| Patents for C04B 28 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements (36,226) |
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| 10/09/1991 | CN1055166A Fixing agent for anchor poles |
| 10/08/1991 | CA1290487C Fireproof materials and their producing processes |
| 10/03/1991 | CA2039467A1 Concrete composition for the manufacture of moulds, mould and process for the manufacture of a mould |
| 10/02/1991 | EP0449482A2 Cement additive |
| 10/02/1991 | EP0449360A1 Lightweight cement for high pressure applications |
| 10/02/1991 | DE4109916A1 Thermally conductive metal-contg. refractory compsn. - esp. mortar for bending shields and blocks to boiler tubes with high thermal conductivity |
| 10/02/1991 | DE4103833A1 Forming levelling layer for esp. liq., plaster floor - from dry mix of hydrophobised light aggregate and calcium sulphate binder, sprayed with water |
| 10/02/1991 | CN1054961A Sealing powder for fireworks |
| 10/02/1991 | CN1054960A Method for making carbonized silicate building materials products using boiler flue gas |
| 10/02/1991 | CN1054959A Anti-leakage normal portland cement |
| 10/02/1991 | CN1014141B Method for making gypsum mould |
| 10/01/1991 | US5053282 Mixture of synthetic forsterite, filler, and binder |
| 10/01/1991 | CA1289977C Grouting composition comprising slag |
| 09/30/1991 | CA2038303A1 Lightweight cement for high pressure applications |
| 09/25/1991 | EP0448218A1 Accelerating the set of cement compositions in wells |
| 09/25/1991 | EP0447800A1 Process for the treatment of gypsum |
| 09/25/1991 | EP0447530A1 Treatment of hazardous waste material. |
| 09/25/1991 | EP0447499A1 Method for preparing a resin concrete |
| 09/25/1991 | EP0258384B1 Lightweight joint compound having improved paintability |
| 09/25/1991 | EP0242361B1 Fibre-reinforced foam- or cellular bodies |
| 09/25/1991 | CN1054758A Method for making float stone stovepipe |
| 09/24/1991 | USRE33700 Parts subject to wear which come into contact with metal melts |
| 09/24/1991 | US5051130 Filling compositions for dental temporary sealing |
| 09/24/1991 | US5050507 Vault door and mix for casting same |
| 09/19/1991 | WO1991013830A1 Process for obtaining a geopolymeric alumino silicate and products thus obtained |
| 09/19/1991 | DE4108562A1 Wood concrete floor screed-forming mixt. - contains hydraulic binder, wood flakes, rigid foam and ceramic chips |
| 09/18/1991 | EP0447232A1 Composition and method for forming a tile body |
| 09/18/1991 | EP0446693A1 Process of manufacturing gypsum fibre boards and floor panels in particular |
| 09/18/1991 | CN1054578A Making method of jade magnesium silicate marble kitchen sink surface |
| 09/17/1991 | US5049316 Metal, hydrofluoric acid, boric acid, alkali hydroxide |
| 09/17/1991 | US5049288 Set retarded cement compositions and methods for well cementing |
| 09/17/1991 | US5049197 Floors, monding materials |
| 09/17/1991 | US5049196 Method of wetting a cement or gypsum-bonded fibrous mixture of building materials |
| 09/16/1991 | CA2038318A1 Composition and method for forming a tile body |
| 09/12/1991 | DE4007301A1 Insulating concrete to avoid cold bridging - comprising granular mineral substance bonded together with reactive resin to leave intermediate air spaces |
| 09/12/1991 | DE4000700A1 Preparing gypsum which can be cut with tools after setting - by adding vermiculite to the gypsum mixture prior to setting |
| 09/11/1991 | EP0445301A1 Composite primary particle of noncrystalline silica, composite secondary particle of noncrystalline silica, shaped form thereof and production thereof |
| 09/11/1991 | EP0445200A1 A process for treating fibours cellulosic webs and liquids for use therein |
| 09/11/1991 | CN1054435A Adhesive prepared from solvay liquor |
| 09/11/1991 | CN1054394A Thermal insulating composite mg-fibre board |
| 09/10/1991 | US5047086 Aalkyl cellulose and hydroxyalkyl alkyl cellulsoe; workability |
| 09/10/1991 | US5047085 In the bubbled frother solution |
| 09/10/1991 | US5046562 Fluid loss control additives for oil well cementing compositions |
| 09/04/1991 | EP0444542A1 Cementing compositions containing polyethyleneimine phosphonate derivatives as dispersants |
| 09/04/1991 | EP0444489A1 Cementing compositions containing a copolymer as a fluid loss control additive |
| 09/04/1991 | CN1054242A Method for making brick of powdered coal ash |
| 09/04/1991 | CN1054241A Composite material of polymer, boron clay and light-burned magnesia and products thereof |
| 09/04/1991 | CN1054240A Method for making brick with powdered coal ash |
| 09/04/1991 | CN1054238A Magnesite cement resisting whiting and decolouring |
| 09/04/1991 | CA2037303A1 Shotcreting process |
| 09/03/1991 | CA1288443C High strength cured cement article and process for manufacturing the same |
| 09/03/1991 | CA1288208C Method and apparatus for forming shaped pieces of insulation |
| 08/28/1991 | EP0443341A2 Process for preparing naphthalensulfonic acid formaldehyde condensates with low formaldehyde content |
| 08/28/1991 | CN1054033A Insulation sandwich door made of glass cloth cemented by magnesite |
| 08/27/1991 | US5043081 Method of chemically fixing liquid aqueous sludge by means of a pozzolanic reaction |
| 08/27/1991 | US5043019 Sealant for concrete or cinder block walls |
| 08/27/1991 | CA1288193C Method for forming a lightweight cementitious structural product and product formed thereby |
| 08/22/1991 | WO1991012218A1 Composition for covering a substrate |
| 08/22/1991 | DE4028697C1 Light concrete for prodn. of component under vibration - comprises admixture of bloated clay, cement, water and protein combination including halogen material, blood- and cellulose-substances |
| 08/22/1991 | CA2075628A1 Composition for covering a substrate |
| 08/21/1991 | EP0441924A1 Stabilised-viscosity adhesive agent and mortar additive and process for making it. |
| 08/21/1991 | CN1053914A Material for making kerb and paving brick |
| 08/20/1991 | WO1991012214A1 Flowability improving agent, a process for the production thereof and a use thereof |
| 08/20/1991 | US5041630 Sulfoalkylation of naphthol with a carbonyl and a sulfur compound; reduces viscosity, retards gelation |
| 08/20/1991 | US5041333 Lightweight wallboard and insulating boards |
| 08/20/1991 | CA2035341A1 Process for the preparation of naphthalene-sulfonic acid/formaldehyde condensates having a low free formaldehydecontent |
| 08/14/1991 | EP0441296A1 Acoustic plaster |
| 08/14/1991 | DE4003961A1 Light cement building material |
| 08/14/1991 | CN1053780A Functional complex microgels with rapid formation kinetics |
| 08/14/1991 | CN1013497B 3-alkoxy-2-hydroxypropyl derives of celluiose and use thereof in building compositions |
| 08/13/1991 | WO1991012215A2 Ferrocement composition, method of forming objects therefrom and apparatus for use in such a method |
| 08/13/1991 | US5039454 Zinc-containing magnesium oxychloride cements providing fire resistance and an extended pot-life |
| 08/13/1991 | US5039344 Comprising hydrochloric acid, aluminum, lime milk, ammonia and oil; bonding strength |
| 08/13/1991 | US5038863 Cementing oil and gas wells |
| 08/13/1991 | CA2075708A1 Method, apparatus and composition |
| 08/09/1991 | CA2017083A1 Compound for covering a substrate |
| 08/08/1991 | WO1991011406A1 Molded inorganic plate and production thereof |
| 08/08/1991 | WO1991011405A1 Method for eliminating the alkali-aggregate reaction in concret and cement thereby obtained |
| 08/08/1991 | DE4106516A1 Homogeneous finely disperse solid prodn. from suspension - by reaction with alkaline earth oxide, aluminium alcoholate or silicate ester then complete hydration |
| 08/07/1991 | EP0440523A1 Mortar for the fabrication of pressure resistant pipes, pipe made from this mortar and process for its fabrication |
| 08/07/1991 | EP0440013A2 Water-dispersible, heat-resistant composition and uses thereof |
| 08/07/1991 | EP0263859B1 Process for preparing filter dust, dredging sludge (harbour sludge) and similar waste matter for final disposal |
| 08/06/1991 | US5037859 Composite foams |
| 08/06/1991 | US5037796 Process for producing hydrated and cured product of lime-gypsum-coal ash mixture |
| 08/06/1991 | US5037600 Method of applying a polyolefin coating to pipe |
| 08/06/1991 | US5037480 Base and subbase composition |
| 08/06/1991 | US5037479 Treating cadmium and lead with reactive carbonates, phosphates and borates to convert to nonleachable form |
| 08/01/1991 | WO1991011256A1 Functional complex microgels with rapid formation kinetics |
| 08/01/1991 | DE4038147A1 Spraying of concrete mixts. |
| 08/01/1991 | CA2075194A1 Functional complex microgels with rapid formation kinetics |
| 07/31/1991 | EP0439372A2 Cementitious composition and making concrete therefrom |
| 07/31/1991 | EP0438838A2 Process for manufacturing a cement and a granulate from converter steel slag, and granulator device |
| 07/31/1991 | EP0236497B1 Coating compositions and method for improving the properties of coated substrates |
| 07/31/1991 | CN1053417A Chemical additives for aerated concrete |
| 07/25/1991 | DE4001230A1 Leach-resistant binding of finely divided inorganic waste - by reaction with reactive silicic acid |
| 07/24/1991 | EP0288502B1 Ceramic-ceramic composite material and production method |
| 07/24/1991 | CN1053224A Fine grinding coal ash mixed material |
| 07/24/1991 | CN1053223A Cement product and method of producing same |
| 07/23/1991 | US5034358 Ceramic coating on aluminum by slurrying zirconia with potassium silicate |
| 07/23/1991 | US5034160 Sprayable fireproofing composition |