Chemicals for use in purifying gas; chemical preparations in the nature of filtering materials in gas, oil, and diesel fuel industries; mineral substances in the nature of filtering materials in gas, oil, and diesel fuel industries; vegetable substances in the nature of filtering materials in gas, oil, and diesel fuel industries; unprocessed plastics; unprocessed synthetic resins; unprocessed artificial resins; ion-exchange resins being chemical preparation; masking compounds for use in the manufacture of printed circuit boards; chemical coatings used in the manufacture of printed circuit boards; chemical source material for the deposition of thin films upon semiconductor wafers for the manufacture of semiconductors; chemical preparations for scientific purposes, other than for medical or veterinary use; chemical reagents, other than for medical or veterinary purpose; plastics in unprocessed form, in powder, liquid or paste form; polymerization plastics

Separating machines for chemical processing; rare gas extractive instruments, namely, extracting machines for chemically processing gases to produce hydrogen, oxygen and nitrogen gases; extracting machines for chemical processing; gas compressors; carbon dioxide gas-operated power generators; battery cells processing machine; hand-held battery actuated hydraulic crimp tool; oil field equipment, namely, drilling rig mechanization machines and devices; oil refining machines; machines for the production of optical lenses and replacement parts therefor; filters for cleaning cooling air, for engines; fuel filters; filtering machines for chemical processing; sifting machines; industrial mixer for mixing liquids in the chemical industries