permeability and water retention even in low mo...
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JP2024065034A |
[Problem] To provide a method for growing plants using a water-absorbing resin that is not easily deactivated by calcium ions, magnesium ions, etc. in soil, water, or fertilizer. [Solution] This is a method in which a water-absorbing res...
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JP7480504B2 |
To provide a grout chemical composition for gap filling which is low in odor during injection, can suppress scorch inside a foam after the chemical has been injected and made to fill under high liquid temperature environment, and secures...
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JP7480950B1 |
[Problem] To provide a weed control base material and a weed control method that can exhibit stable weed control and radiation shielding functions over a long period of time. [Solution] The weed control base material 1 of the present inv...
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JP7478458B2 |
To provide a bleeding inhibitor capable of obtaining a high bleeding suppressing effect compared with a conventional bleeding inhibitor even in a construction environment having an air temperature of 15°C or lower, capable of shortening...
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JP2024060152A |
An object of the present invention is to provide an agent for improving soil microflora and a method for improving soil microflora. [Solution] A microbiota improver for improving the microbiota of a target soil to be suitable for a desir...
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JP7471122B2 |
To provide a soil conditioner that uses food as raw material and yet has great effect, and alleviates the problem of an odor when used for reduction disinfection of the soil.The present invention provides a soil conditioner for reduction...
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JP7468168B2 |
To provide liquid chemical for stabilizing soil in which main material liquid and cure material liquid for acquiring stable gel time can be agitated during shorter agitation period, even when the gel time is set to be 40 seconds to sever...
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JP7465052B2 |
To provide a manufacturing method of modified soil of high moisture content mud which modifies high moisture content mud, which suppresses material separation of mixed steel slag, and which can improve expressed strength.A manufacturing ...
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JP7465115B2 |
To provide a foundation improvement material capable of efficiently using carbon dioxide and suppressing elution of heavy metal from a foundation, and a production method thereof.There is provided a foundation improvement material formed...
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JP2024045574A |
[Problem] To provide a method for producing a modified soil with a high water content ratio, which is capable of improving mud with a high water content ratio, suppressing material separation of mixed steelmaking slag, and increasing dev...
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JP7449596B2 |
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JP2024032784A |
An object of the present invention is to provide a method for producing a thickening slag mortar that can maintain a pot life for a long time while instantly thickening the mortar and reducing bleeding and material separation during pump...
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JP2024032499A |
[Problem] To provide a soil reforming material that can secure a suitable working time and exhibit good early strength development. [Solution] A ground reforming material containing calcium aluminate powder and calcium hydroxide powder c...
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JP2024031959A |
[Problem] To provide a water-absorbing resin that is not easily deactivated by calcium ions, magnesium ions, etc. in soil, water, or fertilizer. This water absorbent resin contains crosslinked polyvinyl alcohol and crosslinked phosphoryl...
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JP2024030692A |
The present invention provides a method for constructing solidified soil that suppresses the occurrence of cracks and blisters caused by freezing and can maintain a smooth surface, and a set for preparing materials for soil paving. [Solu...
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JP7444306B2 |
To provide a quick setting admixture, a quick setting admixture solution and a chemical solution for soil stabilization, which have a short gel time and an excellent flash-setting property, and a manufacturing method of the chemical solu...
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JP2024510227A |
The present invention provides microbial-based agricultural compositions and, in particular, for soil types susceptible to degradation, oxidation, and/or erosion of soil organic content (SOC), preserving soil profiles and/or Provide meth...
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JP7443031B2 |
To provide a foundation hardening material that comprises two liquids and is hardened quickly after the two liquids are mixed even at low temperature.The foundation hardening material comprises an A liquid containing cement, and a B liqu...
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JP7441685B2 |
To provide re-borable and weight-reduced fluidized treatment soil, having high fluidity and separation resistance, and excellent in initial strength development.Fluidized treatment soil contains sand, perlite, cement and water, and the w...
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