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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:

Class Number Class Name Patents
501/71 And chromium, nickel, or cobalt 248


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14

Patent Number Title Of Patent Date Issued
5342810 Zinc-containing, lead- and cadmium-free glass frits, method of their production and their use Aug. 30, 1994
5338771 Joint endoprosthesis with Al.sub.2 O.sub.3 ceramic head and a composite socket and process for making it Aug. 16, 1994
5330939 Method of preparing vitreous ceramic composition suitable for coating ceramic articles Jul. 19, 1994
5326728 Lead-free enamel compositions for the decoration of low-expansion glass-ceramics Jul. 5, 1994
5320986 Green-colored infrared and ultraviolet radiation absorbing glass and method of producing same Jun. 14, 1994
5318931 Glass panes for vehicles Jun. 7, 1994
5308803 Glass compositions May. 3, 1994
5300465 Photochromic glasses which darken to a pink hue Apr. 5, 1994
5296294 Glass panel resistant to coloring when irradiated with electron rays Mar. 22, 1994
5284807 Glass fiber forming composition, glass fibers obtained from the composition and substrate for circuit board including the glass fibers as reinforcing material Feb. 8, 1994
5281563 Dental ceramic material with a relatively low processing temperature Jan. 25, 1994
5275978 Colored crystallized glass article and method for producing the same Jan. 4, 1994
5270268 Aluminum borate devitrification inhibitor in low dielectric borosilicate glass Dec. 14, 1993
5270269 Lead-free fine crystal glassware Dec. 14, 1993
5264400 Glass panes for vehicles Nov. 23, 1993
5250488 Mineral fibers decomposable in a physiological medium Oct. 5, 1993
5246889 Glass-ceramic and artificial dental crown formed therefrom Sep. 21, 1993
5244847 Alkali free glass Sep. 14, 1993
5240886 Ultraviolet absorbing, green tinted glass Aug. 31, 1993
5219799 Lithium disilicate-containing glass-ceramics some of which are self-glazing Jun. 15, 1993
5217928 Hollow glass spheres Jun. 8, 1993
5214008 High visible, low UV and low IR transmittance green glass composition May. 25, 1993
5212122 Transparent colored glass ceramic with good thermal stability and variable transmission in the IR region May. 18, 1993
5210057 Partially crystallizable glass compositions May. 11, 1993
5204293 Burgundy colored glassware Apr. 20, 1993
5204291 Transparent lead-free glazes Apr. 20, 1993
5124282 Glasses and overglaze inks made therefrom Jun. 23, 1992
5121748 Biocompatible infused absorption glass containing FeO Jun. 16, 1992
5112778 Batch composition for making infrared and ultraviolet radiation absorbing green glass May. 12, 1992
5100840 Method of preparing a briquette batch Mar. 31, 1992
5096857 Chemically stabilized cristobalite Mar. 17, 1992
5091345 Glass composition Feb. 25, 1992
5079194 Crystal growth inhibitor for glassy low dielectric inorganic composition Jan. 7, 1992
5077133 Infrared and ultraviolet radiation absorbing green glass composition Dec. 31, 1991
5071796 Flat glass composition with improved melting and tempering properties Dec. 10, 1991
5069826 Infrared radiation absorbing blue glass composition Dec. 3, 1991
5064785 Alkali-resistant glass for forming glass fibers Nov. 12, 1991
5030593 Lightly tinted glass compatible with wood tones Jul. 9, 1991
5030594 Highly transparent, edge colored glass Jul. 9, 1991
5023207 Slawsonite-containing glass-ceramics Jun. 11, 1991
5013487 Infrared radiation absorbing glue glass composition May. 7, 1991
5013362 Fluorine-free superopaque enamel frits May. 7, 1991
5009709 Strong dental porcelain and method for its manufacture Apr. 23, 1991
4983550 Hollow glass spheres Jan. 8, 1991
4933307 Silica-rich porous substrates with reduced tendencies for breaking or cracking Jun. 12, 1990
4900697 Glass powders for dental glass ionomer cements Feb. 13, 1990
4897371 Glass article protected from coloring by electron rays and method of using Jan. 30, 1990
4880567 Thick film copper conductor inks Nov. 14, 1989
4874550 Thick-film copper conductor inks Oct. 17, 1989
4853349 Glass-ceramics suitable for dielectric substrates Aug. 1, 1989

1 2 3 4 5 6 7 8 9 10 11 12 13 14


 
 
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