Patents for C04B 38 - Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof (15,246)
07/1999
07/27/1999US5928583 Process for making ceramic bodies having a graded porosity
07/22/1999DE19801983A1 Porous tourmaline mould
07/21/1999EP0930283A1 Porous ceramics provided with amorphous pore surfaces and method for treating drain water and waste liquid by the use of same
07/21/1999CN1223240A External gelatinizing process for ceramic zirconium oxide microballoons
07/15/1999WO1999028272A3 Ceramic network, method for the production and utilization thereof
07/14/1999EP0799167B1 Low-shrinkage building material
07/13/1999US5922629 Silicon nitride ceramic sliding material and process for producing the same
07/13/1999US5922299 Combining silica precursor with aqueous solvent, acid and cationic surfactant, templating, forming into preform, rapid evaporation of solvent
07/13/1999CA2059471C Method of densifying a porous substrate by means of a matrix containing carbon
07/09/1999CA2226590A1 Porous sound-absorbing concrete for building acoustically insulating structures
07/08/1999WO1999033567A1 Multiple layer monolithic structure and use thereof
07/06/1999CA2115257C Foam-generating process and device
07/01/1999WO1999032277A1 Manufacture of cellular honeycomb structures
06/1999
06/30/1999EP0925102A1 Method and apparatus for the continuous extrusion of block elements
06/29/1999US5916510 Channeled ceramic structure and process for making same
06/29/1999US5916499 Method for producing porous carbon material product
06/24/1999DE19757746A1 Strong, water-permeable surface or slab useful for outdoor surfaces and paths
06/24/1999DE19756449A1 Ceramic article production for use in building industry
06/24/1999DE19753249A1 Keramiknetzwerk, Verfahren zu dessen Herstellung und Verwendung Ceramic network, process for its preparation and use
06/23/1999CN1220649A Open-cell expanded ceramic with high level of strength,and process for production thereof
06/22/1999US5914183 Porous semiconductor material
06/16/1999EP0922478A2 Porous ceramic filter and method for producing same
06/15/1999US5911860 Matrix material and non-metallic constituent; enhances mechanical or catalytic properties and/or sintering behavior
06/10/1999WO1999028690A1 Ceramic materials for the manufacture of refractory rollers and other supports
06/10/1999WO1999028272A2 Ceramic network, method for the production and utilization thereof
06/10/1999WO1999028270A1 Low-expansion cordierite honeycomb bodies and method
06/10/1999WO1999028269A1 Method for firing ceramic honeycomb bodies
06/10/1999WO1999028268A1 Method for firing ceramic honeycomb bodies
06/10/1999WO1999028266A1 A hydraulic hardened foamed product and a method of producing the same
06/10/1999CA2312428A1 Ceramic network, method for the production and utilization thereof
06/10/1999CA2311940A1 A hydraulic hardened foamed product and a method of producing the same
06/09/1999EP0640573B1 Heat-insulating refractory material
06/09/1999CN1219213A Method and machine for manuficturing ceramic products,such as roads,and the ceramic products
06/09/1999CN1043560C Microfilter plate and process for making it
06/08/1999US5910462 Heating zironia-silica to a liquid melt, quenching to effect spinodal decomposition; annealing to transform zirconia to monoclinic form, leaching out silica phase; three dimensional porous interpenetrating network; alkali resistant supports
06/08/1999CA2141357C Lightweight double wall storage tank
06/03/1999WO1999027597A1 Gas diffusion electrodes and the production thereof
06/03/1999WO1999027596A1 Gas diffusion electrode and production thereof
06/03/1999CA2310610A1 Gas diffusion electrode and production thereof
06/03/1999CA2310437A1 Gas diffusion electrodes and the production thereof
06/02/1999EP0741677B1 Process for producing a mainly inorganic foam, and thus produced mass or moulded part
05/1999
05/26/1999EP0918045A1 Ceramic granules
05/26/1999CN1217706A Porous carbon stock material and method of producing same
05/20/1999WO1999024360A1 Treatment of mineral particles
05/20/1999DE19751297A1 Carbon gas diffusion electrode for batteries and fuel cells
05/20/1999DE19749350A1 Building material mixture contains a catalyst-controlled pore-forming additive and a soluble catalyst precursor
05/19/1999EP0916635A2 Ceramic coatings containing layered porosity
05/19/1999EP0916619A1 Porous inorganic particulate material
05/19/1999CN1216971A Fine-celled foam composition and method
05/18/1999US5904892 Forming aqueous slip comprising binder and silicon carbide ceramic powder, tape casting to produce green sheet, evaporating water
05/14/1999WO1999022862A1 Method of producing high surface area carbon structures
05/12/1999EP0914072A1 An artefact suitable for use as a bone implant
05/12/1999EP0852574B1 A method of producing a composite, more precisely a nanoporous body and a nanoporous body produced thereby
05/12/1999CN2318218Y Haydite
05/12/1999CN1216520A Concrete mixture which yields concrete having high strength at varying desity, method for producing the mixture and the concrete, and use of an anionic additive
05/11/1999US5902759 Preceramic composite intermediate consisting of mixture of oligomer having uniformly dispersed therein ceramic particles having specified size
05/11/1999US5902653 Oil holding cylinder for an oil coating roller and method therefor
05/11/1999US5902429 Tape casting
05/06/1999WO1999021640A1 Composite materials for membrane reactors
05/06/1999EP0912456A1 Controlled reactivity quicklime and method for producing aerated autoclaved concrete
05/04/1999US5900053 Light weight high temperature well cement compositions and methods
04/1999
04/27/1999US5897971 Alkaline paste preventing the occurence of cracks which reduce production yield
04/22/1999WO1999019269A1 Method for producing polyurea-containing porous foam plaster
04/21/1999CN1214666A Tape cast silicon carbide dummy wafer
04/20/1999CA1340503C Bone prosthetic material and process for producing same
04/15/1999WO1999018047A1 Method for firing ceramic honeycomb bodies
04/15/1999DE19744967A1 Production of lightweight concrete
04/15/1999DE19744951A1 Preparation of polyurea-containing plaster foam for e.g. heat insulation
04/14/1999EP0907621A1 Open-cell expanded ceramic with a high level of strength, and process for the production thereof
04/14/1999EP0907620A1 Method of stabilizing sintered foam and of producing open-cell sintered foam parts
04/14/1999CN1042926C Method for producing light-weight foamed load-bearing brick
04/08/1999WO1999016603A1 Porous membrane comprising ceramic and containing plastic as binder
04/08/1999CA2303858A1 Porous membrane comprising ceramic and containing plastic as binder
04/07/1999EP0906896A1 Process for producing a dense, self-sintered silicon carbide/carbon-graphite composite
04/07/1999EP0906816A1 Process for making industrially prefabricated wall elements
04/06/1999US5891516 Forming fiber cement articles employed in building materials, i.e. siding, roofing, pipes
04/01/1999WO1999015280A1 Ordered mesoporous thin films
03/1999
03/31/1999EP0904195A1 Rigid porous carbon structures, methods of making, methods of using and products containing same
03/31/1999EP0765296B1 Improved foamed magnesite cement and articles made therewith
03/30/1999US5888609 Simple manufacture and good strength in all directions; openings of the structures forming the layers are aligned with each other relative to the plane of the layers, forming passages extending in z-direction of the structure
03/30/1999US5888469 Method of making a carbon foam material and resultant product
03/30/1999US5888393 Liquid propellents, liquid oxygen and liquid hydrogen, used in aircrafts, spacecrafts, controlling turbulance
03/30/1999US5887620 Porous ceramic material and producing method of same, and valve unit
03/25/1999DE19740644A1 Solar collector has a porous ceramic absorber body
03/24/1999EP0902726A1 Catalyst carrier
03/18/1999DE19840425A1 Binder especially cement production involves pore-former addition
03/17/1999CN1211200A Catalyst carrier
03/17/1999CN1210835A Method of producing cordierite bodies utilizing substantially reduced firing times
03/17/1999CN1210832A Method for producing alkaline filtering material and its products
03/16/1999US5884138 Method for improving the stiffness of extrudates
03/16/1999US5882570 Heat insulation material
03/11/1999WO1999011586A2 Thermally conductive carbon foam
03/11/1999WO1999011585A1 Pitch-based carbon foam and composites
03/11/1999WO1999011582A1 Porous ceramic structures and methods of making porous ceramic structures
03/11/1999WO1999011581A1 Method for producing carbon composite materials and/or materials containing carbon, carbidic and/or carbonitridic materials
03/11/1999DE19839790A1 Firing of thin walled cordierite ceramic honeycomb bodies
03/10/1999EP0900064A1 An artefact suitable for use as a bone implant
03/10/1999CN1210081A Manufacture of porcelain rockery
03/09/1999US5881353 Method for producing porous bodies
03/09/1999US5879722 System for manufacturing sheets from hydraulically settable compositions