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8171751 |
Foamed glass composite material and a method of producing same
A method of making a foamed glass composite, including crushing a vitreous precursor material, such as waste glass, frit, metallurgical slag or the like, sizing the crushed vitreous precursor to...
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7788949 |
Closed-cell foam silica
A method of making a closed-cell silica foam glass is provided which can include diffusing a substance into a porous glass substrate to form an impregnated substrate, sealing the impregnated glass...
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7694531 |
Method and apparatus for wafer-level micro-glass-blowing
A method for forming microspheres on a microscopic level comprises the steps of defining holes through a substrate, disposing a sheet of thermally formable material onto the substrate covering the...
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7169721 |
Self-foamed porous ceramic composition and method for making porous ceramic using the same
Disclosed herein are a self-foamed porous ceramic composition and a method for making a porous ceramic using the self-foamed porous ceramic composition. The self-foamed porous ceramic is obtained...
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6988378 |
Light weight porous structure
These glass bodies are light weight porous structures such as a boules of high purity fused silica (HPFS). More specifically, the porous structures are supports for HPFS mirror blanks. Porous glass...
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6562744 |
Process for producing inorganic porous material in a capillary
Inorganic porous materials contained in a confined space with at least one dimension of less than 1 mm, which are in liquid tight contact with the walls of said confined space. Preferred as the...
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6355587 |
Quartz glass products and methods for making same
The application discloses a number of unique sintered quartz glass products together with new silica compositions and processes for making and using such products. Nitrided clear and opaque...
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6032488 |
Method of manufacturing a porous inhomogeneous material
The invention is used to manufacture an inhomogeneous medium whose porosity and permeability undergo rapid transitions from one point to another of its volume, by juxtaposing different materials...
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5983671 |
Apparatus and method for manufacturing foamed material
An apparatus and method for the preferably continuous manufacture of foamed material using a furnace are provided. A two-part mold mechanism is provided that includes an upper portion and a lower...
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5972488 |
Opaque quartz glass and process for production thereof
Opaque quartz glass is provided which contains gas bubbles uniformly dispersed therein and is excellent in high-temperature viscosity and heat-insulating property. The opaque quartz glass has a...
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5928773 |
Foamed glass articles and methods of making same and methods of controlling the pH of same within specific limits
A neutral pH foamed glass article is produced from a mixture of pulverized glass particles, foaming agent, binder, and water, wherein the glass article is heated to remove excess moisture and...
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5821184 |
Foamed glass article for preparing surfaces, use therefor, and method of making same
A foamed glass article for preparing surfaces, the use therefor, and a method of making same are provided. The foamed glass article is in the form of a block, disk or similar product, and is used...
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5772714 |
Process for producing opaque silica glass
A process for producing opaque silica glass in which a quartz raw material grain having a particle size of 10 to 350 μm is filled into a heat resistant mold, the quartz raw material grain is ...
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5744242 |
Protective liner article and method of making it
A protective liner article for wet scrubbers and the like consists of a cellulated glass block of corrosion-resistant material, such as PENNGUARD® Block, a cellulated borosilicate glass, and a ...
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5716424 |
Method of producing glass substrates with improved long-term rigidity at elevated temperatures
Described is a process for the manufacture of glass substrates with improved long-term stability at raised temperatures, in which process a glass substrate is provided with a coating, this coating...
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5676720 |
Method of forming a porous glass substrate
A glass material is formed from SiO2, CaO, Na2 O and P2 O5 and the porous, non-crystalline structure is most preferably created by melting the constituents, cooling and pulverizing the resulting...
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5624875 |
Inorganic porous material and process for making same
A process for producing inorganic porous materials is disclosed. The materials prepared by this process are favorably applied to producing columns for chromatography, porous filters for separating...
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5588977 |
Method of producing glass materials from ash-slag waste
A method of obtaining glass materials from ash-slag. Waste wherein the waste is heated to a melting point temperature and melted in a reducing medium. The obtained melt is cooled by a thermal shock...
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5534348 |
Hollow borosilicate microspheres and method of making
The present invention provides hollow borosilicate microspheres having a mean particle size between 15 and 20 microns, and a true density below 0.25 g/cc. The invention also provides a method for...
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5529594 |
Method for producing mineral fibers having gaseous occlusions
The mineral fiber forming apparatus having electrodes for heating heat softenable mineral material to form a molten mineral mass is disclosed. Organically-coated glass fiber scrap and cullet are...
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5516351 |
Foamed glass manufacture
A foamed glass product and its manufacturer are disclosed. According to the present invention, crushed glass particles and a foaming agent, preferably selected from CaCO3 and CaSO4, are provided....
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5451465 |
Structural glass
The invention discloses an improved structural glass composition and process for manufacture. In one embodiment in which the improved structural glass may be used in isolation, the glass comprises...
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5256180 |
Apparatus for production of hollow glass microspheres
Processes and apparatus for the production of hollow microspheres by thermal expansion of glass particles including the thermal treatment of extremely small glass particles whose dimensions are...
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5176732 |
Method for making low sodium hollow glass microspheres
Low sodium hollow glass microspheres containing less than about 3 wt. % Na2 O are produced from aqueous precursors. The method comprises a) forming an aqueous glass precursor solution or slurry by...
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5100841 |
Porous glass and process for its production
Porous glass consisting essentially of silica, zirconia and an alkali metal compound, wherein the content of zirconia is at least 5% by weight and the content of the alkali metal compound is at...
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5069702 |
Method of making small hollow glass spheres
Small hollow glass spheres are prepared by adding a surfactant to a liquid glass precursor mixture. The surfactant-containing solution or dispersion can be formed into droplets which are directed...
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5039630 |
Method for producing granular multi-cellular glass and the glass produced by the method
Disclosed is a granular multi-cellular glass and a method for producing the same. An ordinary multi-cellular glass grain having relatively low moisture content ratio was prepared as starting...
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5009688 |
Process for producing porous glass
A process for producing porous glass, which comprises preparing a reaction solution containing a metal alkoxide or its oligomer and an organic polymer, hydrolyzing and polymerizing the metal...
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4952530 |
Dental composite material and process
A composite suitable for use as dental composite is provided by a glass material having a softening range of at least 10° C. and having a particle size of less than 250 mesh to provide a precursor ...
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4933306 |
Artificial pumice stone
Artificial pumice is produced which comprises cellular glass bodies devoid of glass crust and with rounded edges and points, and preferably having a density between about 0.2-2.0 grams per cubic...
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4927442 |
Method of producing open-pore sintered glass filters and product
Filter bodies are made by mixing borosilicate glass powder, potassium sulphate and 30% aqueous polyethylene glycol solution per kilogram of mixture. The mixture is filtered and dried and glass...
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4908339 |
Flexible glass
Alkali metal silicate glass is mixed with water to form an aqueous alkali metal silicate glass suspension, then dried to form a flexible solid alkali metal silicate glass product which may be...
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4904293 |
Production of high silica glass microspheres
Production of microspheres having a very high silica content produced from a starting glass whose silica content is less than 80% by weight, with the remainder being essentially made up of boron...
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4904291 |
Process for the manufacture of open porous sintered bodies being prepronderantly composed of glass ceramics
A process for manufacturing open porous sintered bodies with large open pore volume and defined pore diameters and which at least predominantly consist of glass-ceramics. They are obtained by...
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4871695 |
Process for the production of glass
A process for the production of a glass by the vacuum melting method using silica as a raw material is disclosed, comprising filing a silica fine powder in a suitable vessel, heating it in the...
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4849001 |
Method for making sintered glass
A porous water soluble glass body is formed by sintering powdered glass, compacted to a predetermined density, at a temperature near the glass softening temperature (Ts). The porous body may be...
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4826788 |
Composition for producing foamed glass molded products
A composition and process for producing a foamed glass molded product, the process employing a composition which is a mixture of one part by weight of a finely ground glass containing more than 25...
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4824807 |
Flexible alkali metal silicate glass products
Alkali metal silicate glass is mixed with water to form an aqueous alkali metal silicate glass suspension, then dried to form a flexible solid alkali metal silicate glass product which may be...
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4797377 |
Massive crystalline aluminosilicate with expanded structure and process for its manufacture
The present invention relates to a novel crystalline massive aluminosilicate with an expanded structure and to its process of manufacture. The particular structure is a closed cell structure...
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4778502 |
Production of glass microspheres
Processes and apparatus for the production of hollow microspheres by thermal expansion of glass particles including the thermal treatment of extremely small glass particles whose dimensions are...
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4769057 |
Fluidized bed cellulation process
Sintered particles of pulverulant glass and cellulating agent are coated with a parting agent and introduced into a fluidizing vessel. Gas is passed upwardly through the fluidizing vessel at a...
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4734322 |
Process for the preparation of a glass based cellular mineral and various articles made therefrom
The invention concerns a process for the preparation of a glass based cellular mineral and also the manufacture of various articles from this material.The process is characterized in that a mixture...
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4726829 |
Fabrication of precision glass shells by joining glass rods
A method for making uniform spherical shells. The present invention allows niform hollow spheres to be made by first making a void in a body of material. The material is heated so that the...
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4693739 |
Method for producing glass bubbles
A method for producing glass bubbles, which comprises heating a glass powder containing a gas-blowing agent in an atmosphere containing steam having a partial steam pressure of at least 0.2...
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4670035 |
Method and apparatus for generating microshells of refractory materials
A system is described for forming accurately spherical and centered fluid-filled shells, especially of high melting temperature material. Material which is to form the shells is placed in a solid...
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4670033 |
Method of consolidating fine pores of porous glass
A method of consolidating fine pores of a porous glass by impregnating the fine pores with an energy decomposable compound exemplified by SiH4. Energy is applied to the decomposable compound...
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4661137 |
Process for producing glass microspheres
The invention relates to a process and apparatus for producing hollow glass microspheres. According to embodiments of the invention, particles of a soda-lime-silica glass containing slight amounts...
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4643753 |
Method for making spherical particles
A process and apparatus for spheridizing irregularly shaped minute particles, and the spheres produced thereby, in which a thin carbonaceous coating is applied to the particles in a unique manner,...
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4613351 |
Solid material having special electrical properties and a method for its preparation
The invention comprises a solid material that is an electrical conductor in a single direction which comprises an amorphous glass matrix containing a plurality of microscopically thin metal...
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4603085 |
Process for preparing decorative foamed phosphate ceramic materials
The present invention relates to a method by which a composition which will provide a foamed phosphate ceramic material is cast upon a support surface comprising regions having a substantially...
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