Oil and gas well equipment and components therefor, namely, pump plungers, sucker rod guides, sucker rod couplings, valve rods, polished rods, polished rods liners, and connectors for pumps

Corrosion-resistant metal overlays and alloys for use in the oil and gas industry, specifically for welding to fittings, steel plates, flanges, and piping components of oil and gas pipelines

roofing membranes

COMPOSITE METAL AND PLASTIC PANELS FOR USE AS WALLS FOR BUILDING EXTERIORS

CHEMICALS FOR USE IN ELECTROPLATING SOLUTIONS

metal pipes, storage tanks and pressure vessels