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7 results returnedResume of work of the nonmetals division :calendar year 1936
Annual report of the nonmetals division, fiscal year 1937
Fluorescent minerals used in lighting and elsewhere
Perlite, source of synthetic pumice
Published Year
Subject
- Nonmetallic minerals (2)
- Nonmetals (2)
- Electrolytic oxidation (1)
- Fluorescent minerals (1)
- Manganese oxides (1)
- Manganous sulfate--Oxidation (1)
- Perlite (1)
- Welding (1)
- Welding industry (1)
- Zinc--Electrometallurgy (1)
- Zinc--Metallurgy (1)
Author
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