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| Number | Title | Issue Date |
| 7744689 | Alkali resistant glass compositions An alkali resistant glass composition having improved durability to withstand highly alkali environments at elevated temperatures, such as curing of cementitious products in an autoclave, is conveniently formed from economical and abundant materials. The glass compo... | 06/29/2010 |
| 7341620 | Fire-insulating wall covering and a preparation method for same A sound-absorbing and fire-insulating wall covering includes, a cured mixture of: (i) 5-20% by weight mineralized wood fibre; (ii) 20-60%/by weight sand with an SiO2 content of less than 5% by weight and a greywacke content of at least 30% by weigh... | 03/11/2008 |
| 7276551 | Cement composition The present invention relates to a novel cement composition. This cement may be combined with a number of different products, including residual materials such as polystyrene, glass, cork, fiberglass, cellulose fibers, wood fibers and wood shavings, as well as with ... | 10/02/2007 |
| 6926928 | Protection of a gas turbine component by a vapor-deposited oxide coating A gas turbine component, such as a turbine disk or a turbine seal element, is protected by depositing an oxide coating on the gas turbine component. The deposition is performed by a vapor deposition process such as metal-organic chemical vapor deposition (MOCVD) to ... | 08/09/2005 |
| 6919121 | Component with repaired thermal barrier coating A method of repairing a thermal barrier coating (16) on a component (10) designed for use in a hostile thermal environment, such as turbine, combustor and augmentor components of a gas turbine engine. The method more particularly involves repairing a t... | 07/19/2005 |
| 6818055 | Porous silicate granular material and method for producing it A porous silicate granular material, especially as aggregate for the production of construction materials such as lightweight concrete, mortar or heat-insulating plaster containing glass and a glassy crystalline component comprising 45 to 85 wt. % SiO2, 5... | 11/16/2004 |
| 6783704 | Method and agent for producing hydrophobic layers on fluoride layers Process for the production of hydrophobic layers on optical substrates which have an alkaline earth metal fluoride or alkali metal fluoride layer as the outermost layer or consist of alkaline earth metal fluorides or alkali metal fluorides, by thermal vapor depositi... | 08/31/2004 |
| 6554893 | Fire door core The present invention describes an improved building material composition, useful for example as a fire door core and to improved methods of making this composition. The building material of the present invention consists essentially of expanded perlite, ... | 04/29/2003 |
| 6541108 | Process for the preparation, preferably from waste materials, of silicate foam with closed pores, and the product produced by the process The process of the invention characterized in that to 100 parts by weight of a silicate powder having 2000-8000 m2 /g specific surface, 1-10 parts by weight of gas-forming material with particle size of 10-100 μm and 0.5-15 parts by weight of ... | 04/01/2003 |
| 6409817 | Fine-celled foam composition and method having improved thermal insulation and fire retardant properties Disclosed is a rigid fine-celled light-weight foam composition and a method of producing it which has improved retention of liquids by absorption/adsorption which improves the thermal insulation and fire retardant properties of the fine-celled foam partic... | 06/25/2002 |
| 6355098 | Light-weight material containing blown perlite and methods of producing the same The present light-weight material contains expanded perlite, alkali silicates and optionally added hardeners for aqueous alkali silicates, wherein said expanded perlite has a grain of from 0.8 to 6 mm, a hydrophobizing agent is present, the bulk densities... | 03/12/2002 |
| 6340389 | Fire door core The present invention describes improved fire door cores and improved methods of making these fire door cores. The fire door core of the present invention comprises expanded perlite, a fireproof binder, fire clay or vermiculite, and optionally one or more... | 01/22/2002 |
| 6074475 | Thermosetting syntactic foams and their preparation A low-density, syntactic foam material is provided according to the invention. The syntactic foam material is prepared by mixing together a plurality of microballoons and a finely divided solid thermosetting resin. Fibers are also preferably incorporated ... | 06/13/2000 |
| 6068795 | Process and product for providing fire resistance and acoustic and thermal insulation A fire resistant, acoustic and thermally insulative product consists essentially of a silica-containing refractory solid in finely divided or powdered particulate form, present in an amount sufficient to intumesce to a predetermined volume when exposed to... | 05/30/2000 |
| 6059036 | Methods and compositions for sealing subterranean zones The present invention provides methods and compositions for sealing subterranean zones. The methods of the invention basically comprise the steps of preparing a sealing composition comprised of an aqueous alkali metal silicate solution, a gelling agent an... | 05/09/2000 |
| 6033591 | Cellular thermal insulating material based on diatomaceous earth and method for its production A thermal insulating material with a cellular structure is disclosed which comprises a bound SiO2 -containing material converted to at least 90% into a tobermorite phase. The SiO2 -containing material is diatomaceous earth, the densi... | 03/07/2000 |
| 5944888 | Spray insulating coating for refractory articles The present invention is directed to an insulating coating for refractory articles, adapted to be applied by spraying or gunning, which is easy to apply, cost effective, eliminates the potential health hazards associated with ceramic fiber paper, and whic... | 08/31/1999 |
| 5833728 | Method for the preparation of vitreous hollow microspheres Provided is a method for the efficient preparation of fine hollow spherical glassy bodies having a high strength and excellent whiteness from a volcanic vitreous deposit as the starting material. The fine hollow spherical glassy bodies as desired can be p... | 11/10/1998 |
| 5783297 | Materials for shock attenuation Materials with exceptional shock attenuating properties are chemically bonded ceramics having densities that range from 30 to 160 lb/cubic foot (0.48 to 2.56 g/cc) and porosities of 20% to 80%. The materials are chemically bonded ceramic composites based ... | 07/21/1998 |
| 5714000 | Fine-celled foam composition and method Disclosed is a rigid fine-celled foam composition and a method of producing it. The foam composition is nontoxic, environmentally friendly, has improved absorption/adsorption and retention of liquids, is not as hard as prior art foams, does not include po... | 02/03/1998 |
| 5635292 | Compressed low density hydraulically bonded composite articles Incorporation of solid removable aggregates into powdered cement which later completely dissolve, evaporate, volatilize, or melt leaving voids in the cement composition is discussed. Cementitious articles are prepared by manipulating powdered hydraulic ce... | 06/03/1997 |
| 5614255 | Method for the preparation of vitreous hollow microspheres Proposed is an efficient method for the preparation of vitreous hollow microspheres from particles of a vitreous volcanic deposit by a heat treatment to effect expansion of the particles by foaming. The inventive method comprises a step, prior to the heat... | 03/25/1997 |
| 5611853 | Composition of matter and solid medium based-on naturally-occurring humic allophane soil useful in treatment of fluids A composition of matter comprising naturally-occurring humic allophane soil or Ando soil as an essential ingredient admixed with a binder material, said composition is useful in preparation of solid media effective as deodorant, absorbent, adsorbent and t... | 03/18/1997 |
| 5562767 | Manufactured aggregate composite Manufactured aggregates and/or composites having incorporated therein an asphaltic oxidation product.... | 10/08/1996 |
| 5503931 | Moisture absorbing material and methods of production An improved moisture absorbing amorphous silicate material formed by the steps of: parboiling rice under 22 psi and at a temperature above 212 degrees F. to force bran into the rice grain and dissolve cellulose from the rice hulls creating voids in the ri... | 04/02/1996 |
| 5393341 | Method and apparatus for the production of structural foam, particularly cement foam A method for the production of structural foam from air, water, foaming agent and an aggregate, particularly cement foam, for which cement slurry is blown under high pressure into a mixing chamber and mixed with a foaming agent and the mixture immediately... | 02/28/1995 |
| 5352288 | Low-cost, high early strength, acid-resistant pozzolanic cement A low cost cement composition that can be admixed with water and hydrothermally closed cured to give acid-resistant products of high compressive strength consisting essentially of, in parts by weight, 1 to 1.5 parts of a calcium oxide material containing ... | 10/04/1994 |
| 5336645 | Soluble, cellulated mold and foamable mixture A soluble thermally cellulated, ceramic mold member, having gas evolved cells dispersed in a soluble crystalline matrix, the matrix consisting predominantly of at least one crystal phase selected from the group consisting of borates and phosphates of alka... | 08/09/1994 |
| 5298068 | Inorganic foam body and process for producing same The inorganic foam body consists of an at least partially open-cell foam formed by thermally foaming and hardening a mixture comprising an alkali water glass and a filler from the group of aluminum oxide, silicon dioxide, aluminous cement, crushed rocks, ... | 03/29/1994 |
| 5244726 | Advanced geopolymer composites A self-hardened, high temperature-resistant, foamed composite is described. An alkali metal silicate-based matrix devoid of chemical water has dispersed therein inorganic particulates, organic particulates, or a mixture of inorganic and organic particulat... | 09/14/1993 |
| 5242494 | Foamable compositions This invention relates to a foamable silicate composition comprising (a) one or more alkali metal silicates, (b) a blowing agent, (c) a hardener which can be an acetate or a formate ester of a di-polyhydric alcohol or a polyoxyalkylene glycol and (d) a su... | 09/07/1993 |
| 5164003 | Room temperature curable surface coating and methods of producing and applying same A silica-based coating for, and a method for coating glass, metal, ceramic, and plastic surfaces by forming single cross-linked O-Si-O polymer chains. The coating generally comprises a binder and a filler. The binder is a mixture of silica-based polymers,... | 11/17/1992 |
| 5160540 | Method for producing of concrete with controllable density A method for producing a concrete with a controllable density, which at the density of 1200 kg/m3 has a compression strength of at least 3.5 MPa and after that linearly increases to at least 19 MPa at 2,000 kg/m3, characterized in mi... | 11/03/1992 |
| 5143777 | Ceramic mould material A ceramic material for making ceramic moulds and core for metal casting is described comprising basically granular or bubble refractory material, e.g. alumina or mullite, bound together by hardened ceramic slurry. Moulds for lost wax casting are built-up ... | 09/01/1992 |
| 5085897 | Fire retardant insulation spray coating method The use of a liquid mixture of a liquid alkali-metal silicate preferably sodium or potassium silicate and more preferably sodium silicate with an inert mineral filler selected from perilite and vermiculite, suitably in an amount from 5 to 50% by weight an... | 02/04/1992 |
| 5084101 | Process for the preparation of an open-pore foam from essentially inorganic components A composition for the production of an open-pore foam product from essentially inorganic components contains, in addition to known components, a rock-forming solid substance, a curing agent, a foaming additive, and an at least partly alkali-soluble protei... | 01/28/1992 |
| 5082494 | Materials for and manufacture of fire and heat resistant components A composition for use in manufacturing fire and heat resistant components, typically by moulding, comprises a mixture of foamed filler, a liquid binder and one or more frits. The composition may itself be moulded to form such components or may be included... | 01/21/1992 |
| 5017523 | Method for the preparation of ultra-fine hollow glass spheres Ultra-fine hollow glass spheres suitable as a filler in light-weight composite materials for building use and the like can be prepared from a fine powder of volcanic glass even when the starting powder has a particle size as fine as 20 μm or smaller. The... | 05/21/1991 |
| 4960621 | Method of insulating with inorganic non-combustible foam A method of applying an inorganic non-combustible foam making use of separately packaged sodium silicate as a liquid and a mixture of sodium silico fluoride, silicon metal and a filler.... | 10/02/1990 |
| 4950627 | Ceramic coating on metal The invention relates to a composition for forming a heat-insulating ceramic coating on a metal, said composition comprising, in % by weight: 10-50% of potassium silicate 10-50% of silica 5-40% of inorganic filler 1-25% of ceramic fibres 2-40% of water 2-20% of hol... | 08/21/1990 |
