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WO/1987/002301A1 |
Continuous fibres are passed into a cement grout and are tension-wound into at least one layer on a layer previously projected on to a mandrel, and comprised of a mixture of cement and short fibres. Thereafter, an appropriate drying time...
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WO/1986/007559A1 |
Apparatus for and a method of casting annular concrete articles such as poles or pipes. The apparatus and method comprises establishing a suitable mould (10), defining the desired mould cavity or shape (13) into which wet or uncured conc...
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WO/1986/005774A1 |
A method for manufacturing a fibre reinforced ceramic material which comprises forming a preform (11) of ceramic fibres, placing the preform in a porous mould (12, 13) and applying a ceramic slip (14) to the preform in the mould. The sli...
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WO/1986/004376A1 |
The decorative laminated element is comprised of an outer decorative facing (1) consisting of mortar and of an insulating sublayer (3) consisting of light concrete, a filamentary intermediate layer (2) reinforcing the connection between ...
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WO/1985/005321A1 |
Method for the preparation of an artificial marble product, in which said method an artificial marble mix (1) that contains stone powder and hardening resin is cast into a mould, a wooden core (2) is placed onto the mix and enclosed in m...
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WO/1985/005067A1 |
Wires (28), (30) and other conduits are placed accurately within a molded product by attaching them to rods (34) which extend into a mold (20). The rods have notches (42) on their sides; each wire is held in a notch by a cord (44) which ...
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WO/1985/004362A1 |
A method of producing a prestressed continuous concrete product, according to which method mould units (2) are connected one after another to form a sequence of moulds (1) and the moulds are provided with prestressing wires (10), whereaf...
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WO/1985/004361A1 |
A method of and a casting bed for producing a concrete product, especially an endless concrete blank prestressed in at least two directions. In order to enable a prestressing wire to be arranged in position and tightened in a simpler man...
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WO/1985/004360A1 |
Transport anchors (2) to be introduced into moulds for concrete parts are held at disposal in a magazine (1). An ejection device (3) transversally displaceable with respect to the longitudinal axis of the lowest transport anchor (2) in t...
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WO/1985/003930A1 |
In producing a pre-cast composite structure of a carbon fiber-reinforced concrete, an insulating layer having an electrical resistance of at least 100 ohms is formed on the surface of an iron member to which the concrete mix will come in...
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WO/1985/000319A1 |
A base (12) is provided including first, second and third adjoining marginal portions (14, 16 and 20) with each marginal portion also including the adjacent half of a marginal zone (18) of the base. A first stationary wall (22) is fixedl...
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WO/1983/003276A1 |
A load-bearing compound slab which has been manufactured by combining a corrugated steel sheet (1) by means of dowels (2) with a concrete slab, and the procedure for manufacturing such a structure. Compared with a standard compound slab ...
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WO/1983/001410A1 |
Process and apparatus for producing fabric-reinforced, thin concrete panels suitable as a backer board for construction materials such as ceramic tile, slate and thin brick. Prior art methods tend to be labor intensive and require undue ...
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WO/1983/000457A1 |
A Mold Box (2) for molding a ceramic die having spaced heating wires embedded therein. Removable rod supports (18) support rods (16) which extend into close relationship to the mold surface in the mold box (2). Rods (16) support heater r...
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WO/1982/002916A1 |
A beam-like building component (1) comprises a first concrete beam-part (2) provided with a longitudinally extending reinforcement (4) and a second, concrete beam-part (3) provided with a longitudinally extending reinforcement (5) and sp...
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WO/1982/002167A1 |
Method for manufacturing reinforced concrete railway sleepers, characterized in that it comprises substantially the mounting, through openings (2, 3) arranged at the bottom of the mould (1), of two parts or elements (5) of a rail clamp, ...
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WO/1981/003170A1 |
Shaped articles with a coherent matrix comprising homogeneously arranged bodies (A) (18, 14) of a size of from about 50 66 to about 0.5 (Alpha)m, such as silica dust particles, and densely packed bodies or particles (B) (12) having a siz...
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WO/1981/002910A1 |
Plurality of structural products comprising segregated slabs, (21, 23) process of making such structural products, and apparatus for performing such process of making such products and structures incorporating such products. The product ...
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WO/1980/002527A1 |
A concrete mould employs resilient side shuttering (2), made of rubber for example, which is prevented from deflecting, when concrete is poured, by tensioning wires (6a, 6b) extending along the length of the shuttering. Pieces of the shu...
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WO/1980/000959A1 |
Shaped articles with a coherent matrix which comprises homogeneously arranged inorganic solid particles (A) of a size of from about 50 66 to about 0.5 micron, such as silica dust particles, and densely packed solid particles (B) having a...
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JP7457532B2 |
To increase the bending strength of the concrete panel (concrete floor panel) used as a floor slab.A concrete floor panel 10 has a rectangular parallelepiped shape in which the areas of a front surface 13 and a back surface 14 are larger...
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JP7450870B2 |
To provide a molded body production tube capable of producing a molded body hard to be shape-lost.A molded body production tube 1 comprises a tube body 2 filled with a hydrating material at the inside, an auxiliary internal layer 3 provi...
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JP7444129B2 |
To provide a frame support metal fitting capable of fixing a frame to the prescribed position of a plate without performing processing on a flask, light in weight and having satisfactory workability, and a method for producing a plate us...
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JP7436998B1 |
[Problem] A concrete structure reinforced with reinforcing bars made of bamboo, which can further reduce environmental load and reduce labor during manufacturing, and this concrete structure. We propose a manufacturing method. [Solution]...
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JP7436999B1 |
[Problem] A concrete structure reinforced with reinforcing bars made of bamboo, which can further reduce environmental load and reduce labor during manufacturing, and this concrete structure. We propose a manufacturing method. [Solution]...
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JP2024022258A |
[Problem] To provide a method for manufacturing a precast RC shaft-like member, which can control cracks caused by drying shrinkage, etc., which may occur several years after manufacture, at the manufacturing stage of the precast RC shaf...
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JP7423870B2 |
To provide a fiber reinforced resin rod capable of suppressing partial non-uniformity of fiber volume content in the length direction and maintaining good overall strength, and a method for producing such a fiber reinforced resin rod.A f...
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JP2024004595A |
[Problem] To propose a fixing jig that makes it possible to embed foamed synthetic resin material in a predetermined position while minimizing the labor involved in manufacturing precast floor slabs, and a method for manufacturing concre...
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JP2023551857A |
The present invention is based on fiber reinforced plastic (FRP). It has a built-in FRP rod or FRP mesh made from plastics, and is lightweight yet has excellent strength and quality, is environmentally friendly, and has almost no deforma...
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JP2023167719A |
To form continuous fiber-reinforced concrete with a separator, which has excellent storage properties.Continuous fiber-reinforced concrete is composed of an outer shell membrane, a tension material, and a separator, wherein: the outer sh...
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JP7383691B2 |
There is proposed a reinforced concrete structure comprising a reinforcement assembly embedded therein, the reinforcement assembly including first and second lengths of chain, wherein the first and second lengths of chain being pretensio...
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JP2023158632A |
To provide a method for producing a concrete member provided with a wireless communicable tag capable of arranging a tag at a position relatively shallow from the surface of a concrete with high precision and satisfactory in workability....
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JP2023156036A |
To provide a concrete structure that reduces weight of the concrete structure and an amount of concrete while also reducing environmental impact.A concrete structure C comprises a concrete section 1, a void-forming material 2 embedded in...
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JP2023156037A |
To provide a concrete structure where bamboo reinforcement bars are used allowing bond strength between the reinforcement bars and concrete to be improved.A concrete structure is provided with: a concrete part 1; and reinforcement bars 3...
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JP2023155566A |
To economically and efficiently introduce pre-stress to a concrete structure.A tensional material fixing structure comprises: a concrete structure 2 having an insertion hole 4 formed to connect both ends; a hollow sleeve 7 inserted into ...
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JP2023116269A |
To provide a concrete product connection member, with respect to a previously installed concrete product, capable of executing a connection operation of mutual concrete products after the installation of a next concrete product from an u...
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JP7325351B2 |
To fluid-tightly fix a lid by welding without deteriorating the strength of concrete.A synthetic segment 1 is obtained by filling concrete C into a steel frame 5 comprising a pair of main girders elongating in a circumferential direction...
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JP7317314B2 |
To provide a technique for improving the mechanical performance of a structure.A structure comprises a base material and a plurality of structural bodies 10 disposed at the inside of the base material. Each structural body 10 is composed...
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JP7314430B1 |
The present invention provides a method for manufacturing a precast residual formwork panel that can prevent the formation of a layer of water-permeable fine powder such as calcium carbonate on the back surface of the panel body without ...
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JP7307595B2 |
To improve joining strength between a tile and a cement-based material while attaining the simplification of a transfer operation and the reduction of transfer cost.Anchor hardware 4 for a finishing material freely fittable to a back fac...
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JP2023529635A |
The present invention is a geopolymer grout for protecting a prestressed reinforcement, the geopolymer grout comprising metakaolin, fly ash and an activator mixture, the activator mixture comprising sodium hydroxide and sodium silicate, ...
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JP7299944B2 |
To provide means, when a non-metallic rope is applied as a tendon used for pre-stressed concrete, capable of more suitably introducing tensile force.A method for producing pre-stressed concrete obtained by arranging a tendon 10 of a mult...
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JP2023077772A |
To provide a concrete void capable of securing light-weight even if being large-sized, free from the increase of a storage space, also easy in conveyance and an installation operation and capable of attaining cost reduction as well.A con...
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JP7281431B2 |
To provide a method for producing a precast concrete member, when a precast concrete member is formed by spraying concrete, capable of easily securing the smoothness of the member surface.A method for producing a precast concrete member ...
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JP7271186B2 |
To provide a concrete structural member with excellent abrasion resistance and excellent workability and cost performance.The concrete structural member has a polymer cement mortar layer or polymer cement concrete layer 3 on at least par...
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JP7271185B2 |
To provide a construction method of a component with excellent abrasion resistance capable of constructing a concrete structure with excellent workability and cost.Method of constructing a member by constructing a part of the member with...
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JP7248601B2 |
To provide a tubular structure hardly to be broken by earth pressure even when buried in a soil layer at a relatively deep site 10 m or more below the ground surface in a downward vertical direction and hardly to be floated from the dept...
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JP2023043780A |
To provide a positioning fixing device for a push-in member capable of performing the correct positioning and secure fixing of a push-in member.In a positioning fixing device 21 for a push-in member 7 with respect to a flask 15 used for ...
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JP7221084B2 |
To perform correspondence by the same mold by suitably cutting a diameter expansion flange part even in the case the burial angle of a sheath is changed.A cylindrical resin molding tube 30 with a prescribed length and a mold 31 for drawi...
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JP2023502102A |
The present invention provides a method for manufacturing a reinforced concrete component (1, 1'), in particular a generatively manufactured reinforced concrete component (1, 1'), a reinforced concrete component and a manufacturing syste...
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