- Brush blocks, carbon or molded graphite, manufacturing
- Brushes and brush stock contacts, electric, carbon and graphite, manufacturing
- Brushplates, carbon or graphite, manufacturing
- Carbon electrodes and contacts, electric, manufacturing
- Carbon specialties for aerospace use (except gaskets) manufacturing
- Carbon specialties for electrical use manufacturing
- Carbon specialties for mechanical use (except gaskets) manufacturing
- Carbons, electric, manufacturing
- Carbons, lighting, manufacturing
- Contacts, electrical, carbon and graphite, manufacturing
- Electrodes for thermal and electrolytic uses, carbon and graphite, manufacturing
- Fibers, carbon and graphite, manufacturing
- Graphite electrodes and contacts, electric, manufacturing
- Graphite specialties for aerospace use (except gaskets) manufacturing
- Graphite specialties for electrical use manufacturing
- Graphite specialties for mechanical use (except gaskets) manufacturing
- Heat shields, carbon or graphite, manufacturing
- Lighting carbons manufacturing
- Metal-graphite product manufacturing
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