Patents
Sitemap › C04 - Cements; Concrete; Artificial stone; Ceramics; Refractories › C04B - Lime; Magnesia; Slag; Cements; Compositions thereof, e.g. mortars, concrete or like building materials; Artificial stone; Ceramics; Refractories; Treatment of natural stone › C04B 38 - Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
Patents for C04B 38 - Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof (15,246)
03/1984
03/13/1984US4436538 Porous ceramic for carbon particles
03/07/1984EP0102092A1 Artificial stone or filler for the construction industry based on fly-ash
03/07/1984EP0102029A1 Process for the production of bodies from ceramic masses
03/06/1984US4435468 Alumino-silicate
03/06/1984CA1163273A2 Substituted heterocyclic phenoxyamines, preparation process and application as topical anesthetics
03/06/1984CA1163070A1 Method of producing mullite ceramic fiber
03/01/1984WO1984000747A1 A refractory composition
02/1984
02/28/1984US4434206 Shaped articles of porous carbon fibers
02/21/1984US4432918 Methods for fabricating selectively plugged honeycomb structures
02/21/1984CA1162427A1 Process for producing molded ceramic or metal
02/14/1984CA1162204A1 Process for preparing structural components
02/14/1984CA1162203A1 Foamed gypsum moulded articles and production thereof
02/07/1984CA1161738A1 High density interface gypsum board
01/1984
01/31/1984US4428758 Honeycombs; carbon from diesel engine exhaust
01/24/1984US4427728 Masking apparatus for selectively charging honeycomb structures
01/24/1984CA1161178A1 Acoustic damping
01/03/1984US4424280 Ceramic foams and process of preparing the same
01/03/1984US4424194 Process for extraction of metals from leachable ores and forming of building materials
12/1983
12/28/1983EP0097114A2 Filter medium for the filtration of molten metals
12/27/1983US4423090 Method of making wall-flow monolith filter
12/21/1983EP0096489A1 Inorganic foams
12/20/1983US4421599 Papermaking, inorganic fine powders or inorganic short fibers
12/13/1983US4420316 Filter apparatus and method of making it
12/13/1983CA1158679A1 Inorganic foam
12/13/1983CA1158424A1 Process for the production of porous ceramic molded articles
12/06/1983US4419454 Organic fibers
12/06/1983US4419134 Organic phosphoric ester containing water-dispersible aluminum paste as foaming agent in light-weight foamed concrete
12/06/1983CA1158017A1 Hydroxyapatite, ceramic material and process for preparing thereof
11/1983
11/30/1983EP0095308A1 Intumescent sheet material containing low density fillers
11/22/1983US4416676 For diesel engine exhaust systems
11/22/1983US4416675 High capacity solid particulate filter apparatus
11/16/1983EP0094102A2 1-(1-Cyclohexanyl-methyl) pyrrolidine derivatives, and process for their preparation
11/15/1983US4415512 Method and apparatus for producing hollow metal microspheres and microspheroids
11/15/1983US4415344 Diesel particulate filters for use with smaller diesel engines
11/15/1983CA1156941A1 Ceramic honeycomb filter and a method of producing the same
11/01/1983US4413069 Microcapsules in matrix
10/1983
10/25/1983US4411856 Covering surface with flexible mask having protusions and openings and plugging
10/25/1983US4411701 Waterproof gypsum molded product
10/19/1983EP0091555A1 Hollow microspheres with organosilicon-silicate surfaces
10/19/1983EP0091449A1 Spring element.
10/18/1983US4410607 Porous electrode preparation method
10/18/1983CA1155287A1 Loose-fill thermal insulation
10/11/1983US4409284 Porous moldings made of accumulated mass of stringy or thready extrudates
10/04/1983USRE31405 Ceramic foam cement
10/04/1983US4407967 Method for producing spheroidal ceramics
09/1983
09/28/1983EP0089756A1 Particulate filters for use with diesel engines
09/13/1983US4404291 Low-density, open-pore molded inorganic body with a homogeneous pore distribution
09/13/1983US4404007 Exhaust gas cleaning element
09/13/1983CA1153711A1 Method for producing ceramic honeycomb filters
09/07/1983EP0087789A1 Porous ceramic article
09/06/1983US4402927 Transparent, blocks
09/06/1983US4402925 Porous free standing pyrolytic boron nitride articles
08/1983
08/31/1983EP0087067A1 Exhaust gas filter and method of making the same
08/31/1983EP0086938A2 Hollow sphere ceramic particles for abradable coatings
08/30/1983CA1153022A1 Thermal insulation material
08/30/1983CA1153019A1 Molten metal filter
08/30/1983CA1153018A1 Method of producing mouldings and layers of inorganic materials
08/30/1983CA1152816A1 Silicate based and polysalt containing hollow microspheres which have been surface modified with multivalent metal
08/23/1983US4400335 Process for repairing refractory linings
08/16/1983US4399090 Adding an organic metal compound which is converted to oxide when heated
08/16/1983US4398958 Making lightweight concrete
08/10/1983EP0085601A1 Method of making a refractory-refractory type composite structure, and structure obtained
08/09/1983US4397770 Method of preparing a catalyst
08/02/1983US4396572 Simulatenous extrusion of pastes, baking
08/02/1983US4396565 Sintering a ceramic-dipped column of open-cell foam having a core and periphery of different cell density; high strength
07/1983
07/27/1983EP0084266A2 Refractory coating compositions
07/26/1983US4395456 Inorganic foam
07/20/1983EP0083919A2 Method of producing burned refractory bricks with continuous channels
07/19/1983US4394335 Process for preparing structural components
07/19/1983US4393901 Low-permeability hollow spheres and pipe filled with the spheres for temporary weight reduction
07/12/1983CA1149732A1 Method of cementing wells
07/06/1983EP0083004A2 Aqueous preparation and its use in making ceramic masses
07/06/1983EP0083003A1 Aqueous preparation and its use in the preparation of ceramic masses
07/05/1983US4391918 Ceramic foam filter and aqueous slurry for making same
07/05/1983CA1149421A1 Firebricks containing chrysotile asbestos residues
07/05/1983CA1149170A1 Method and apparatus for producing hollow microspheres
07/05/1983CA1149116A1 High temperature thermal insulation material and method for making same
06/1983
06/28/1983US4390355 Ceramic monolith
06/22/1983EP0082124A1 Process for repairing refractory linings
06/22/1983EP0081794A1 Process for manufacturing fired refractory porous plugs for rinsing by gas
06/08/1983EP0029227B1 Process for the manufacture of a shaped heat-insulating body
06/01/1983EP0080078A2 Hollow microspheres and applications thereof
05/1983
05/24/1983US4385135 Intumescent sheet material containing low density fillers
05/24/1983CA1146981A1 Shaped heat-insulating body and process of making the same
05/18/1983EP0078938A1 Use of acid groups containing thermostable hydrophilic condensation products of aldehydes and ketones as surface active agents
05/17/1983US4384046 Method of producing mullite ceramic fiber products
05/17/1983US4383890 Ceramic sheet and method for producing the same
05/11/1983EP0078617A1 Rock wool composite material
05/11/1983EP0078508A1 Inorganic foam and process for its preparation from tertiary metal phosphates
05/11/1983EP0078507A1 Inorganic foam and process for its preparation
05/04/1983EP0078046A1 Process for the production of refractory bricks
04/1983
04/28/1983WO1983001495A1 Spring element
04/27/1983EP0077444A1 Ceramic fiber board
04/26/1983CA1145270A1 Ceramic filters for diesel exhaust particulates and methods of making
04/26/1983CA1145269A1 Ceramic filters for diesel exhaust particulates
04/20/1983EP0076838A1 Method for manufacturing foam concrete elements.
04/13/1983EP0076781A2 Filter medium in the form of a stable porous body
04/13/1983EP0076731A2 Porous free standing pyrolytic boron nitride articles and method for preparing the same
04/05/1983US4379161 Novel substituted heterocyclic phenoxyamines, the method of preparation thereof and the use thereof as local anaesthetics
04/05/1983US4379109 Method of preparing a monolithic structure having flow channels
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