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Class Information
Number: 501/70
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 aluminum or iron compound > And divalent metal oxide (e.g., oxides of zinc, cadmium, beryllium, alkaline earth metal, magnesium, etc.) > Calcium oxide containing
Description: Compositions in which the divalent metal oxide is calcium oxide.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4339254 |
Glass manufacture employing a silicon carbide refining agent |
Jul. 13, 1982 |
| 4337316 |
Sanitary ware and process of production |
Jun. 29, 1982 |
| 4337410 |
Cathode-ray tube face-plate |
Jun. 29, 1982 |
| 4337295 |
Borosilicate, opal glass article |
Jun. 29, 1982 |
| 4331770 |
Low liquidus glasses for television tube faceplates |
May. 25, 1982 |
| 4323652 |
Starting mixture for a dielectric composition, screen printing paste having such a starting mixture, and product obtained |
Apr. 6, 1982 |
| 4309507 |
Glass and hermetic seal |
Jan. 5, 1982 |
| 4302250 |
Glass envelopes for tungsten-halogen lamps |
Nov. 24, 1981 |
| 4298388 |
Alkali-free sealing glasses for molybdenum |
Nov. 3, 1981 |
| 4297141 |
Optical glass for optical paths |
Oct. 27, 1981 |
| 4293325 |
Method of forming hermetic seals |
Oct. 6, 1981 |
| 4293324 |
Process for the production of layered glass batch pellets |
Oct. 6, 1981 |
| 4287260 |
Cordierite crystal-containing glaze |
Sep. 1, 1981 |
| 4285731 |
Lead-free and cadmium-free frits |
Aug. 25, 1981 |
| 4284686 |
Spectacle lenses to reduce discomfort from aphakia and certain eye diseases |
Aug. 18, 1981 |
| 4272500 |
Process for forming mullite |
Jun. 9, 1981 |
| 4270945 |
Method of melting flat glass using nitrates to suppress sulfurous emissions |
Jun. 2, 1981 |
| 4255198 |
Glass for sealing to molybdenum metal |
Mar. 10, 1981 |
| 4243423 |
Glass manufacturing |
Jan. 6, 1981 |
| 4243421 |
Alkali-resistant glass composition |
Jan. 6, 1981 |
| 4240837 |
Cadmium glass having low cadmium oxide solubility |
Dec. 23, 1980 |
| 4238705 |
Incandescent lamp seal means |
Dec. 9, 1980 |
| 4235634 |
Colored soda-lime glassware |
Nov. 25, 1980 |
| 4225443 |
Sintered-glass-granule filter medium |
Sep. 30, 1980 |
| 4221604 |
Hermetic seals |
Sep. 9, 1980 |
| 4211568 |
Storable glass batch composition |
Jul. 8, 1980 |
| 4205992 |
Alkali resistant, synthetic, mineral fibres |
Jun. 3, 1980 |
| 4203746 |
Method for centrifugal fiberization of hard glass |
May. 20, 1980 |
| 4203774 |
Glass composition and fibers |
May. 20, 1980 |
| 4201559 |
Method of producing a glass-ceramic |
May. 6, 1980 |
| 4199336 |
Method for making basalt glass ceramic fibers |
Apr. 22, 1980 |
| 4199364 |
Glass composition |
Apr. 22, 1980 |
| 4194807 |
Optical fiber wave-guides for signal transmission comprising multiple component glass with an adjusted expansion co-efficient between the core and mantle |
Mar. 25, 1980 |
| 4192689 |
Ion exchange strengthening of soda-lime-silica glass |
Mar. 11, 1980 |
| 4192688 |
Product and process for forming same |
Mar. 11, 1980 |
| 4189325 |
Glass-ceramic dental restorations |
Feb. 19, 1980 |
| 4180618 |
Thin silicon film electronic device |
Dec. 25, 1979 |
| 4179638 |
Cathode ray tube panel |
Dec. 18, 1979 |
| 4173484 |
Artificial stone and method for making |
Nov. 6, 1979 |
| 4153439 |
Method for the production of mineral wool, especially for use in basic milieu |
May. 8, 1979 |
| 4149895 |
Glass with high refractive index and low density |
Apr. 17, 1979 |
| 4143018 |
Cements |
Mar. 6, 1979 |
| 4140533 |
Alkali resistant glass compositions and alkali resistant glass fibers prepared therefrom |
Feb. 20, 1979 |
| 4126476 |
Aluminous quartz ceramics and method |
Nov. 21, 1978 |
| 4122460 |
Ink jet nozzle structures |
Oct. 24, 1978 |
| 4120808 |
Gas discharge dielectric containing a source of boron, gallium, indium, or thallium |
Oct. 17, 1978 |
| 4119434 |
Method of making a blistered silicate material |
Oct. 10, 1978 |
| 4108621 |
Process of producing soft aperture filter |
Aug. 22, 1978 |
| 4108169 |
Hardenable sheet materials for surgical splints |
Aug. 22, 1978 |
| 4106946 |
Steep absorption edge filter glass |
Aug. 15, 1978 |
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