Patents
Patents for C04B 18 - Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone (11,919)
07/1994
07/06/1994CN1088896A Building mortar
06/1994
06/30/1994DE4344232A1 Adding waste aluminium prods to raw material used to produce cement
06/28/1994US5324469 Method of making single wood concrete layer sound absorption panel
06/23/1994WO1994013361A1 Method and device for processing and using waste by converting it into non-polluting reusable materials
06/23/1994DE4338690A1 Disposal of waste material contaminated with heavy metals
06/22/1994EP0602293A1 Process and apparatus for treatment and valorisation of waste by transforming in a non-polluable reusable material
06/22/1994EP0467921B1 Procedure for the admixture of silicon oxide to a hydraulic cement slurry
06/22/1994CN1088193A Preparation of steel slag refractory material
06/22/1994CN1088192A Preparation of boron sludge refractory material
06/22/1994CN1088189A Process of the artificial stones
06/22/1994CN1088188A Cement setting accelerator and its production method
06/21/1994US5322563 Adding inorganic pigment granules
06/08/1994EP0600128A1 An immobilization agent for industrial waste
06/08/1994EP0599929A1 Process and device for producing fibre-reinforced plaster plates
06/08/1994EP0599925A1 Process and device for producing multi-layered, fibre-reinforced plaster plates
06/08/1994CN1087695A Miniature hollow building block with calcium carbide dregs concrete
06/01/1994DE4244249C1 Verfahren und Vorrichtung zur Herstellung von Betonbauteilen sowie Betonbauteil Method and apparatus for producing concrete elements and concrete component
06/01/1994CN1087328A Method of producing active rice husk ash
05/1994
05/26/1994WO1994011586A1 Insulating slabs for façades
05/26/1994CA2148932A1 Insulating slabs for facades
05/25/1994EP0598339A1 Acrylic fibres with an improved dispersibility in viscous matrixes, and method of making fibre reinforced composites
05/25/1994EP0598069A1 Process for vitrifying asbestos containing waste, infectious waste, toxic materials and radioactive waste
05/25/1994EP0597912A1 Use of mixing, granulating and drying device.
05/24/1994US5314744 Double coated free aggregate usable in wood concrete technology and method of making the same
05/18/1994CA2103179A1 Acrylic fibers of improved dispersibility in viscous matrices and process for producing fiber-reinforced composites
05/11/1994CN1086502A Non-cement aerated coal ash concrete and its process
05/11/1994CN1024462C In-situ formation of soluble silicates from biogenetic silica in chemical fixation/solidification treatment of waste
04/1994
04/27/1994CN1085832A Process flow for treating leached-out chromium residue
04/27/1994CN1024342C Method for prepn. of composite cement board reinforced by plant fiber
04/26/1994CA1328863C Loose fill insulation product and method of making same
04/20/1994EP0592837A2 Sound-damping foam
04/19/1994US5304709 Adding finely divided particles of dry cementitious material to water containing hazardous waste, allowing to drop through without mixing to displace excess water, curing to immobilize
04/14/1994DE4332085A1 Concrete or cement with steel work slag added - to prevent shrinkage during hardening
04/14/1994DE4313977A1 Plastics waste recovery - by passing shredded separated matter through an extruder to be formed into pellets.
04/13/1994EP0591895A2 Building, stowing, or filling material
04/12/1994US5302200 Hydrating and plasticizing admixture for dense concrete
04/07/1994DE4233334A1 Processing building materials without hazardous gases - by adjustment of reaction temp. and time when processing recycled materials
04/06/1994EP0591043A1 Aerosol type packaging container refillable with compressed gas
04/06/1994EP0590816A1 Immobilisation of wate material
04/06/1994EP0590711A1 A method for the immobilisation of waste material contaminated with organic chemical compounds
04/05/1994US5299692 Method and apparatus for reducing carbon content in particulate mixtures
03/1994
03/31/1994WO1994006575A1 Compositions and methods for waste treatment
03/31/1994CA2145310A1 Compositions and methods for waste treatment
03/30/1994EP0589165A2 Material useful as insulation and flame retardant
03/30/1994EP0589053A1 Method and apparatus for feeding ultra-fine powder in constant-quantity batch
03/30/1994CN1084481A Method and apparatus for feeding ultra fine powder in quantitative batch operation
03/29/1994US5298203 Process for producing fiber aggregate
03/29/1994US5297496 Process for the combined treatment of waste materials
03/29/1994CA2106417A1 Method for the immobilisation of waste material contaminated with organic chemical compounds
03/24/1994DE4235032C1 Hydraulically setting filler or building material - manufactured from spent liquor containing magnesium chloride with magnesium oxide and industrial residues.
03/23/1994EP0588689A1 Process for treating incinerator residues of urban waste and products obtained
03/22/1994US5296040 Process for cleaning debris containing pollutants
03/17/1994WO1994005434A1 Pelletizing ash
03/16/1994CN1023998C Reclaiming of waste concrete
03/15/1994CA2105712A1 Process for treatment of solid waste incineration residue, and products so obtained
03/10/1994DE4327452A1 Wood wool building board
03/09/1994EP0524241B1 A process for the combined treatment of waste materials
03/03/1994WO1994004631A1 Municipal solid waste disposal process
03/03/1994WO1994004473A1 Light wood-wool building panel
03/03/1994WO1994004471A1 A method and mixture for treating electric arc furnace dust
03/03/1994WO1994004290A1 Process for encapsulating a waste material
03/03/1994DE4233600C1 Treatment of plastic wastes contg. metallic or organic impurities - involves washing with aq. alkaline medium to provide material useful as additive for building materials
03/03/1994CA2142841A1 Process for encapsulating a waste material
03/01/1994US5290356 Crack resistant concretes
03/01/1994CA1327373C Cement composition curable at low temperatures
02/1994
02/22/1994US5288439 Method of installing a post
02/16/1994CN1082187A Plant charcoal insulating material and its preparing process
02/15/1994US5286430 Incineration residue treatment process
02/15/1994US5286427 Method of environmental cleanup and producing building material using copper mine tailings waste material
02/15/1994US5286425 Pouring dry fast-setting particles into water in hole without mixing; uniform drop rate to hydrate; setting; curing
02/10/1994DE4225988A1 Porous ceramic material mfr. used to soak up hazardous waste - uses porous concrete waste fired in a kiln at least at 1000 deg.C.
02/09/1994EP0582094A1 Process for colouring building materials
02/09/1994EP0582008A1 Fixation and utilization of ash residue from the incineration of municipal solid waste
02/03/1994DE4225033A1 Heat treatment system for powdered or granular waste material - uses vertical induction oven for radiation heating of introduced material in free flow
02/02/1994EP0580613A1 Composite cement block
01/1994
01/27/1994DE4232760C1 Plaster-bound moulding contg. lignocellulose fibre reinforcement - obtd. from fibre slurry from cellulose@ mfr. and opt. lime slurry and waste contg. set plaster from moulding e.g. plasterboard mfr.
01/25/1994US5280757 Municipal solid waste disposal process
01/19/1994EP0578641A1 Fly ash benefication by carbon burnout in a dry bubbling fluid bed
01/19/1994EP0290488B1 Treatment of waste and a rotary kiln therefor
01/18/1994US5280149 Process for treating highly environmentally polluting residues
01/13/1994DE4316265A1 Working up paper slurry to use as filler in asphalt concrete etc. - by burning to produce an ash which is mixed with a weak filler
01/12/1994CN1080625A Coal ash powder full mineral slag concrete
01/05/1994DE4322048A1 Hydraulically active material prodn. from waste rock - by mixing with excess lime desulphurising agent, heat treating and finely grinding
01/05/1994CN1080269A 矿渣涂覆材料 Slag coating material
01/05/1994CN1080268A Silicate series cement compounded reinforcer
01/04/1994US5275652 Coating with stabilizing agent to prevent gelling
12/1993
12/29/1993EP0575329A1 Combined filtration and fixation of heavy metals
12/23/1993WO1993025609A1 Recycled fibre reinforced resin containing product and method and apparatus therefor
12/23/1993WO1993025492A1 Insulating material based on used raw materials and on fibrous raw materials, and process for producing the same
12/21/1993US5271754 Process for producing fluorescent or phosphorescent pigments coated with glass
12/16/1993DE4218863A1 Treating granular material or waste water loaded with heavy metals - by binding metals with chelating agent and passage through ion exchange system
12/16/1993DE4213119C1 Construction material derived from sludge - is mixed with ferrous-manganese sludge and ashes contg. residue from potash and salt mining as mine support piles
12/15/1993CN1079451A Combustion residue gelating material and its producing technology
12/15/1993CN1023109C Colored slag portland cement and preparing method thereof
12/15/1993CN1023075C Process for manufacturing hydrated cured products of lime-gypsum-coal ash mixture
12/14/1993US5269993 Method of making agglomerate of whiskers or short fibers
12/14/1993US5269975 Solidification of organic waste materials in cement
12/09/1993WO1993024425A1 Cellular concrete
12/09/1993DE4218774A1 Recycling of old road material contg. tar - involves disintegration of material for mixing with binder for making concrete blocks
12/09/1993DE4218566A1 Biodegradable component for use in landfills etc. - comprises clarified sludge with binder e.g. polymeric material pref. gypsum