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WO/2001/079139A1 |
A ceramic paste composition containing a liquid carrier, ceramic particles, a binder and a dispersant additionally contains a cushioning agent so that it may be extruded at a low extrusion pressure, i.e. below about 0.04 MPa. The cushion...
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WO/2001/072488A1 |
A nozzle for extrusion molding machine (42) installed at an outlet (23) of an extrusion molding machine capable of extruding a material formed mainly of clay from an outlet (23) by an extrusion screw conveyor (24) and having a delivery p...
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WO/2001/072490A1 |
A novel process for manufacturing fully vitrified flat extruded ceramic glazed, unglazed tiles and profiles consists of the following steps: a. mixing of raw materials in predetermined ratios; b. wet milling in ball milss; c. mechanical ...
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WO/2001/070487A1 |
A process of making honeycomb articles using co-rotating, intermeshing twin screw extruder (12, 28) to mix, screen and extrude a batch of ceramic materials through a die. The improvement comprising steps of separating the mixing and scre...
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WO/2001/066325A1 |
A concrete product molding machine supports a mold (M) with a vertically extending mold cavity. A pallet support (25) is mounted for lifting movement to dispose a pallet to close the cavity. An attachment structure extends from the mold ...
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WO/2001/060574A1 |
A method for producing a ceramic structure which comprises adding an organic auxiliary to a mixture of ceramic raw materials and kneading the resultant product, to prepare a ceramic body, and subjecting the body to extrusion, characteriz...
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WO/2001/058654A1 |
Block forming apparatus comprises a compression chamber with upper and lower ends. A main ram extends into the compression chamber from the lower end, while an auxiliary ram is mounted on a pivoting arm and can be moved into the upper en...
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WO/2001/053612A1 |
The invention relates to a moulded brick (10) made of concrete. Said brick is especially used to produce a supporting wall (11) which is inclined in relation to the normal against an earth backing and is comprised of moulded bricks which...
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WO/2001/053059A1 |
A method for producing composite ceramic material (22) is provided wherein a core ceramic structure (21) is produced and simultaneously enveloped with a sleeve (23) of similar material.
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WO/2001/049633A1 |
The invention relates to a method and device for the production of components and semi-finished products made from synthetic graphite, in particular the production of graphite tubes. Said method comprises moulding a mixed mass, preferabl...
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WO/2001/049470A1 |
A raw material feeder for firebrick making machines that is designed for easy charging of raw material, easy cleaning of the charger interior and stirring vanes, easy removal and replacing thereof, easy visual inspection of the raw mater...
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WO/2001/047698A1 |
The invention relates to a compressing device for performing compression operations on shaped bodies made of grainy materials. The grainy materials, e.g. wet concrete mortar, are formed into shaped bodies in the mold recesses (106) of th...
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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...
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WO/2001/043931A1 |
A method and apparatus (20) for extruding fibre cement. The extruder comprises a casing (30) with a pair of intermeshing self-wiping screws (40) rotatably mounted therein. The screws continuously mix and or knead the components of the fi...
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WO/2001/032378A1 |
A process for compacting material used in the ceramics industry, comprises the steps of inserting the material, in the form of powders, into a container element (2); and pressing the powders in the container element (2); in which the pre...
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WO/2001/032377A1 |
Colloidal isopressing provides a rapid method to form an engineering shape from a powder slurry, previously filtered to remove strength degrading inclusions. A slurry composed of a weakly attractive particle network, produced with a shor...
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WO/2001/032094A1 |
A disposable plunger for use in a pressing furnace for the fabrication of dental restorations. The plunger is fabricated of a partially sintered ceramic material. The plunger is fabricated by known casting methods. The mold used for maki...
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WO/2001/028295A1 |
An apparatus (10) for producing magnetic material from a slurry (13) containing magnetic particles and a fluid comprises a mold containing the slurry (13), a press (12), and a magnetic field generator (16). The press (12) presses the slu...
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WO/2001/025284A2 |
A fired body and method of making involves compounding powder, binder, aqueous solvent for the binder, surfactant, and non-solvent with respect to at least the binder, the solvent, and the powder, with the addition of an organosilicon co...
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WO/2001/025139A1 |
The present invention relates to a method and to an arrangement for producing ceramic precision elements, such as small building elements for electronic, optoelectronic or mechanical constructions. The invention also relates to a small b...
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WO/2001/021379A1 |
An extrusion die (10a) for the continuous production of fine honeycomb structures having a discharge slot (17) surface finish profile that imparts a uniform and stable extrusion characteristic to the extrusion die (10a) is provided. The ...
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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...
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WO/2001/019754A1 |
The invention relates to a multiple layer composite material and to a method for producing the same. Said multiple layer composite material has at least one layer consisting of cement-bound concrete and at least one layer consisting of p...
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WO/2001/015877A1 |
A corrugated wall honeycomb structure (1) having a plurality of cell passages (2) in parallel to each other in a passage direction, wherein crossing portions (4) between partitions (3) that separate cell passages (2) are formed at regula...
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WO/2001/016048A1 |
A method and agent for treating a cementitious material for extrusion, comprising adding to the cementitious material a viscosity enhancing agent and a dispersion agent in a quantity sufficient to increase the efficacy of the viscosity e...
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WO/2001/014230A1 |
A production method for a paper feed roller, capable of mass-producing a high-precision paper feed roller, having no connection unit at its roller unit, at low costs and with a higher precision by means of an extrusion method using a hyd...
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WO/2001/012405A1 |
A method of making a hollow article is disclosed, the method comprising inflating a hollow former which has the shape of the article to be produced. The outer surface of the former comprises a fabric woven or knited from a yarn which inc...
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WO/2001/008859A1 |
A method for producing hollow building blocks. A press-mould (6, 8, 14) is filled with filling material. Said press-mould consists of a moulding box (8) which can be closed in a downward direction by a press-plate (3) which is provided w...
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WO/2001/007223A1 |
The invention relates to a method for producing ceramic composite bodies, in particular, cylindrical ceramic bodies for sheathed-element glow plugs in which a number of shaping sleeves (10), which accommodate piece parts preformed by col...
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WO/2001/005541A1 |
A method of manufacturing a powder molded body, comprising the steps of filling powder material (17) into a cavity formed of a die (12) having a die hole (11) in a shape matching the contour of the power molded body and a lower punch (13...
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WO/2000/076937A1 |
A gypsum wallboard core, and methods and apparatus for making the same are disclosed. Methods of making a gypsum wallboard core include extruding a gypsum slurry containing water, gypsum, slip agents, water-reducing agents, surfactants a...
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WO/2000/073239A1 |
The invention relates to a method for producing a ceramic green body, in particular a ceramic green sheet, containing a ceramic powder component as the principal ingredient and at least one organic, solvent-free component as the secondar...
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WO/2000/053393A1 |
The present invention provides a method for improving the extrusion of malleable materials in which a gas is injected through a gas injection port (11) in the wall of the bore of the die (5) through which the material is being extruded s...
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WO/2000/048828A1 |
The present invention describes a glass honeycomb structure (100) having a variety of shapes and sizes depending on its ultimate application. Unlike prior art honeycomb structures made from ceramics, the inventive glass honeycomb can be ...
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WO/2000/048952A1 |
The present invention describes an extrusion process for manufacturing a glass honeycomb structure (100) having a variety of shapes and sizes depending on its ultimate application. Unlike prior art honeycomb structures made from ceramics...
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WO/2000/048775A2 |
The present invention describes an extrusion process for manufacturing a titanium-containing silicate glass honeycomb structure (100), having a variety of shapes and sizes depending on its ultimate application. The titanium-containing gl...
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WO1999064370A9 |
A binder system for use in the formation of ceramic or other powder-formed greenware comprising a binder, a solvent for the binder, a surfactant, and a component that is non-solvent with respect to the binder and solvent. The non-solvent...
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WO/2000/034204A1 |
The invention relates to a polymer compound comprising a ceramic powder and a polymer, whereby the ceramic powder comprises a specific surface of greater than 1.8.10?8¿ m?2¿/m?3¿ and amounts to greater than 5 vol.-% of the polymer com...
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WO/2000/032535A1 |
Disclosed is a method for producing mineral shaped bodies by extrusion of calcium silicate hydrate masses (CSH shaped bodies). The application of this method provides for the production of large sized CSH shaped bodies whose size is only...
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WO/2000/030819A1 |
The invention concerns a plant for making building elements by compression from a mixture of gypsum plaster, a granular filler and water in moulds (10), comprising two axially aligned actuators (54) for moving the plates (50 and 52) of o...
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WO/2000/012277A1 |
A method and a device for producing gypsum boards which can minimize the occurrence of defective products and provide an excellentand efficient continuous productivity, wherein a partial breakageof overlay paper and/or underlay paper cau...
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WO/2000/006520A1 |
The invention concerns a method for producing a waste containment matrix for waste storage, and particularly waste containing heavy metals, comprising steps which consist in: producing a mortar by mixing the waste with a binding agent ca...
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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) ...
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WO/1999/064371A1 |
A binder system for use in the formation of ceramic or other powder-formed greenware comprising a binder, a solvent for the binder, a surfactant, and a component that is non-solvent with respect to the binder and solvent. The non-solvent...
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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...
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WO/1999/061373A1 |
The invention concerns an extrusion product containing hydrated lime, in the form of a calcined extruded product containing at least a binding agent capable of withstanding the extrusion product calcination temperature. Said product is p...
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WO/1999/054947A2 |
A method of manufacturing porous ceramic tubes for fuel cells with improved properties and higher manufacturing yield is disclosed. The method involves extruding a closed end fuel cell tube (50), such as an air electrode of a solid oxide...
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WO/1999/054425A1 |
Alumina-based abrasive material having at least an internal core structure is provided. Preferably, the abrasive material results from co-extrusion of at least two different sols. In some preferred processing, steps to provide multiple i...
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WO/1999/054949A2 |
A method of manufacturing closed end ceramic fuel cell tubes with improved properties and higher manufacturing yield is disclosed. The method involves bonding an unfired cap (22) to a hollow unfired tube (20) to form a compound joint. Th...
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WO1999041069B1 |
The invention relates to a method for producing a fibre composite with highly heat-resistant fibres, especially on the basis of carbon, silicon, boron and/or nitrogen. According to said method a compression moulding material is produced ...
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