Patent information:
| Patent: | Utility 2,224,853 |
| Patented: | December 17, 1940 |
| Applied: | October 26, 1939 |
| Title: | Method of Manufacturing Ceramic of Vitreous Ware |
| Description: | Manufacturing method to improve quality of porcelain during firing |
| Category: | Manufacturing |
| Assigned to: | The Ohio Brass Co. |
Patentee Information:
| AUSTIN, Arthur O. | Barberton, OH |
Class and subclass information:
| Class: | 264 | PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES |
| Subclass: | 600 | HEAT POLISHING (E.G., GLAZING, ETC.) OF INORGANIC ARTICLE SURFACE OUTSIDE OF MOLD; |
| Class: | 65 | GLASS MANUFACTURING |
| Subclass: | 17.2 | PROCESSES; Sol-gel or liquid phase route utilized; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 30 | WITH FLUIDS OR VACUUM; Insulators; |
| Class: | 264 | PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES |
| Subclass: | 601 | HEAT POLISHING (E.G., GLAZING, ETC.) OF INORGANIC ARTICLE SURFACE OUTSIDE OF MOLD; Of clay containing block, tile, or brick; |
| Class: | 264 | PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES |
| Subclass: | 667 | OUTSIDE OF MOLD SINTERING OR VITRIFYING OF SHAPED INORGANIC ARTICLE OR PREFORM; Including specified molding pressure or controlling of molding pressure (e.g., cold isostatic pressing, hydrostatic pressure, etc.); |
| Class: | 427 | COATING PROCESSES |
| Subclass: | 376.2 | WITH POST-TREATMENT OF COATING OR COATING MATERIAL; Heating or drying (e.g., polymerizing, vulcanizing, curing, etc.); Fusion or softening of coating; Inorganic coating; Metal oxide- or silicon-containing coating (e.g., glazed, vitreous enamel, etc.); |
Known specimens:
| None known |
Drawings:
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