| |
 |
|
Class Information
Number: 501/126
Name: Compositions: ceramic > Ceramic compositions > Refractory > Trivalent metal compound (e.g., iron oxide, chromium oxide, trivalent rare earth oxide, etc.) containing
Description: Subject matter containing a compound of a trivalent metal.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4737477 |
Ceramic powder and articles |
Apr. 12, 1988 |
| 4666873 |
Aluminum nitride-boron nitride composite article and method of making same |
May. 19, 1987 |
| 4624796 |
Piezoelectric filler and flexible piezoelectric composites |
Nov. 25, 1986 |
| 4400431 |
Magnesium aluminum spinels |
Aug. 23, 1983 |
| 4349637 |
Alumina binder for fiber containing alumina |
Sep. 14, 1982 |
| 4316964 |
Al.sub.2 O.sub.3 /ZrO.sub.2 ceramic |
Feb. 23, 1982 |
| 4306909 |
Low-expansion ceramics and method of producing the same |
Dec. 22, 1981 |
| 4298385 |
High-strength ceramic bodies |
Nov. 3, 1981 |
| 4298387 |
Agglomerated mixtures of highly dispersed metal oxides and opacifiers |
Nov. 3, 1981 |
| 4297143 |
Temperature stabilized silicon dioxide-mixed oxide, the process for its production and use |
Oct. 27, 1981 |
| 4292081 |
Boride-based refractory bodies |
Sep. 29, 1981 |
| 4287260 |
Cordierite crystal-containing glaze |
Sep. 1, 1981 |
| 4266978 |
Synthesis of mixed oxide composition |
May. 12, 1981 |
| 4221748 |
Method for making porous, crushable core having a porous integral outer barrier layer having a density gradient therein |
Sep. 9, 1980 |
| 4221594 |
Material composition for fired ceramic articles having a high degree of porosity and crushability characteristics |
Sep. 9, 1980 |
| 4201606 |
Refractory exothermic heating insulating articles |
May. 6, 1980 |
| 4196011 |
Self-hardening water-soluble mold and process for producing the same |
Apr. 1, 1980 |
| 4175117 |
Production of ceramic powders for ferrite, spinel, titanate and garnet production |
Nov. 20, 1979 |
| 4166147 |
Shaped and fired articles of TiO.sub.2 |
Aug. 28, 1979 |
| 4146379 |
Process for densifying polycrystalline articles |
Mar. 27, 1979 |
| 4143107 |
Silicon nitride-based sintered material and method for manufacturing the same |
Mar. 6, 1979 |
| 4128433 |
Dense and impervious stabilized hafnium oxide ceramic |
Dec. 5, 1978 |
| 4127416 |
Method of producing a ceramic product |
Nov. 28, 1978 |
| 4119469 |
Insulating ceramic substances having controlled porosity and the method for preparing them by sintering |
Oct. 10, 1978 |
| 4115134 |
Transparent yttria ceramics and method for producing same |
Sep. 19, 1978 |
| 4102694 |
Refractory material for repairing blast furnaces |
Jul. 25, 1978 |
| 4054627 |
Dense chromium sesquioxide |
Oct. 18, 1977 |
| 4046580 |
Silicon nitride-based sintered material and method for manufacturing the same |
Sep. 6, 1977 |
| 4046581 |
Refractory binder |
Sep. 6, 1977 |
| 4040845 |
Ceramic composition and crucibles and molds formed therefrom |
Aug. 9, 1977 |
| 4028124 |
Method of enhancing the refractoriness of high purity fused silica |
Jun. 7, 1977 |
| 4018615 |
Refractory material containing fused silica and crystalline phase silica |
Apr. 19, 1977 |
| 4016446 |
Refractory-oxide-based incandescible radiators and method of making |
Apr. 5, 1977 |
| 4014706 |
Solid solution ceramic materials |
Mar. 29, 1977 |
| 3993603 |
Composition for VO.sub.2 incandescent lamp current inrush limiters |
Nov. 23, 1976 |
| 3988405 |
PROCESS FOR FORMING THIN WALLED ARTICLES OR THIN SHEETS |
Oct. 26, 1976 |
| 3975290 |
Aerosol synthesis of ceramic powders |
Aug. 17, 1976 |
| 3969125 |
Heat resistive and reinforced composite material |
Jul. 13, 1976 |
| 3954479 |
High-temperature and wear-resistant antifriction material having low thermal expansions |
May. 4, 1976 |
|
|
|
