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WO/2001/004426A1 |
A lime-improved soil mortar (10) is produced by a method comprising blending a hydraulic solidifying material (7) with water (6) to prepare a slurry (9) and then blending by agitation the slurry (9) with a lime-improved soil (4) to produ...
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WO/2001/002442A1 |
The invention is directed to a biocompatible polysaccharide derivative (I) which comprises (1) a polysaccharide covalently bonded to aspartic acid, (2) a two step process to prepare said material from a polysaccharide, maleic anhydride a...
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WO/2000/078893A1 |
A liquid soil conditioning composition is disclosed. The composition is in the form of an aqueous dispersion of rock lime and sulfur where the atomic ratio of calcium to sulfur is in the range 0.9 : 1 to 1.3 : 1. The particle size of the...
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WO/2000/075259A1 |
A process for enhancing biodegradability of a shaped article, includes the steps of providing a dimensionally stable shaped article; and contacting said article with a degradability triggering agent selected from the group consisting of ...
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WO/2000/071638A1 |
A composition of soil, fiber strands, and binder provides a material for a stable resilient ground surface. The material includes a mixture of an aggregate of particles having sizes within a first selected range; a selected amount of fib...
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WO/2000/068162A1 |
The invention relates to the use of polysulfate-free preparations as an additive for loam or clay-based construction materials. These preparations contain the following in relation to the solids content: 40 to 99.5 wt. % of at least one ...
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WO/2000/066681A1 |
A method of forming a soil conditioning agent comprising washing an unset concrete composition by adding water thereto to form a slurry which is unable to set where the resultant slurry comprises the soil conditioning agent and/or can be...
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WO/2000/058563A1 |
The invention relates to a procedure for building water protection structures, in the course of which a basic body is formed from stones, and at least two sides of the basic body are provided with a covering layer. The characteristic fea...
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WO/2000/056807A1 |
The invention relates to single or multi-layered biodegradable and compostable, thermoplastic film. Each layer has a biodegradable polymer in the form of at least one biodegradable aliphatic polyester or partially aromatic polyester with...
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WO/2000/057026A1 |
A composition is provided which comprises a first component and a second component in which the first component comprises a peroxide, a liquid which comprises water, a sugar, and a solid particulate; and the second component comprises a ...
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WO/2000/051952A1 |
A method of efficiently disposing used paper diaper, comprising a step 1 of shredding used paper diaper, a step 2 of loading the shredded paper diaper into a fermentation device (1), a step 3 of charging into the fermentation device (1) ...
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WO/2000/052087A1 |
The invention relates to water-absorbing, cellular, cross-linked polymers which are obtained by the following steps: (I) expanding a polymerizable aqueous mixture which contains (a) monoethylenically unsaturated monomers that contain aci...
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WO/2000/051435A1 |
The invention accelerates the growth of all types of plants, i.e. tomato, cucumber, bell peper, tobacco, horticultural crops, and others, and increases plant health. The invention is designed to increase the rate of seedling growth in th...
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WO/2000/049229A1 |
An unsealed or a sealed base for a road, pathway, pavement, floor or the like, the base compositions comprising lignin or lignosulphonate containing materials. The lignin materials act as binders, the composition also includes at least o...
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WO/2000/044853A1 |
The invention relates to a method for creating water-impermeable barrier layers in water-permeable materials, such as granular or bulk materials, soils or such like. The method is characterized in that a layer of gelatinizing polysacchar...
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WO/2000/040669A1 |
A method of forming a mixture of a thermosetting binder and an inert material includes the steps of mixing an amine with an aldehyde at a suitable pH in a molar ratio of the aldehyde to the amine such that the aldehyde is in excess and a...
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WO/2000/035609A2 |
The contamination of parts of the food chain such as soils, water supplies and animal fodder with radiocaesium has long been a topic of concern. Methods of fixing radiocaesium are described which include the use of a 2-1 layer phyllosili...
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WO/2000/036053A1 |
The invention relates to the use of aqueous PVAc dispersions which, as biodegradable softeners, contain triester of glycerin having low aliphatic monocarboxylic acids, citric acid triester having low aliphatic monofunctional alcohols and...
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WO/2000/034412A1 |
The invention relates to a an aqueous agent for sealing or consolidating rock, loose rock or soils that are in contact with water containing Ca?2+¿ ions. Said agent contains 2 to 40 wt. % SiO¿2? (dry matter, in relation to the agent) i...
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WO/2000/034413A1 |
This invention relates to a humic composition which includes a clathratic, substantially water soluble cellulose component, or any synthetic or natural polymers, and which are substantially free of polyvalent cations. The composition is ...
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WO/2000/032030A1 |
The invention concerns a ground-cover (11) for protecting the ground (1) and crops growing thereon (2), a method and a device for making such a ground-cover. The ground-cover is formed by an opaque layer matching the shape of the ground,...
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WO/2000/029504A1 |
Disclosed is a method for stabilising and hardening soil. According to said method, an aqueous PVAc dispersion combined with an aqueous alkaline metal silicate solution is brought into contact with said soil.
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WO/2000/025569A1 |
The invention relates to a growing medium for forming a growing medium layer within a hydroponic growing system for growing grass in a sports field. The growing medium comprises particles of pine bark that have immature fractions of bark...
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WO/2000/024258A1 |
Disclosed is the use of (a) phosphorus compounds containing at least partially lipophilic organic radicals with (b) urea and/or urea derivatives in selected ratios (a): (b). According to the invention, (c) oligomer and/or polymer chitosa...
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WO/2000/023184A1 |
An absorbent and time release material formed from a dried pulp impregnated with an impregnating substance such as wax or oil, that is ground to a powder or pellet form. The material can be used to suppress fires, reclaim land, retain wa...
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WO/2000/011949A1 |
A particulate carrier material is impregnated with a biocidal formulation and serves as a vehicle for introduction of the biocide into a liquid-based media, such as a surface coating or surface cleaning compositions, in order to allow co...
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WO/2000/008114A1 |
The invention provides aqueous soil treatment compositions comprising water and dissolved ionic water-soluble fertilizer in an amount of at least 10 wt.% and dissolved water-soluble anionic polymer having at least 6 dl/g and ionic conten...
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WO/2000/005945A1 |
A method for destroying pathogenic and infesting organisms of the soil. According to the method an exothermic reaction is made to take place between at least a first and a second agent, which exothermic reaction is made to develop in con...
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WO/2000/006313A1 |
Foundry dust is heat treated at particular temperatures to form useful products. At lower temperatures, the pellets are robust enough to be handled, and when placed in water will gel which makes the pellets useful as a water or leaching ...
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WO/2000/001757A1 |
The invention concerns novel high molecular weight polymers, prepared in a dispersion containing practically no oil phase. The monomers are first polymerised in a water-in-oil emulsion, including, in a non-exclusive example, a specific h...
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WO/1999/062337A2 |
The invention relates to the combined use of (a) phosphorus compounds with at least partially lipophilic organic radicals and (b) urea and/or urea derivatives in selected proportions of (a):(b) as soil additives for biological control of...
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WO/1999/061546A1 |
The invention relates to a method and device for consolidating the surfaces of rocky soils, especially for providing temporary protection for tunnels or the like in civil engineering and/or underground structures, whereby a dual componen...
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WO/1999/058767A1 |
The invention relates to a composite fabric web for reinforcing soil layers, consisting of a textile lattice (1) and a water-permeable, flat textile structure (2) which is joined to the lattice (1). The aim of the invention is to provide...
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WO/1999/058623A1 |
A dust control composition comprising at least one component selected from the group consisting of steepwater solubles, vintners' condensed solubles, whey, brewers' condensed solubles, and distillers' condensed solubles. In another embod...
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WO1999042231A9 |
The current invention provides methods for stabilizing wastes, preparing construction materials and stabilizing soils using compositions including hexametaphosphate, with or without other additives. More particularly, one method of the i...
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WO/1999/052837A1 |
A chemical agent for improving the engineering properties of soil comprising a mixture of cementitious pozzalans (5 to 60 % by mass), calcium sulphate (20 to 80 % by mass), an oxide of calcium (15 to 50 % by mass) and silica oxide (1 to ...
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WO/1999/048998A1 |
The invention relates to a method for increasing the pH value in acidic soils in which acidic soils are treated with cross-linked polyacrylates or polymethacrylates.
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WO/1999/048360A1 |
The invention relates to a method for reducing the availability of heavy metals nutrients in substrates, such as soils. The inventive method is characterized in that the substrates are treated with cross-linked polyacrylates or polymetha...
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WO/1999/024380A1 |
The invention relates to a first configuration of a method for increasing the growth of the soil micro-organism flora and for promoting the microbial digestion of a soil (substrate) containing organic matter, resulting in the subsequent ...
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WO/1999/017879A2 |
Minerals which reversibly fix ions, in particular NO¿3??-¿, i.e. that can exchange them, can be used as fertilizers and soil conditioners, as well as for the purification and treatment of water, particularly for the elimination of nitr...
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WO/1999/018330A1 |
A method of boring a tunnel through a stratum by means of a shield tunnelling apparatus, the process comprising the injection into the stratum at the cutting face of an aqueous material comprising: (a) from 0.005-0.05 % by weight of a po...
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WO/1999/014288A1 |
A clay soil is reinforced by intimately mixing it with randomly oriented polymer (e.g. polypropylene or polyester) fibres having an average length in the range of 6 to 18 mm; and compacting the resultant mixture. The fibres are preferabl...
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WO/1999/013702A2 |
The invention relates to a growing body for plants, especially for plant seedlings which can be used for any plant size. The growing body comprises a compact structural shape and is very easy to store or handle. According to the inventio...
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WO/1999/011732A1 |
A clay-containing mixture of dry solids to be used in forming a moisture-resistant gel, and a method for directly forming a moisture-resistant gel on a surface to be treated, using such a mixture. The present invention furthermore relate...
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WO/1999/009114A1 |
The present invention provides semi-solid and reinforced soil mixtures formed from aqueous soil mixtures such as dredge material, discrete reinforcing fibers such as glass fibers. The reinforced mixtures can include additives for partial...
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WO/1999/007490A1 |
A method for purifying soil contaminated with organic matter, such as an oil, which does not require pH adjustment nor accompanies the emission of a malodor, comprising the step of adding an organic material such as compost completely fe...
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WO/1999/005218A2 |
A recreational and sport surface which contains a particulate composition containing an intimate mixture of sand, polyolefin fibers, polyolefin particles, tire fibers and a coating of wax on the ingredients of the composition. The surfac...
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WO/1999/003321A1 |
A technique of applying selected chemicals for increasing agricultural water retention and minimizing erosion. The technique applies water absorbent polymers (10) into the top layer (15) of the field. These polymers create a water barrie...
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WO/1999/003795A1 |
The present invention relates to a method for the wasteless processing of great quantities of phosphate gypsum waste into a form suitable for use as additive in colours, enamels, synthetic resins, and as binding component for especially ...
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WO/1999/002597A1 |
The invention relates to a starch-based thermoplastic mixture, obtained by preparing and mixing A) 100 weight parts of at least one cationic starch a) and at least one anionic starch b), B) 0-400 weight parts of a polymer material which ...
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