Patents for C03B 19 - Other methods of shaping glass (6,508)
06/1989
06/15/1989DE3741393A1 Process for producing shaped bodies comprising highly pure SiO2
06/07/1989EP0319031A2 Manufacture of a quartz glass vessel for the growth of single crystal semiconductor
05/1989
05/31/1989EP0318100A2 Process for manufacturing glass articles
05/31/1989CN2038495U Form-machine for weiqi piece
05/23/1989US4833015 Multilayer foam glass with dense glass surface layer and method of producing same
05/23/1989CA1254420A1 Small anamorphic lenses and method
05/10/1989EP0315292A1 Extrusion die for forming thin-walled honeycomb structures
05/02/1989US4826521 Hydrolysis of silicon tetrachloride
04/1989
04/18/1989US4822660 Lightweight ceramic structures and method
04/11/1989US4820328 Vitrification of asbestos waste
04/04/1989US4819039 Particle beam deposition of glass on semiconductor, doping, annealing
04/04/1989US4818731 Colored frit and method for manufacturing of artificial stone
04/04/1989CA1251975A1 Optical element with a varying refractive index and a method for its manufacture
03/1989
03/29/1989EP0308780A1 Method of preparing porous sintered articles
03/29/1989CN1031988A Spherulizing furnace and process of manufacturing vitreous beads
03/28/1989US4816051 Method of manufacturing glass bodies by means of extrusion
03/28/1989CA1251668A1 Radiation-resistant optical conductor
03/15/1989EP0306951A1 Method for preparing silica gel particles
03/07/1989US4810674 Strength and optical transparency
03/07/1989US4810275 Method of making optical waveguides using glass forming pulverulent material
02/1989
02/28/1989US4808460 Laminated structures containing an inorganic corrugated or honeycomb member
02/28/1989CA1250601A1 Manufacturing vitreous beads
02/23/1989WO1989001640A1 Macro-gradient optical density transmissive light concentrators, lenses and compound lenses of large geometry, and fabrication thereof
02/23/1989WO1989001460A1 Laser initiated chain reactions for producing a sintered product
02/21/1989US4806328 Hydrolysis of tetraethoxysliane
02/21/1989CA1250145A1 Apparatus for the continuous production of optical fibres
02/16/1989DE3726022A1 Process for the production of single- or multiwalled elements
02/08/1989EP0302785A1 Method for producing silica microspheres
01/1989
01/31/1989US4801318 Hydrolysis of silicon compound, gelation, drying, and sintering
01/25/1989EP0299993A1 Strengthening glass structures.
01/24/1989CA1249305A1 Method for synthesizing mgo-a1.sub.2o.sub.3- sio.sub.2 glasses and ceramics
01/18/1989CN1030398A Spherulitizing furnace and process of manufacturing vitrous beads
01/17/1989US4798758 Foam glass having crust layer and method of producing same
01/17/1989US4798694 Method for producing composite materials
01/11/1989EP0165253B1 Fabrication of high-silica glass article
12/1988
12/28/1988CA1247332A Method of forming a glass or ceramic product
12/28/1988CA1247321A Method of manufacturing tubes and device for carrying out the method
12/27/1988US4793980 Hollow porous microspheres as substrates and containers for catalyst
12/27/1988US4793844 Melting, tableting, cooling in graphite ring
12/20/1988CA1246875A1 Process for eliminating the axial refractive index depression in optical fibres
12/13/1988US4791005 Method for the manufacture of silicon oxide layers doped with boron and phosphorus
12/08/1988DE3717891C1 Process and device for producing rotationally symmetrical small parts from glass
12/07/1988EP0294176A2 Lightweight laminated or composite structures
12/07/1988EP0294046A2 Process for making cellular glass nodules by means of a fluidized bed
12/06/1988US4789389 Sintering dried gel formed from organosilicon compound; casting, drying, sintering, isostatic pressing
11/1988
11/30/1988EP0293064A2 Sol-gel method for making ultra-low expansion glass
11/23/1988EP0292424A2 Process and apparatus for producing expanded articles
11/23/1988EP0292179A2 Method for producing ultra-high purity, optical quality, glass articles
11/23/1988EP0291905A2 Method of forming reinforced glass composites
11/22/1988US4786618 Sol-gel method for making ultra-low expansion glass
11/22/1988US4786304 Composite molding process
11/22/1988US4786302 Sol-gel process
11/15/1988US4784679 Spiral layering
11/09/1988EP0289918A1 Process for preparing compact, crystalline and pore-free moulded articles from oxide ceramics
11/08/1988US4783214 Size reduction, entrainment, solidification
11/08/1988CA1244484A1 Process and apparatus for producing an expanded mineral material
11/03/1988WO1988008412A1 Method and apparatus for forming glass flakes
11/03/1988DE3714221C1 Apparatus for the production of glass or glass-ceramic sheets
11/02/1988EP0289240A1 Method and apparatus for glass flakes
11/01/1988US4781753 Process for producing fine spherical particles from non-flowing powders
11/01/1988US4781744 Calcium phosphate crystallized glass
11/01/1988US4781741 High velocity stream of molten drops impacts surface; fragments cool to powder
10/1988
10/25/1988US4780432 Controlled fiber distribution technique for glass matrix composites
10/18/1988US4778502 Entrainment of particles in gas current with fluidizing agent; thermal expandsion, rapid cooling
10/18/1988US4778500 Laser initiated chain reactions for producing a sintered product
10/12/1988EP0286097A2 Method of forming silicon dioxide glass films
10/11/1988US4777154 Hollow microspheres made from dispersed particle compositions and their production
10/11/1988US4776867 From hydrolyzed silicon alkoxide
10/11/1988US4776865 Having uniform axial cross-section; glass-ceramic impregnated fibers; cross-over weaving; axial stretching
10/11/1988CA1242888A1 Method of and device for manufacturing optical fibres
10/04/1988CA1242614A1 Gas-filled glass beads
09/1988
09/27/1988US4774037 Method for producing solid or hollow spherical particles of chosen chemical composition and of uniform size
09/21/1988EP0283144A1 Porous glass monoliths
09/13/1988US4770682 Device for manufacturing optical fiber preforms
09/06/1988US4769058 Method of making a smooth silica glass body
09/06/1988US4769057 Sintered glass particles heated to form nodules which float on surface
08/1988
08/31/1988EP0280085A1 Coating composition and process for the production of glassy layers
08/30/1988US4767433 Hydrolysis of silicon alkoxide in presence of acid and alcohol
08/30/1988US4767429 Glass body formed from a vapor-derived gel and process for producing same
08/23/1988US4765819 Method for making planar lightwave guides
08/23/1988US4765818 Hydrolyzing tetraalkoxysilanes in a sol-gel reaction medium of water and trioxane
08/23/1988CA1240882A1 Coated glass microbubbles
08/17/1988EP0278244A2 Conveyor belt
08/17/1988CN86103379B Method of producing an elongated glass body particularly a preform for optical waveguides
08/16/1988US4764218 Process for the preparation of micro inorganic foamed granules
08/16/1988US4764195 Method of forming reinforced glass composites
08/03/1988EP0276886A1 Method and apparatus for producing rotationally symmetric porous solid bodies
07/1988
07/27/1988CN87107834A Preparation of organosiltoxane/metal oxide coatings
07/26/1988US4759787 Applying a polarization potential across the wall to cause impurity ions to migrate away from inner wall
07/26/1988CA1239530A1 Porous sintered glass with large open pore volume
07/21/1988DE3700382A1 Process for foaming glass-forming mineral materials, in particular waste materials such as fly ashes, mud, gravel sludge, flotation residues, ashes from waste etc.
07/20/1988EP0275144A2 Method for producing granular multicellular glass and the glass produced by the method
07/20/1988EP0274829A2 Method of forming a fiber reinforced inorganic composite
07/14/1988WO1988005031A1 Strengthening glass structures
07/13/1988CN87107277A Glass body formed from vapour-derived gel and process for producing same
07/12/1988US4756746 Process of producing fine spherical particles
07/12/1988CA1239005A1 Continuous inorganic fiber consisting of si, n and o and method of producing the same
07/06/1988EP0179908B1 Method for forming fiber reinforced composite articles
07/05/1988CA1238821A1 Method for producing highly pure glass preform for optical fiber
07/05/1988CA1238820A1 Fabrication of high-silica glass article
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