METRO MATERIALS CORPORATION

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TULSA, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Composition and process to create foaming slag cover for molten steel
- Patent number 4,528,035
- Issue date Jul 9, 1985
- Metro Materials Corporation
- William B. Simpson
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73502902 - METRO MATERIALS CORPORATION
- Serial number 73502902
- Registration number 1375344
- Filing date Oct 9, 1984
- METRO MATERIALS CORPORATION
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73503289 - STEELMAKER'S FURNACE FOAMER
- Serial number 73503289
- Filing date Oct 9, 1984
- METRO MATERIALS CORPORATION
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry