PROTKEEP

[ Chemical agents for use in metal surface film formation for reducing lixiviation of metal component; chemical agents, namely, metal surface film formation agent for lixiviation reduction of cadmium, copper, and zinc; chemicals, namely, chemical agents for use in the manufacture of metal; adhesives not for stationery or household purposes, but for use in the manufacture of metal; higher fatty acids for use in the manufacture of metal; nonferrous metals, namely, antimony, silicon, cerium, and tellurium; non-metallic minerals, namely, sulphur; unprocessed plastics in primary form ]

[ Iron and steel; nonferrous metals and their alloys, namely, alloys of common metal; metal materials for building and construction, namely, water pipes, hinges, bars for railings, wall panels, ceiling panels, doors, beams, windows, gates, floor boards, window shutters, tiles and handles for doors; metal pulleys, springs and valves not including machine elements; metal junctions for pipes; metal flanges; metal hardware, namely, metal springs; industrial packaging containers of metal ]

Metal surface film formation treatment for anti-rust or polishing; metal surface film formation treatment for lixiviation reduction of cadmium, copper, or zinc; treatment of metal; [ ceramic processing; water treating; recycling of waste; rental of metal treating machines and tools; rental of chemical processing machines and apparatus ]