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4164610 |
Glasses exhibiting high lithium ion mobility
The present invention relates to the preparation of essentially silica-free glasses which can be melted at low temperatures and which have compositions within the Li 2 O--Al 2 O 3 and/or F--B 2 ...
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4141741 |
Compositions of fluoride glasses and process for manufacturing fluoride glasses
Compositions of fluorinated glasses are disclosed which result from the ternary composition of ZrF 4 or HfF 4 , BaF 2 and ThF 4 or UF 4 , each component being within a specified range of...
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4098610 |
Biocidal glass additive for marine paints
This invention relates to the production of borate-based or silicate-based glasses containing copper which are operable as biocidal additives in marine anti-fouling coatings. Zinc and/or tin may be...
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4043852 |
Anomalous dispersion glass exhibiting the anomalous partially dispersing property in the long wave length region
This invention provides an anomalous dispersion glass exhibiting an η d value of 1.54-1.71 and anν d value of 55-30, and the anomaly of a partially dispersing property in the long wave length...
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4038203 |
Certain alkali metal-rare earth metaphosphate photoluminescent glasses
High intensity photoluminescent glasses comprising certain alkali metal-rare earth metaphosphates are suitable for use in display panels, indicator lights, and decorative illumination, etc. These...
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4032351 |
Rare earth ceramic for frequency conversion of radiation
A rare earth ceramic having a microcrystal phase buried in a glassy phase for the coversion of radiation in the near-infrared band from about 0.85 to 1.06 um into visible light. It comprises a...
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3960578 |
Arsenic pentoxide glasses
Arsenic pentoxide glasses characterized by containing 8 - 60 wt.% arsenic pentoxide and correspondingly 92 - 40 wt.% polyvalent metal fluorides exhibit improved processing characteristics while...
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3960754 |
Multi-wavelength optical filter
A multi-wavelength optical filter, particularly useful for shielding against laser light, includes compounds incorporated into a glass base which produce Cu 2 + ions, Er 3 + ions, and Ce 3 + ...
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3958970 |
Method of casting fluorescent lenses
Fluorescent material for the optical frequency conversion of near infrared radiation from 0.85 to 1.06 μm into visible radiation. The constituents of the material are (i) vitrifying fluorides of...
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3951669 |
Fusion seals and sealing compositions for their production
This invention relates to sealing mixtures consisting essentially of a sealing glass having a low sealing temperature and a high coefficient of thermal expansion, and a glass-ceramic additive that...
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3907535 |
Process of making a partially crystallizable seal
Soldering glass compositions which can be soldered to form airtight joints having a high mechanical strength are provided by employing an admixture of a thermally devitrifiable solder glass and an...
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3880663 |
Fluoroborate glass exhibiting fluorescence at 1.06 micrometers
A novel glass exhibits fluorescence from trivalent neodymium ions at a wavelength of approximately 1.06 micrometers. The glass consists essentially of about 98 weight percent of a host glass and...
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3877995 |
Potassium borate glass compositions
An amorphous glass sytem based on potassium borate, which may also contain additives to modify viscosity, expansion coefficient, and the like, has found particular utility as the membrane material...
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3869404 |
Neodymium doped Na2 O. P2 O5 -ZnCl2 glass exhibiting fluorescence at 1.06 micrometers
A novel glass exhibits fluorescence from trivalent neodymium ions at a wavelength of approximately 1.06 micrometers. The glass consists essentially of 98 to 99 weight percent of a host glass and 1...
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3869405 |
Glass exhibiting fluorescence at 1.06 micrometers
A novel glass exhibits fluorescence from trivalent neodymium ions at a wavelength of approximately 1.06 micrometers. The glass consists essentially of about 98 weight percent of a host glass and...
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3791859 |
STRESS GRADING COATINGS FOR INSULATORS
A stress grading coating for insulators comprising a non-linear semiconducting coating, such as silicon carbide, or the like using a glass binder having a fusion temperature of less than 850°C.
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3779948 |
VITREOUS COMPOUNDS WITH BISTABLE ELECTRICAL CHARACTERISTICS
A new class of vitreous compounds having bistable electrical characteristics, that is to say, two different states of electric resistance is described. The new class of vitreous compounds can be...
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3773528 |
IMPROVED UV TRANSMITTING LANTHANIUM-ZINC-BORATE GLASS COMPOSITION
An improved ternary lanthanum-zinc-borate glass composition having improved ultraviolet light transmission in near ultraviolet spectral range, and a process for preparing such a glass composition...
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3771375 |
PRECISION LINEAR MOTION CONVERTING AND POSITION MEASURING APPARATUS
A roller-band device including an idler roller, drive roller and band, is mounted on a carriage movable linearly relative to the band so that the angle of rotation of the drive roller is related to...
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3650778 |
LOW-EXPANSION, LOW-MELTING ZINC PHOSPHOVANADATE GLASS COMPOSITIONS
Low-melting, low-expansion, lead-free glass compositions are provided for sealing ceramics parts and encapsulating ceramic substrates. In addition to having a thermal expansion matching that of...
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3615762 |
THORIUM-FREE, LANTHANUM BORATE OPTICAL GLASS
Thorium-free optical glass having increased resistance to acids and improved devitrification characteristics, and containing by weight as essential ingredients from 37 to 45% B 2 O 3 , from 45 to...
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3615764 |
ARSENIC PENTOXIDE GLASS COMPOSITIONS
Optical glass compositions comprising 8 to 60 percent by weight arsenic pentoxide and 40 to 92 percent by weight simple and/or complex inorganic fluorides.
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3545989 |
LOW LOSS LEAD FLUORIDE SEALING GLASSES
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3531271 |
METHOD OF DRYING GLASSES BY AN ANHYDROUS AGENT
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3531305 |
METHOD OF MAKING INFRARED TRANSMITTING GERMANATE GLASSES
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3473935 |
SYNTHESIS OF BERYL
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3454408 |
SOLDER GLASS COMPOSITIONS AND METHOD OF SEALING METAL THEREWITH
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3454433 |
LOW TEMPERATURE TEMPORARY PROTECTIVE CERAMIC COATING COMPOSITIONS FOR METALS,AND RESULTING COATED METAL ARTICLES
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3421915 |
METHOD FOR FORMING STRONG METALLIC BONDS TO LEAD-CONTAINING GLASS
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3408212 |
Low melting oxide glass
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3350341 |
Silver compositions containing novel vitreous binders and a vehicle
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3320170 |
Transparent magnetic glass compositions
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3305490 |
Fluorescent phosphate glass
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3282711 |
Preshaped two-phase glass ceramic body and process for preparing the same
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3258349 |
Light porous refractory brick and method
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3188216 |
Glass containing strontium and gallium compounds
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3178322 |
Metal preheat-treat coating
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3156573 |
Novel fluosulfate glasses
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3151982 |
Xerographic plate
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2995468 |
Glaze and enamel compositions including lithium fluosilicate and method of making them
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2954300 |
Method of preparation of single crystal ferroelectrics
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2840478 |
Coating composition
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3816576 |
Title is not available
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3734754 |
Title is not available
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3829331 |
Title is not available
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3690908 |
Title is not available
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