Patent information:
| Patent: | Utility 1,049,005 |
| Patented: | December 31, 1912 |
| Applied: | July 29, 1911 |
| Title: | Insulating Composition and Process of Making the Same |
| Description: | Artificial reconstructed lava made from combining soapstone or talc (hydrated silicate of magnesia), with a binder which is the precipitate of a mixture of magnesium sulfate and sodium silicate. The combination is then molded to the desired shape and fired at 1000 to 1300 degrees centigrade or higher. |
| Category: | Composition |
| Assigned to: | General Electric Co. |
Patentee Information:
Class and subclass information:
| Class: | 501 | COMPOSITIONS: CERAMIC |
| Subclass: | 122 | CERAMIC COMPOSITIONS; Refractory; Magnesium compound containing; And silicon compound; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 110A | CONDUITS, CABLES OR CONDUCTORS; Insulated; Oxide; |
| Class: | 264 | PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES |
| Subclass: | 681 | OUTSIDE OF MOLD SINTERING OR VITRIFYING OF SHAPED INORGANIC ARTICLE OR PREFORM; Producing metal oxide containing product; |
| Class: | 51 | ABRASIVE TOOL MAKING PROCESS, MATERIAL, OR COMPOSITION |
| Subclass: | 308 | |
Known specimens:
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