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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 |
| 4091951 |
Lamps for high powers |
May. 30, 1978 |
| 4090882 |
Glassy calcium silicate fibers made from phosphorus slag |
May. 23, 1978 |
| 4089694 |
Glass composition |
May. 16, 1978 |
| 4087285 |
Method for strengthening vitreous products and composition boards |
May. 2, 1978 |
| 4084976 |
Lead-free glaze for alumina bodies |
Apr. 18, 1978 |
| 4081259 |
Method for forming coated cellular glass pellets |
Mar. 28, 1978 |
| 4066466 |
Low pollution glass fiber compositions |
Jan. 3, 1978 |
| 4065317 |
Novel glass compositions |
Dec. 27, 1977 |
| 4065281 |
Production of amber glass |
Dec. 27, 1977 |
| 4060662 |
Article having a surface layer of catalytic ash by-product of coal combustion |
Nov. 29, 1977 |
| 4060423 |
High-temperature glass composition |
Nov. 29, 1977 |
| 4055435 |
Glass compositions for ophthalmic lenses |
Oct. 25, 1977 |
| 4054472 |
Alkali-resistant compositions for forming glass fibers |
Oct. 18, 1977 |
| 4050947 |
Process for opalizing glass |
Sep. 27, 1977 |
| 4046948 |
Acid resistant glass fibers |
Sep. 6, 1977 |
| 4043821 |
Vitroceramic materials and process of making the same |
Aug. 23, 1977 |
| 4042405 |
High strength ophthalmic lens |
Aug. 16, 1977 |
| 4040998 |
Aqueous dispersion of ceramic slurry |
Aug. 9, 1977 |
| 4038089 |
Process for producing vitreous fibers containing cement as major constituent |
Jul. 26, 1977 |
| 4036654 |
Alkali-resistant glass compositions |
Jul. 19, 1977 |
| 4036623 |
Method of making hardened ophthalmic lenses by ion exchange |
Jul. 19, 1977 |
| 4030935 |
Glass |
Jun. 21, 1977 |
| 4028131 |
Raw materials for glass making and method of making them |
Jun. 7, 1977 |
| 4026715 |
Glass compositions, fibers and methods of making same |
May. 31, 1977 |
| 4023976 |
Manufacture of glass using briquettes |
May. 17, 1977 |
| 4022627 |
Crystallizable glasses and nephetine glass-ceramics containing ZrO.sub.2 and ZnO |
May. 10, 1977 |
| 4015966 |
Manufacture of X-ray absorbing glass composition by a float glass process |
Apr. 5, 1977 |
| 4015048 |
Ceramic articles having cordierite coatings |
Mar. 29, 1977 |
| 4012263 |
Alkali-free glasses |
Mar. 15, 1977 |
| 4012131 |
High strength ophthalmic lens |
Mar. 15, 1977 |
| 4009015 |
Method of making glass-ceramics from modified basalts |
Feb. 22, 1977 |
| 4007048 |
Dark red transparent refractory glass |
Feb. 8, 1977 |
| 4004935 |
Glazing compositions for ceramic articles |
Jan. 25, 1977 |
| 4002482 |
Glass compositions suitable for incorporation into concrete |
Jan. 11, 1977 |
| 3998617 |
Method of improving the mechanical strength of glass |
Dec. 21, 1976 |
| 3986855 |
Method of making glassware having a handcrafted appearance |
Oct. 19, 1976 |
| 3986883 |
Expanded riolite glasses and a process for the preparation thereof |
Oct. 19, 1976 |
| 3978362 |
Glass envelope for tungsten-bromine lamp |
Aug. 31, 1976 |
| 3969122 |
Formulation for producing soda-lime glass including coal ash |
Jul. 13, 1976 |
| 3969100 |
Method of pelletizing glass batch materials |
Jul. 13, 1976 |
| 3964917 |
Objects of marble-like glass ceramic |
Jun. 22, 1976 |
| 3961970 |
Reed switch construction |
Jun. 8, 1976 |
| 3962117 |
Cathodoluminescent glasses activated by manganese |
Jun. 8, 1976 |
| 3957496 |
Molybdenum sealing glass-ceramic composition |
May. 18, 1976 |
| 3955989 |
Crystallized glass article having a surface pattern |
May. 11, 1976 |
| 3955990 |
Vitroceramics |
May. 11, 1976 |
| 3951670 |
Cristobalite suppression in high-silica Li.sub.2 O-Al.sub.2 O-SiO.sub.2 devitrified glass frits |
Apr. 20, 1976 |
| 3945838 |
Glass compositions and their fibers |
Mar. 23, 1976 |
| 3942966 |
Methods of preparing ceramic material |
Mar. 9, 1976 |
| 3942992 |
Chemically resistant silicate glass |
Mar. 9, 1976 |
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