| 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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| 09/07/1982 | CA1131265A1 Method of disposing of washing water sludge from filtering systems |
| 09/07/1982 | CA1131263A1 Ferrochromium slag for uses requiring refractoriness and mechanical strength |
| 08/24/1982 | US4345944 Cement additive |
| 08/19/1982 | WO1982002710A1 Method for manufacturing heat insulating aggregates or pellets and product thus obtained |
| 08/17/1982 | US4344796 Fluidized bed combustion residues and pozzolanic material |
| 08/17/1982 | CA1129668A1 Granulation process |
| 08/03/1982 | US4342738 Hydrogen generation as fuel by use of solar ultraviolet light process |
| 08/03/1982 | US4342732 Mixing calcium sulfate and sulfite with calcium bisulfite, precipitation and crystallization |
| 07/27/1982 | US4341562 Concrete from cement, cement kiln dust, water; curing |
| 07/27/1982 | CA1128556A1 Fibre-reinforced cementitious product and method of preparing same |
| 07/20/1982 | US4340396 Process for disposal of ammonium jarosite |
| 07/20/1982 | US4340254 Method of mining heavy coal seams in two or more benches |
| 07/13/1982 | US4339405 Method of adhering mineral deposit in wood fragment surfaces |
| 07/13/1982 | CA1127672A1 Treatment of hazardous waste |
| 07/08/1982 | WO1982002196A1 A method for making concrete weather-resistant |
| 07/06/1982 | US4338134 Process for binding waste liquor or sludge |
| 06/30/1982 | EP0055004A1 Process for processing moist compositions containing pollution-causing substances and composition |
| 06/22/1982 | US4336069 High strength aggregate for concrete |
| 06/15/1982 | US4334930 Mortars for thermal insulating joints |
| 06/15/1982 | CA1125941A1 Building material element and its preparation |
| 06/15/1982 | CA1125583A1 Method of making fibriform fire protection medium |
| 06/01/1982 | CA1124470A1 Method of and apparatus for making slag sand and slag wool |
| 05/25/1982 | USRE30943 Fly ash and kiln dust |
| 05/11/1982 | US4329179 Using ferric chloride accelerator in hydraulic cement |
| 04/29/1982 | WO1982001331A1 Process for non-polluting waste disposal |
| 04/28/1982 | EP0050371A1 Method for the harmless dumping of waste |
| 04/20/1982 | CA1122232A1 Method of stabilizing aqueous fine coal slurry and product thereof |
| 04/20/1982 | CA1122072A1 Method of heat treating a material |
| 03/31/1982 | EP0048417A1 Red-mud based material for the construction of roadway coverings |
| 03/18/1982 | WO1982000819A1 Shaped cementitious products |
| 03/16/1982 | US4320022 Dry granular calcined magnetic fraction obtained from chrysotile asbestos tailings |
| 02/03/1982 | EP0044916A2 Process and apparatus for the separation of sulfur dioxide and other pollutants from flue gas |
| 02/02/1982 | US4313762 Method of wasting fly ash and product produced thereby |
| 02/02/1982 | CA1117273A1 Polymeric silicate material and a method of manufacturing the same |
| 01/26/1982 | US4312842 Use of evolved sulfur dioxide to form sulfuric acid used in process; air pollution control |
| 01/20/1982 | EP0044178A2 Fibrous composite materials and the production and use thereof |
| 01/20/1982 | EP0044161A2 Fibrous composite materials and the production and use thereof |
| 01/20/1982 | EP0044160A1 Fibrous composite materials and the production and use thereof |
| 01/19/1982 | US4311554 Incombustible material |
| 01/06/1982 | EP0042935A1 Shaped article and composite material and method for producing same |
| 12/29/1981 | CA1115024A1 Process of hydrometallurgical treatment for eliminating impurities from a solution containing dissolved metals |
| 12/22/1981 | US4307051 Process for manufacturing a lightweight refractory product |
| 12/02/1981 | EP0041053A1 Method for manufacturing heat insulating and soundproofing pebbles and balls |
| 11/17/1981 | CA1112425A1 Production of hydrochloric acid |
| 11/12/1981 | WO1981003170A1 Shaped article and composite material and method for producing same |
| 11/04/1981 | EP0039324A1 Method of processing hydrosilicofluoric acid produced during the wet decomposition of phosphates, and arrangement for carrying out this method |
| 11/03/1981 | US4298339 Method of heat treating a material |
| 11/03/1981 | CA1111982A1 Pvc - red mud compositions |
| 10/28/1981 | EP0038599A1 Granulated material comprising a filler and an inorganic binding agent |
| 10/27/1981 | US4297309 Process of using and products from fume amorphous silica particulates |
| 10/21/1981 | EP0038235A1 Method of treating acid liquid wastes |
| 10/20/1981 | US4295972 Exothermic reaction with calcium oxide |
| 10/20/1981 | US4295744 Slurry gun |
| 10/13/1981 | US4294750 Pyroplastoid particles, composition and method of production |
| 09/15/1981 | CA1108820A1 Process for treating waste sludge from combustion plant desulfurization units and cementitious product of the process |
| 09/01/1981 | US4287167 Novel harzburgite and preparation thereof |
| 08/25/1981 | US4285842 Mixing fibers with a powdered boron mineral material |
| 08/12/1981 | EP0033391A1 Process for preparing flame retardant or non-combustible products based on fibrous materials |
| 07/21/1981 | CA1105501A1 Disposal of heavy metal containing sludge wastes |
| 07/08/1981 | EP0031667A1 Improvements in the treatment of hazardous waste |
| 07/01/1981 | EP0031208A1 Process for the manufacture of a porous sintered aggregate |
| 06/30/1981 | US4276269 Precipitation of ferric silicate from zinc sulfate solution |
| 06/30/1981 | CA1103969A1 Method and apparatus for controllably recycling the solids content of the effluent from an asbestos- cement poducts forming plant |
| 06/23/1981 | US4274880 Treatment of hazardous waste |
| 05/26/1981 | US4269721 Dust abatement with calcium sulfate |
| 05/19/1981 | US4268320 Pyroplastoid particles, composition and method of production |
| 05/05/1981 | CA1100534A1 Treatment of hazardous waste |
| 04/21/1981 | US4263049 Fibre-reinforced product and method of preparing same |
| 03/24/1981 | US4257815 Air entraining mortar and process of manufacture |
| 03/10/1981 | US4255195 Compositions containing silicon dioxide |
| 02/11/1981 | EP0023872A1 Process for producing construction elements from hydrated calcium sulphate originating from the treatment of calcium phosphate |
| 02/10/1981 | US4250134 Method for the production of cementitious compositions and aggregate derivatives from said compositions |
| 02/10/1981 | US4249954 Reduction of particle size |
| 02/10/1981 | US4249952 Method for producing cement clinker from cement kiln waste dust |
| 02/03/1981 | US4248640 For use in cement |
| 01/20/1981 | US4246036 Colored composite material of the asbestos-cement or similar type and its manufacture |
| 01/20/1981 | CA1093908A1 Air-entrained-spherical plastics treated with adhesive mixtures containing viscous soils |
| 01/14/1981 | EP0022318A1 Method for the production of cementitious compositions and aggregate derivatives from said compositions, and cementitious compositions and aggregates produced thereby |
| 01/07/1981 | EP0021180A1 Process for the elimination and economical usage of the residue produced by washing furnace exhaust gas in connection with waste products |
| 01/06/1981 | US4243425 Method of refining the silicatic slag phase obtained in the thermal recovery of phosphorus from phosphates |
| 12/30/1980 | US4242142 Method for treating granulated blast furnace slag |
| 12/23/1980 | US4240496 Heat-insulating articles |
| 11/25/1980 | US4235836 Shaping fuel ash-sodium silicate mixture, curing |
| 11/18/1980 | US4234380 Polymeric silicate material and a method of manufacturing the same |
| 11/04/1980 | US4231975 Evaporative cooler and liquid-gas contact pad therefor |
| 11/04/1980 | US4231801 Cement and concrete mixture |
| 10/28/1980 | US4230568 Adding calcium-containing cement, aluminum silicate; allowing to set, addition of active carbon |
| 10/21/1980 | CA1088109A1 High temperature cement system |
| 10/15/1980 | EP0017504A1 Cement slurry reclamation system and method |
| 10/14/1980 | CA1087593A1 Macroporous microspheroids and a process for their manufacture |
| 10/14/1980 | CA1087581A1 Process and apparatus for the continuous preparation of insulating material of a fiber material and a powdery fireproof making substance |
| 10/07/1980 | US4226712 Method and apparatus for treating water containing wastes |
| 10/07/1980 | US4226631 With hydraulic cement and lipids |
| 10/07/1980 | US4226630 Slurrying, hardening |
| 10/07/1980 | US4226542 Cement slurry reclamation system and method |
| 10/01/1980 | EP0016711A1 Process for manufacturing a granulate from ligneous material and process for manufacturing products having good insulating properties from these granulates |
| 09/16/1980 | US4222786 Ferrochromium slag for uses requiring refractoriness and mechanical strength |
| 09/09/1980 | US4221633 Method and apparatus for controllably recycling the solids content of the effluent from an asbestos-cement products forming plant |
| 09/09/1980 | CA1085239A1 Process for producing composite powder particles |
| 09/09/1980 | CA1085140A1 Method of compacting silica dust |