| 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) |
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| 09/26/1990 | EP0389328A1 Method for insolubilizing and agglomerating incinerator fly ash |
| 09/26/1990 | CN1045571A Method of producing cement or concrete |
| 09/25/1990 | US4959401 Polymer, inorganic particles |
| 09/20/1990 | DE3908628A1 Briquetting of clay powder mixtures with additives on roll presses with mould cavities and processing of these briquettes to create water-impermeable barrier layers |
| 09/20/1990 | DE3908172A1 Porous mineral light-weight aggregate granulate and process for the production thereof |
| 09/19/1990 | EP0387727A2 Solidifiable waste mixture |
| 09/17/1990 | CA2011514A1 Method of producing cement or concrete |
| 09/13/1990 | CA2011082A1 Consolidated mixture from residues |
| 09/12/1990 | EP0386755A1 Process for the production of concrete and unset concrete prepared by this process |
| 08/30/1990 | DE4005149A1 Verbesserte puzzolanische zubereitungen Improved pozzolanic preparations |
| 08/30/1990 | DE3906010A1 Process for preparing a moist mixture of plaster of Paris and waste-paper fibres |
| 08/29/1990 | EP0384815A1 Process for the treatment of a hemp by-product, aggregates obtained by this process and concrete incorporating these aggregates |
| 08/28/1990 | CA1273368A1 Durable and highly stable moulded construction parts |
| 08/24/1990 | CA2010816A1 Pozzolanic compositions |
| 08/22/1990 | EP0383227A1 Process for binding particulate waste such as dusts, metal waste, fibres, paper waste or the like |
| 08/22/1990 | CN1044840A Light cellular partition board of silica-magnesia |
| 08/15/1990 | CN1044641A Beauty-quality composite marble decorative boards |
| 08/14/1990 | WO1990009424A1 Process for binding particulate waste, such as dust, metal scrap, fibres, paper waste or the like, to solids |
| 08/14/1990 | CA2045407A1 Process for binding particulate waste, such as dust, metal scrap, fibres, paper waste or the like, to solids |
| 08/14/1990 | CA1272742A1 Silica fume slurry |
| 08/07/1990 | US4946505 Mixing pigment containing granules with cement, binders and water |
| 08/02/1990 | DE3901783A1 Method for the final storage of weakly contaminated building rubble from the demolition of nuclear installations |
| 08/01/1990 | EP0379599A1 Cellulosic raw material for use as a filler, filtering and moulding additive, disintegrant and carrier for active compounds |
| 08/01/1990 | EP0231205B1 Method and apparatus for making spherical particles, and the particles produced thereby |
| 07/26/1990 | DE3902023A1 Building material board made of natural fibres or waste products of plant origin and obtaining the fibres thereof |
| 07/18/1990 | EP0377718A1 Incineration residue treatment process and apparatus. |
| 07/17/1990 | US4941772 Method of disposing of salt-containing dusts from incinerator plants |
| 07/12/1990 | WO1990007472A1 Lightweight molding and production thereof |
| 07/12/1990 | DE3940396A1 Redn. of gas evolution from refuse dumps - comprises injecting slurry of hydraulically setting mixt. |
| 07/12/1990 | DE3900181A1 Method for the thermal processing of residual products of flue gas purification plants and fluidised-bed combustion plants, producing utilisable feedstocks |
| 07/11/1990 | CN2059164U Foam powder coal ash plate |
| 07/10/1990 | US4940611 Agglomeration, sintering, hardening |
| 07/04/1990 | EP0376690A1 Fired product utilizing incineration ash and method of production thereof |
| 07/04/1990 | EP0375913A2 Process for recycling fly ash with a given humidity in a combustion plant for the destruction of organic noxious matter in the fly ash |
| 07/04/1990 | CN1043487A Production method for concrete of slag structure material |
| 06/28/1990 | CA2006854A1 Fired product utilizing incineration ash and producing method thereof |
| 06/27/1990 | EP0375653A2 Process for the treatment of waste |
| 06/27/1990 | CN1043303A Enamelled brick made of iron-ore tailing powder and productive process thereof |
| 06/20/1990 | EP0373459A1 Method for the intermediate sealing of dumps |
| 06/20/1990 | CN1043117A Coal powder ash brick excused from firing and steaming and the production method thereof |
| 06/20/1990 | CN1043116A Inorganic sound absorbent for building |
| 06/15/1990 | CA2005338A1 Process for the intermediate sealing of dumps |
| 06/13/1990 | EP0372039A1 Process and device for processing residues from refuse incinerators. |
| 06/13/1990 | CN1008363B A magnesia-carbon brick and its process |
| 06/13/1990 | CN1008361B Featherweight heat-insulation material of powdery coal cinder |
| 06/06/1990 | CN1042701A Manufacturing process for unburnt building block of fly-ash |
| 06/05/1990 | US4931098 Method for adding silica fume to dry shotcrete mixture |
| 05/30/1990 | EP0370623A2 Process for producing hydrated and cured product of lime-gypsum-coal ash mixture |
| 05/23/1990 | EP0369946A1 Process for immobilizing wastes |
| 05/23/1990 | CN1042342A Formulation of mixed cement material from phosphorus slag |
| 05/16/1990 | EP0367914A1 Process for the production of agglomerates resistant to leaching |
| 05/16/1990 | CN1042088A Porcess for manufacturing hydrated cured products of lime-gypsum-coal ash mixture |
| 05/02/1990 | EP0366028A2 Process for the production of a material containing clay and fibres |
| 05/02/1990 | CN1041748A Reinforced light concrete products and making method thereof |
| 04/25/1990 | EP0365046A1 Process for colouring concrete |
| 04/25/1990 | EP0364595A1 Method of insolubilizing heavy metals contained in fly ash discharged from garbage incinerator |
| 04/25/1990 | EP0364594A1 Method of insolubilizing heavy metals contained in fly ash discharged from garbage incinerator |
| 04/24/1990 | US4919722 From refuse; mixing with calcium oxide and hydraulic cement |
| 04/19/1990 | WO1990003951A1 Disposal of hydrocarbon sludge waste |
| 04/19/1990 | DE3834751A1 Process for producing light-weight aggregates having a low density |
| 04/18/1990 | EP0363429A1 Process for chemical stabilization of heavy metal bearing dusts and sludges, such as eaf dust. |
| 04/17/1990 | US4917732 Tumbling, aggregating flyash, slag, clay and cementious particles to desired composite |
| 04/17/1990 | US4917024 Coal fired power plant with pollution control and useful byproducts |
| 04/05/1990 | WO1990003345A1 Method of obtaining active mineral admixture to cementing materials |
| 04/04/1990 | EP0360858A1 Lightweight aggregate for concrete |
| 04/04/1990 | CN1040972A In-situ formation of soluble silicates from biogenetic silica in chemical fixation/solidification treatment of wastes |
| 03/27/1990 | US4911757 Calcium aluminum silicate |
| 03/22/1990 | WO1990002910A1 Method and apparatus for using hazardous waste to form non-hazardous aggregate |
| 03/21/1990 | EP0359239A2 Filler for concrete or the like and process for producing it |
| 03/21/1990 | EP0359020A1 Process for the recovery of wastes containing sodium sulfate |
| 03/15/1990 | DE3830259A1 Process for thermal disposal of waste materials containing elements which pollute the environment |
| 03/08/1990 | DE3828806A1 Process for producing granules from filter dust, in particular filter dust from refuse incineration installations |
| 02/22/1990 | WO1990001468A1 Building material |
| 02/13/1990 | US4900360 Process for using sludge from geothermal brine to make concrete and concrete composition |
| 02/13/1990 | US4900359 Cellular concrete |
| 02/08/1990 | DE3249786C2 Use of the residual solids from dry flue gas desulphurisation as building material for producing shaped objects |
| 02/07/1990 | EP0190286B1 Hollow microspheres made from dispersed particle compositions and methods and apparatus for producing them |
| 02/06/1990 | US4898898 Mixing reinforcing or extending fillers with silicones |
| 01/30/1990 | CA1264905A1 Hollow microspheres made from dispersed particle compositions |
| 01/25/1990 | WO1990000635A1 Product capable of inhibiting the corrosion of the reinforcements present in concrete or cement mortar and related process |
| 01/18/1990 | DE3836217C1 Process for producing a material containing clay and fibre |
| 01/17/1990 | CN1038771A Comprehensive utilization and eliminating poison of chromium cinder |
| 01/02/1990 | US4890563 Treatment of waste and rotary kiln therefor |
| 12/28/1989 | WO1989012609A1 Process and device for processing residues from refuse incinerators |
| 12/28/1989 | WO1989012498A1 Incineration residue treatment process and apparatus |
| 12/26/1989 | US4889879 Thermoplastic compositions with very high content of pulverized mineral materials for incorporation in polymers |
| 12/20/1989 | EP0346992A1 Process for manufacturing a hardenable mixture containing coal ash; process for manufacturing hardened granules containing coal ash and building component containing coal ash |
| 12/20/1989 | EP0346350A1 Cement composition curable at low temperatures |
| 12/19/1989 | US4888058 From ferrosilicon metal alloy and tripolyphosphate, citric acid, stabilizer |
| 12/14/1989 | DE3915373A1 Building material for traffic surfaces and foundations |
| 12/13/1989 | CN1006060B Superlight ceramsites and their compounding process |
| 12/12/1989 | US4886393 Pretreatment of solid wastes, and wastes to be compacted, for introduction into underground salt cavities of salt caverns via a downpipe under the force of gravity |
| 11/30/1989 | DE3816715A1 Granular composition |
| 11/30/1989 | DE3804883C1 Process for producing a clay- and fibre-containing material |
| 11/23/1989 | EP0342272A1 Process for the treatment of alpha-calciumsulphate-hemihydrate |
| 11/23/1989 | DE3828844A1 Process for disposing of sodium sulphate having a high water of crystallisation content, in particular of wastes of flue gas desulphurisation in the combustion of high-sulphur fossil fuels, for example of low-grade coal |
| 11/21/1989 | US4882067 Process for the chemical bonding of heavy metals from sludge in the silicate structure of clays and shales and the manufacture of building and construction materials therewith |
| 11/16/1989 | WO1989010905A1 Process for preparing calcium sulphate alpha hemihydrate |
| 11/16/1989 | DE3815703A1 Rubber-containing concrete mixtures, the production thereof and use thereof for producing liquid-impermeable concrete constructions |
| 11/14/1989 | US4880582 Hardening granulated material at elevated temperatures |