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WO/2003/083215A1 |
Safety improvements of airport runways and taxiways are achieved by providing a flexible, water-impermeable surfacing material (14) on a compacted soil base directly adjacent to an edge of airstrip shoulders (12). A synthetic grass surfa...
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WO/2003/082661A2 |
Floating structures are provided. The floating structures are suitable for use as floating runways for aircraft, floating roadways, and supports for other facilities. The floating structures include a deck and one or more pontoons attach...
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WO/2003/076722A1 |
The invention relates to a ground-reinforcing element with a polygonal upper side (12) and a polygonal lower side (14), whereby the upper side and the lower side each run in a first and second, essentially perpendicular to each other, ma...
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WO/2003/069074A1 |
The invention relates to an assembly of identical structural elements (1), wherein each structural element is dome-shaped, has four supporting legs (5) and four arches (8) in each case linking adjoining supporting legs, the outward-facin...
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WO/2003/069065A2 |
A method is provided of stabilizing roadbed material containing at least 2% by weight clay comprising adding to the roadbed material potassium formate in an amount effective to enhance stability thereof. A water-soluble polymer is prefer...
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WO/2003/048457A1 |
A method of constructing a civil work bedding layer and a bedding material for civil work capable of solving a reclamation disposal problem by effectively utilizing ash produced at various places and also providing a stable bedding layer...
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WO/2003/042457A1 |
The invention relates to a vibration damping system, which comprises an anti-vibration plate in the form of a plate having a first and a second major surface, wherein the first major surface may preferably be covered with a layer of surf...
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WO2002101149B1 |
A method of paving a gravel and/or dirt roadway (10) is provided. This method includes evaluating the roadway to determine if it is an appropriate candidate for emulsion stabilization, rotating a milling head (20) down a roadway to break...
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WO/2002/103245A1 |
Membrane (20) with a metal core (21) for waterproofing and generally protecting structures (80) for housing and infrastructures, consisting of only one or of several components, presenting very high electrical conductivity, entire length...
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WO/2002/102927A2 |
The present invention provides a novel method to produce grade road base material using recycled oilfield waste, called 'oil and gas waste,' and aggregate waste and a novel road base material. Hydration and mixing of the waste materials ...
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WO/2002/081822A1 |
A paving structure (11) of the type having an upper wear layer (12) and an underlying sub-base layer (15) of rigid insoluble hard particulate material forming voids for the collection of water permeating through the permeable surface whe...
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WO/2002/068759A1 |
In a method of reinforcing and waterproofing a paved surface, a layer of liquefied asphalt (12) is applied on a paved surface (10). A reinforcement mat (14) is applied over the liquefied asphalt. The reinforcement mat is a nonwoven mat p...
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WO/2002/053840A1 |
The invention relates to the use of stabilizing body in the construction of roads. The stabilizing body comprises a substancially rigid, planar body (20) that can be inter-engaged with other similar bodies in a configuration in which an ...
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WO/2002/048068A1 |
The invention relates to polymer-modified earthwork materials, containing a) a mineral main constituent based on sand, grit and/or gravel and b) at least one hydrophobic synthetic polymer that is uniformly distributed in the mineral main...
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WO/2002/034691A1 |
Catalyzed hydraulic mixtures containing inert materials which are mainly, preferably fully, constituted by inert materials recovered from building demolition processes, and being ground and granulometrically separated to a range of 0.05-...
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WO/2002/033178A1 |
A unitized civil engineering structure capable of a solid integration and being high in durability. One block-form unit (B1), out of adjoining block-form units (B1, B1), is formed with a protrusion (P1, ...) and the other block-form unit...
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WO/2002/014608A1 |
A sub-base layer for use in construction, comprises a plurality of connected substantially cuboid modules each having spaced-apart, substantially parallel top and bottom walls joined by a peripheral sidewall defining an enclosed volume. ...
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WO/2001/072653A1 |
A method for producing a hardened slag product, which comprises providing a mixture containing 15 to 55 mass % of a slag from a step of pretreatment of hotmetal having a particle diameter of 1.18 mm or less and 5 to 40 mass % of a blast ...
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WO/2001/048324A2 |
The invention relates to a construction and can be used for road construction, in particular for making a base for a road carpet, as well as for an embankment and protecting the fill slopes of roads, channels, casings and hydraulic const...
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WO/2001/044579A1 |
A pavement comprising a reinforcing sheet layer (1A) and a pavement layer (22), characterized in that the reinforcing sheet layer (1A) comprises a reinforcing sheet (1) comprising a composite material comprising a continuous glass fiber ...
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WO/2000/068506A1 |
A flexible interlocking element (10) having opposing, interlocking ends (12, 14). Element end (12), features a contour, including element top surface segment (16), extending to bend (18), then defining a tongue element (34) extending dow...
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WO/2000/063495A2 |
The invention relates to a method for building roads and parking zones enabling passage and filtration of water and having absorption wells helping the water penetrate into the subsoil. The method comprises the following steps: 1) cleani...
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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/2000/040811A1 |
The invention relates to a water conduit (10), especially for rainwater, for the collection, intermediate storage, as well as for the reduced and prolonged (throttled) release of the water (11) that is led into the water conduit (10). Ac...
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WO/2000/008265A1 |
The present invention relates to a foundation comprising one or more layers or mattresses of tyres (12 and 14), and a fill material provided within and/or between tyres of each of the mattresses (12 and 14). The fill material (16) is pre...
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WO/2000/006827A1 |
A cubic frame type block (A) including a vertical direction forming part (1) in its side, horizontal direction forming parts (2, 3) formed in the top and bottom sides of the vertical direction forming part (1), a cylindric hollow (4) for...
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WO/1999/063167A1 |
A method of making a composite structure (10) from a support structure or a plurality of support structures laid side-by-side on a base, is disclosed. The support structure is formed from frameworks (12, 14, 16) each comprising a tube of...
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WO/1999/063161A1 |
The invention is characterised by mixing cement thoroughly with a microfill agent and possibly also a water reducing agent to obtain a highly-reactive and dry cement mixture; blending the cement mixture with at least one of the materials...
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WO/1999/063166A1 |
A method of forming a support structure on a base from a framework (10) comprising a tube (12) of a flexible material divided by dividing walls (14) of a flexible material into an array of compartment (16), is disclosed. The method inclu...
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WO/1999/063165A1 |
A method of forming a support structure on a base (18) from a framework (10) which comprises a tube (12) of a flexible material divided by dividing walls (14) of flexible material into an array of compartments (16), is disclosed. Each co...
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WO/1999/060212A1 |
A paving system for controlling drainage and/or flow of water on a slope comprises a permeable layer providing an upper surface (12), at least one supporting substrate layer thereunder which is permeable to liquid, a containment layer (1...
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WO/1999/059397A1 |
A planting system for regulating the supply of water to a plant comprises a liner (28) for containing a volume of plant growing medium (30), such as soil, and drainage means adapted to drain water from the plant growing medium (30) conta...
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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/1999/053142A1 |
Ecotechnical pavement comprising a draining and wearing course (1) and at least a second lower layer (2) of analogous structure. The particular granulometry of said layers (1, 2) and the choice of aggregates, insure both an optimum adher...
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WO/1999/022070A1 |
The invention concerns a structure comprising individual and separate small aggregates (2), the structure comprising a stabilising complex (3) consisting of a directly mounted coating, partially covering the surface mineral elements (2),...
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WO/1998/043800A1 |
A pre-stressed plastic or metal sheet structure for use primarily as reinforcement in civil engineering applications is produced by forming an array of bulges in the sheet to pre-stress it in all directions in the plane of sheet (5), and...
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WO/1998/022233A1 |
The invention concerns a method for treating dross with bituminous foam in particular in a mix plant (12). The dross is derived from hoppers (14), and has optionally been subjected to doping (15). The foam is derived from a foam ramp (13...
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WO/1998/022669A1 |
A ground surface (10, 77, 142) especially for transport surfaces, pathways, industrial and trade areas, horticultural and agricultural surfaces, whose surface (10, 77, 142) superstructure (13-16, 55-60, 99-102) contains at leat one barri...
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WO/1997/043498A1 |
An insulation block is disclosed, which comprises an inert finely divided waste material, especially from household waste, which is sterilized/conserved, made water repelling, and subjected to a treatment which binds/layers together the ...
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WO/1997/043486A1 |
A rigid concrete slab (12, 14) for conveying vehicular or railroad traffic which is provided with functional longitudinal beams (32, 34) that extend or protrude downward from the underside of the slab (12, 14) and are fully and continuou...
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WO/1997/042132A1 |
The invention concerns a substructure for asphalt layers, said substructure comprising at least one insulating layer for heat insulation and/or impact sound insulation and/or for level-equalizing purposes and optionally at least one prot...
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WO/1997/039195A1 |
The lightweight embankment (1) according to the invention comprises blocks (3) stacked in successive layers, the blocks of a single layer being separated by open spaces (7). The blocks can be made, inter alia, of expanded polystyrene. Ap...
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WO/1997/021876A1 |
Techniques for preparing soils using sand or substitute granular materials are disclosed. In particular, the preparation of underlayers for paths, roads or sports grounds is disclosed. A master mixture is prepared, organic or inorganic g...
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WO/1997/017495A1 |
Described is a method of producing a frost-resistant foundation for a surface covering, in particular a hard surface covering, the ground being excavated where the covering is to be laid, a frost-resistant foundation layer poured into th...
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WO/1997/016604A1 |
A cell confinement structure (10) for confinement of material having a plurality of elongated plastic strips (14) in a side by side relationship bonded together in spaced-apart, limited areas (16) where the plurality of strips (14) are c...
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WO/1997/004180A1 |
The object of the present invention is to provide a method for thawing frozen ground for laying concrete primarily at a construction site by use of a continuous length of circulating hose (12) placed on the frozen ground inside and/or ad...
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WO/1996/035844A1 |
A system and method for widening a highway (3) and supporting a sound wall (31) is provided that includes a single row of caissons (15) for providing the sole foundation (13) of a breast wall (17) and a sound wall (31). The caissons (15)...
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WO/1996/016141A1 |
A composition for soil stabilisation or treatment of contaminated soils which comprises a coagulant, preferably a salt of a polyvalent cation, for aggregation of soil particles and preferably a flocculent such as a polyacrylamide for agg...
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WO/1996/012067A1 |
The paving system has a perforated pavement (1) covering a deep substrate of mainly hard nodules or shells, the whole being surrounded by impervious walls (5) to provide temporary storage in the interstices for chemical spillage or flood...
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WO/1996/011302A1 |
A road or equivalent construction according to the present invention is characterized in that at least one layer of said construction essentially consists of hydrophobic peat particles which are lightweight, strong and insulate heat well...
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