Patents
Patents for B28B 3 - Producing shaped articles from the material by using presses; Presses specially adapted therefor (10,606)
12/1991
12/31/1991CA1293610C Stain-proof ceramic body and method of production
12/31/1991CA1293609C Die for molding honeycomb structures
12/27/1991EP0462473A2 Moulded ceramic products with hollow cavities
12/24/1991US5074774 Weight scaling material supplying apparatus for a powder molding machine
12/24/1991US5074091 Method of manufacturing a building element based on a hydraulic binder, an element thus obtained, and a building method using such elements
12/17/1991US5073323 Method and apparatus for producing compacted particulate articles
12/17/1991US5073319 Melting resin, mixing with a ceramic powder suspension containing a hydrolyzable precursor of oxidic additive, hydrolyzing with water, compression and extrusion
12/12/1991WO1991018842A1 Shaped bodies, process and device for producing shaped bodies
12/10/1991US5070588 Process for producing ceramic honeycomb structure extrusion dies
12/03/1991US5069842 Process of shaping carbonaceous blocks by multiaxial compacting
11/1991
11/28/1991WO1991017875A1 Hydraulically bonded cement compositions and their methods of manufacture and use
11/27/1991EP0458774A1 Hard metal, or ceramics, blank and method and tool for manufacture of same
11/21/1991EP0456962A2 Apparatus for emptying the head of an extruding machine for ceramic materials
11/19/1991US5066215 Extrusion die for forming thin-walled honeycomb structures
11/17/1991CA2042498A1 Device for controlling the aggregation of a mixture of stone materials and binders for the production of agglomerated stone products
11/12/1991US5064586 Ceramic material extruding method and apparatus therefor
11/07/1991DE4113752A1 Mould producing hollow concrete cylinder - has plate which remains in place after concrete has hardened
10/1991
10/30/1991EP0454098A2 Process for making the bottom piece of a shaft and apparatus for carrying out the process
10/29/1991US5061171 Apparatus for performing friction material
10/23/1991EP0452936A2 Process for making a ceramic object and apparatus for pressing a ceramic blank
10/23/1991EP0452619A1 Pressed titanium dioxide, process for its manufacture and its use
10/23/1991EP0452572A1 Dewatering apparatus and corresponding process
10/23/1991EP0270671B1 Die for molding honeycomb structures
10/23/1991CN2087125U Concrete building block forming machine
10/22/1991US5059584 Method for hot isostatic pressing a ceramic article
10/22/1991US5059371 Method and apparatus for extrusion molding fiber-and cement-containing W/O type emulsion
10/22/1991US5059110 Apparatus for forming concrete blocks having plural separately driven vibrator sets
10/16/1991EP0451172A1 Control device for controlling over time the filling pressure in a compression moulding die.
10/15/1991US5057001 Apparatus for making ceramic tubes
10/09/1991CN2086198U Dual-purpose rotary machine for adobe and tile adobe
10/09/1991CN2086197U Concrete ground brick formed machine
10/02/1991EP0449556A2 Production of ceramic honeycomb structural bodies
09/1991
09/25/1991CN2085290U Magnesian pantile moulding press
09/25/1991CN1054738A Ink jet recording apparatus and mechanism for discharging maintenance and recovery provided for apparatus
09/24/1991US5051220 Coil shape hollow path, cut into plate, filled with an exother mally reacted pulverulent mixture and compressed with a platen
09/24/1991US5051217 Feeding and pressing, stamping in a die with carbon dioxide
09/18/1991EP0446693A1 Process of manufacturing gypsum fibre boards and floor panels in particular
09/18/1991CN1054558A Forming technology for multi-hole straight gas fireproof products
09/04/1991EP0444172A1 Process for producing a body from extrudable compounds, device for implementing the process, extrusion nozzle for such a device and bodies made by the process.
09/04/1991CN2083995U Safety blanking device
09/03/1991US5044489 Feed screw
09/03/1991CA1288208C Method and apparatus for forming shaped pieces of insulation
08/1991
08/28/1991EP0443950A1 Moulding device of composite material for the hot-pressing of articles from refractory material
08/28/1991CN1054027A Concrete floor brick shaping machine
08/27/1991US5043117 Method of manufacturing ceramic products, and a method of manufacturing ceramic springs
08/27/1991US5043116 Process for producing one end-sealed ceramic double wall-structural tubes
08/21/1991EP0442587A1 Moulding apparatus
08/14/1991EP0440965A2 Process and apparatus for making bowl-shaped ceramic products
08/13/1991US5039296 Apparatus for producing pressings provided with channels from powdery moulding compound, especially ceramic molding compound(short title: honeycomb)
08/08/1991DE4003598A1 Prodn. of open-cell ceramic foam
08/07/1991EP0440323A2 Process for the production of a porous ceramic body having cavities or open channels
08/07/1991EP0440322A2 Process and device for making a porous ceramic body
08/07/1991CN1053574A Production of high-strength water-resisting artistic plaster bricks and boards
08/06/1991US5037796 Process for producing hydrated and cured product of lime-gypsum-coal ash mixture
08/06/1991US5037287 Pressure molding means for powder
07/1991
07/30/1991US5035845 Powder pressing method
07/10/1991CN2080451U Full-automatic tile moulding machine
07/10/1991CN2080450U Hydraulic moulding machine for making hollow brick by semidry method
07/10/1991CN1052796A Vapor phase adsorption process using sequential adsorption zones containing different particle size adsorbents
07/09/1991US5030401 Method for molding powders
07/03/1991EP0435156A2 Vapor phase adsorption process using sequential adsorption zones containing different particle size adsorbents
06/1991
06/28/1991CA2032613A1 Vapor phase adsorption process using sequential adsorption zones containing different particle size adsorbents
06/19/1991CN1012888B Slip form pushing press
06/13/1991WO1991008091A1 A method of mounting a mould system in a block stone moulding machine, and a correspondingly adapted moulding machine and mould system
06/12/1991EP0431681A2 Method and extrusion tool for making a blank with internal bores
06/11/1991US5023037 Method of and arrangement for manufacturing enclosed blocks
06/11/1991CA1284718C Moulding of construction products
06/05/1991CN2078220U Subminiature extruder
06/04/1991US5021205 Concrete manufacturing process
05/1991
05/29/1991EP0428999A1 Binder for metal or ceramic powder
05/28/1991US5019307 Method and apparatus for the manufacture of hollow ceramic beams using multiple molding mandrels
05/23/1991DE3937698A1 Mfg. concrete blocks using vibration telephone - measuring vibration amplitude to terminate vibration amplitude is within defined limits
05/22/1991EP0428223A1 Process for the preparation of extrudates
05/22/1991CN2077363U Sectioning mechanism of vibrating extruder
05/21/1991US5017320 Process for the manufacuture of stratified pieces such as roof tiles and wall tiles
05/16/1991DE3937946A1 Spacers for reinforcing bars in a concrete structure - are formed by extruded concrete from extrusion press
05/15/1991CN2076914U Stemming machine
05/08/1991CN1051164A Forming method for black ceramic plate used in building decoration
05/08/1991CN1012583B Block building system and method for producing same
05/07/1991US5013232 Extrusion die construction
05/02/1991DE3935894A1 Cores for extruding bricks with through holes - are mounted on ends of steel bars enclosed in wear resistant tubes
05/02/1991DE3935601A1 Fibre bodies prodn. - by pressing homogeneously dispersed fibre in aq. suspension without presence of binder
05/01/1991WO1991006514A1 Method for production of construction articles; technological line; method and device for burning; mixture; construction article
05/01/1991CA2071519A1 Process for making building products, production line, process for firing, apparatus for firing, batch, building product
04/1991
04/24/1991EP0424065A2 Devices for imprinting sculptured designs
04/24/1991CN2075580U All-automatic pressure brick making machine
04/23/1991US5009832 Closed end sleeve producing method and core structure used in the method
04/16/1991US5008509 Production method of honeycomb die-forming electrical discharge machining electrodes and production method of honeycomb dies
04/16/1991US5008054 Heated to remove organic binder, hydrostatically pressed
04/11/1991DE3932573A1 Durable coloured concrete roofing tiles - consist of pigmented portland cement mixes with extruded or rolled on covering of similar cement mix plus specified type of polymer
04/10/1991EP0421505A2 Hydraulic pressure regulator device, typically for ceramic moulds with a mobile bottom die and a counter-die
04/09/1991US5006289 Filling a pipe with a ceramic powder, then wire-drawing or rolling, heating and removing the pipe
04/07/1991WO1991005111A1 Slab-like concrete block, as well as process and device for manufacturing the latter
04/07/1991CA2067332A1 Slab-like concrete block, as well as process and device for manufacturing the latter
04/04/1991WO1991004141A1 Process for producing a body from extrudable compounds, device for implementing the process, extrusion nozzle for such a device and bodies made by the process
04/03/1991EP0420191A2 Screw pump
04/03/1991CN1050371A Method for making refractory heat-insulating fiberboard
04/02/1991US5004415 Apparatus for producing concrete roof tiles
03/1991
03/27/1991EP0418729A2 Process for producing thermoplastic pastes filled with ceramic powders and oxide sintering additives
03/20/1991EP0417831A1 Process and apparatus for making earthen blocks