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Patent Searching and Data


Matches 301 - 350 out of 3,547

Document Document Title
WO/2001/045916A2
A concrete product molding machine supports a vibratable mold (M) having an open top and an open bottom. A stripper head (19) is movable from a position above the mold (M) to an intermediate position ready to strip the molded product fro...  
WO/2001/019579A1
A method and apparatus for efficiently forming individual building units is provided, generally includes a plurality of molds (804), each capable of simultaneously forming a plurality of building units. Batches of cementitious slurry are...  
WO/2000/071315A1
The invention relates to a method and apparatus for manufacturing a fiber-reinforced concrete product, in which method at least one auger feeder (5) is used for propelling concrete mix through a defined extruder cross section (20, 21, 23...  
WO/2000/071318A1
A concrete paving slab comprises an upper face and a lower face, the lower face having a plurality of spacing members (9) embedded therein, each spacing member comprising a generally planar portion (1, 4) resting against the face, a firs...  
WO/2000/023671A1
The invention relates to a thin-walled component with a fine cement paste matrix and at least one steel wool mat that is pressed together and embedded in the fine cement paste matrix. The invention also relates to a method for producing ...  
WO/1999/067074A1
A mixer capable of effectively preventing the running-out of base paper during gypsum board production and an ensuing production interruption and a method of producing a gypsum board using the mixer, the mixer being provided at the slurr...  
WO/1999/067073A1
A molding apparatus (20) includes stops (54) which move with a compacting press (50) during penetration of the press (50) into a mold cavity (42). The stops (54) abut on a mold table (36) and arrest movement of the compacting press (50) ...  
WO/1999/065655A1
The invention relates to a method for producing concrete stones, especially paving stones, building stones or such like, comprising a base part made of coarse-grained concrete (6) and a coloured facing layer made of concrete mortar which...  
WO/1999/062682A1
The present invention is for a brick making machine and a method of producing bricks and blocks. The brick making machine includes a two-stage mixing means, in the first stage the raw material being suitably mixed and in the second stage...  
WO/1999/062681A1
The invention relates to a device for producing building boards from an aqueous binder/aggregate suspension. Said device comprises a rotating lower dewatering belt (2) which on the inlet side has a suspension accumulation area supplied b...  
WO/1999/049148A1
A construction block (2) is disclosed along with a method of producing and assembling a plurality of the construction blocks where the blocks have internal cages (3) around a central passage (71), said central passage opening to top (1),...  
WO/1999/022082A2
The invention relates to a structure with vertical exterior walls (5) and at least one floor separation (23), whereby the floor separation has a span projecting over the distance of the facing exterior walls. A flexible subdivision in th...  
WO/1999/014024A1
A method and apparatus for fabricating columns (20), wherein the apparatus includes a column fabricating assembly (27) and a column extractor (32). The column fabricating assembly (27) includes a unitary column mold (28) and a mold suppo...  
WO/1998/056551A1
The process for forming ceramic tiles comprises depositing a layer of multi-coloured powdery material on a moving transport plane, in order to achieve a predetermined pattern, and subsequently transferring said layer internally of a moul...  
WO/1998/045654A1
A process for the preparation of ceramic articles having a thickness of at least about 2.5 cm, which comprises: a) selecting the ceramic composition from the group consisting of silicate material, metal oxides, nitrides and carbides, and...  
WO/1998/043793A1
The invention relates to a mold for compressing shaped bodies (13) from ceramic material. The inventive device has two light-metal or light-metal alloy semi-molds, each having a supporting member (2, 2'), a plastic resin core (4, 4') and...  
WO/1998/042484A1
The present invention relates generally to a device and a method for casting concrete elements or slabs. The invention concerns especially a method for casting concrete elements (8) comprising the steps of: preparing a base (1) for casti...  
WO/1998/035806A1
A powder feed system for delivering a quantity of particulate material to a die cavity (5) of a powder press is provided. The powder feed delivery system includes a receptacle (13) for receiving and delivering particulate material to the...  
WO/1998/033633A1
Ware forming apparatus (10) comprising a plurality of permeable first dies (28), a second die (20), and a ware receiving member (36). An item of clay is shaped between the first and second dies (28, 20) by pressing. The receiving member ...  
WO/1998/023424A2
A method for pressing powdered material to obtain tiles, comprising distributing powders (1) on flexible conveyor means (3) and advancing said powders along a direction of advance through a pressing station (13), containing said powders ...  
WO/1998/022269A1
A method and apparatus for forming a concrete block, particularly but not exclusively a composite block with a reflective facia portion. The block is formed by a dry-cast technique, in which mixture for forming the block has a water/ceme...  
WO/1998/017449A1
A method and apparatus for the continuous production of green ware articles, e.g. lavatory pans (20), from slip are disclosed. Plaster of paris moulds (10) at least partially reinforced with acrylic, fibreglass, polypropylene or carbon f...  
WO/1998/008662A1
A method and apparatus for removing an item of shaped clay from a mould. The method comprising holding the piece (14) on a synthetic mould (10), pressing it against a resilient member (18) such that the member (18) substantially adopts t...  
WO/1997/049534A1
Booth for the automatic treatment of mineral surfaces with fluorinated liquors, comprising a frame (12) provided with fairings (13), actuating on rollers (6) to collect gases which are conveyed by a sprinkler to a filter in order to neut...  
WO/1997/047445A1
A pressurized feed shoe (10) for delivering particulate materials to fill a die cavity (26) is provided. The feed shoe (10) includes a feed shoe body (11) comprising a vessel for receiving a quantity of particulate material. The feed sho...  
WO/1997/036721A1
A device is disclosed for sizing and spreading wood chips coated with a binder and similar spreading material (S) into pressed material mats (P) during the production of chip boards. The spreading material (S) is carried out of a spreadi...  
WO/1997/035698A1
A method of slip casting wherein reduced pressure is applied to the mould (10) during casting by virtue of a network of piping (26, 28) extending through the mould (10). The mould (10) has an impermeable outer coating (34). Heat may also...  
WO/1997/025285A1
A shaped body, e.g. a briquette, is obtained by compacting a mixture based on granular or powdery glass-forming raw materials, inorganic binding agent and water. Clinker cement is used as the organic binding agent and the raw material is...  
WO/1997/024209A1
A process for creating aesthetically pleasing multicolor designs and patterns in cast materials (6), particularly cementitious materials, which may be used to imitate natural stone in appearance. The process includes the steps of prepari...  
WO/1997/010086A1
Concrete elements are produced in a moulding machine (1) and discharged therefrom arranged on essentially rectangular supporting plates. A device for handling the concrete elements comprises a rectangular supporting frame (8), which supp...  
WO/1996/038289A1
Particulate material in a box (10) is given a predetermined distribution by mounting the box on a support (12) and operating moving means (16) to bring about controlled movements of the support and the box while retaining the orientation...  
WO/1996/038276A1
An apparatus for manufacturing green bricks from clay for the production of bricks contains means (10) for arranging cylindrical openings in the bricks. Such bricks can be mutually coupled by means of rods, while the drying time of the g...  
WO/1996/033850A1
The invention refers to a method and a form for manufacturing interior-lining articles from gypsum materials. The method is characterized by filling a form with a gypsum composition in excess quantity and closing it with an air-tight lid...  
WO/1996/031328A1
A method of removing a piece of shaped clay from a mould (10). The method comprising locating a former (16) against the shaped clay on the opposite side thereof to the mould (10), with the former being shaped to correspond substantially ...  
WO/1996/030178A1
A system for the moulding of tubular goods, comprising at least one mould having an inner mould part and an outer mould part which together define a mould cavity and an annular pouring gate upwardly, said system additionally comprising a...  
WO/1996/028399A1
A process is described for forming ceramic products from an aqueous suspension, having a volume fraction of finely dispersed solids between 35 % and 60 %, or which can be even higher, if a starting powder with a bimodal or multimodal dis...  
WO/1996/026055A1
A method of moulding a unitary hollow building panel (10) having opposed outer spaced apart walls (11, 12) interconnected by a plurality of webs (13) which together with the walls (11, 12) form cavities (14) extending between opposite si...  
WO/1996/024476A1
A process for the production of heat insulation panels for large panel construction, which can be used for the production of load-bearing and non-load-bearing walls, and of retaining walls. The process is characterized in that first, a h...  
WO/1996/015888A1
A method for compacting powders comprises forming a layer (8, 8a) of powders on conveying means (2) which conveys it to a die (9), isolating a portion of said layer (8, 8a) inside a frame (11) of said die (9), by bringing said frame (11)...  
WO/1996/015057A1
A feed system for conveying loose pieces of a coarse particulate or pelletized hot melt material such as adhesives from a storage container to a melt tank (16). The system includes a transition hopper (14) having insulation (83) between ...  
WO/1996/005254A1
Compositions and methods of manufacturing articles, particularly containers and packaging materials, having a particle packed, highly inorganically filled, cellular matrix (8) are disclosed. Suitable inorganically filled mixtures are pre...  
WO/1995/033606A1
Hydraulically settable mixtures are extruded through auger extruder (20) into a variety of objects which are form-stable in the green state. High green strength is achieved by increasing yield stress of the mixture while maintaining adeq...  
WO/1995/029799A1
A method and a slide casting apparatus for casting concrete products. Concrete is fed into a mould through a feeding hopper (9) fitted above the mould. The feeding hopper (9) is moved so that the vertical component of the path of motion ...  
WO/1995/021056A1
A hinge for use in inorganically filled composite materials is provided. The hinge has an inorganically filled structural matrix comprising a water-dispersable organic polymer binder, an aggregate material, and a fibrous material. The hi...  
WO/1995/021049A1
A mold box (85) is flexibly mounted to a product forming machine having upper and lower vertically displaceable beams (26, 28). A feed drawer (14) dispenses concrete material into the mold box while a vibration system (15) vertically vib...  
WO/1995/020474A1
For the production of steep-walled pot-shaped articles (90), such as flower pots or similar products, the invention calls for granular materials (80) to be introduced into a press and subsequently compressed isostatically by a pressing t...  
WO/1995/016644A1
An article comprising a hydrated matrix containing 100 parts by weight of cement and around 80-120 and preferably around 100 parts by weight of sand with a grain size of less thant 1 mm, and alkali-resistant reinforcing glass fibres in a...  
WO/1995/011119A1
For use in manufacturing concrete building products in polyurethane moulds, a demoulding apparatus provides a clamping bar which clamps on to a lip of a mould (22) and is then moved with pivotal arms (32, 34) forward and upwardly to effe...  
WO/1995/007183A1
The method for silk-screen printing of ceramic tiles comprises propelling the tiles (A, B, C, D; E, F) by side traction for positioning in a silk-screen printing station (18, 18A, 20, 21), silk-screen printing of the tiles, a plurality o...  
WO/1995/005946A1
A method of producing a pattern-carrying molded body (10) which is provided on a part or the whole of a surface thereof with a pattern layer of a predetermined thickness displaying a delicate and beautiful pattern, and which is molded ou...  

Matches 301 - 350 out of 3,547