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Class Information
Number: 501/60
Name: Compositions: ceramic > Ceramic compositions > Glass compositions, compositions containing glass other than those wherein glass is a bonding agent, or glass batch forming compositions > Silica containing > 40 percent - 90 percent by weight silica > And lead
Description: Compositions additionally containing lead or a lead compound.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4677081 |
Arsenic-free lead silicate vacuum tube glass |
Jun. 30, 1987 |
| 4612292 |
Lead/alkaline earth metal silicates and vitrescible compositions comprised thereof |
Sep. 16, 1986 |
| 4591455 |
Purification of contaminated liquid |
May. 27, 1986 |
| 4562162 |
Glass for multi-focal eyeglass lens |
Dec. 31, 1985 |
| 4521524 |
Contrast enhancement filter for color CRT display devices |
Jun. 4, 1985 |
| 4520115 |
High absorbance Pb-containing glass for cathode ray tube picture screen |
May. 28, 1985 |
| 4503158 |
Double or mixed silicates of alkali metal and other glass modifier metal(s) used to prepare glass compositions |
Mar. 5, 1985 |
| 4495299 |
Thallium-containing optical glass composition |
Jan. 22, 1985 |
| 4495298 |
Thallium-containing optical glass |
Jan. 22, 1985 |
| 4390637 |
X-Ray absorbing glass for a color cathode ray tube having a controlled chromaticity value and a selective light absorption |
Jun. 28, 1983 |
| 4376829 |
Glass for use in monochromatic colored light emitting cathode ray tubes |
Mar. 15, 1983 |
| 4366252 |
Fluorine-free, zirconia-free, X-ray absorbing silica based glass, containing oxides of lead, barium and strontium plus oxides of calcium, magnesium, sodium, potassium, cerium, titanium, arseni |
Dec. 28, 1982 |
| 4347326 |
Foamable glass composition and glass foam |
Aug. 31, 1982 |
| 4337410 |
Cathode-ray tube face-plate |
Jun. 29, 1982 |
| 4288250 |
Glass filter for contrast enhancement in CRT displays |
Sep. 8, 1981 |
| 4282021 |
Method of making photochromic glasses suitable for simultaneous heat treatment and shaping |
Aug. 4, 1981 |
| 4240836 |
Colored photochromic glasses and method |
Dec. 23, 1980 |
| 4212678 |
Rapidly crystallized beta-spodumene glass-ceramic materials |
Jul. 15, 1980 |
| 4200467 |
Zirconium-containing borosilicate glasses |
Apr. 29, 1980 |
| 4183620 |
Joint doped porous glass article with high modifier concentrations |
Jan. 15, 1980 |
| 4174490 |
Cathode-ray tube |
Nov. 13, 1979 |
| 4156755 |
Lithium containing ion exchange strengthened glass |
May. 29, 1979 |
| 4123731 |
Glass for use in ultrasonic delay lines |
Oct. 31, 1978 |
| 4110097 |
Method for the manufacture of glass |
Aug. 29, 1978 |
| 4101709 |
Low modules glass fibers and laminate reinforced with same |
Jul. 18, 1978 |
| 4099978 |
High refractive index hydrated glasses |
Jul. 11, 1978 |
| 4099834 |
Low loss glass suitable for optical fiber |
Jul. 11, 1978 |
| 4098596 |
Method for preparing optical articles from hydrated glasses |
Jul. 4, 1978 |
| 4093469 |
Molded glass articles having bulk homogeneity and optical quality surface |
Jun. 6, 1978 |
| 4073654 |
Optical articles prepared from hydrated glasses |
Feb. 14, 1978 |
| 4046545 |
Method for making molded glass articles having bulk homogeneity and optical quality surface |
Sep. 6, 1977 |
| 4021253 |
Method for manufacturing glass frit |
May. 3, 1977 |
| 4002482 |
Glass compositions suitable for incorporation into concrete |
Jan. 11, 1977 |
| 3987330 |
Zirconia containing glass compositions for cathode ray tubes |
Oct. 19, 1976 |
| 3956558 |
Ceramic decalcomania and method |
May. 11, 1976 |
| 3949335 |
Reed switch construction |
Apr. 6, 1976 |
| 3940277 |
Glass-ceramics containing fibers exhibiting thermoplastic properties |
Feb. 24, 1976 |
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