Oil refining machines; oil drilling machines; sludge pumps specially used for petroleum; drifting machines for oil wells; oil pump specially used for petroleum, namely, high-pressure pumps for use in oil or gas well hydraulic fracturing; floating or non-floating oil drilling rigs; machines and equipment for oil development and refinement, namely, oil pumping machines, oil refining machines; well cleanup machine; mine borers; industrial machine presses; hydraulic presses for metalworking; cutting machines; drilling bits for oil drilling machines; electric hand-held drills; hand-held pneumatic drills; compressed air pumps; hydraulic pumps; back pressure valves as parts of machines; compressed air machines; hydraulic and pneumatic components, namely, replacement parts for machines, namely, replacement parts for trench excavators, drag-line excavators, hoisting machines, locomotive cranes, shoveling machines, power shovels and log handling machines, namely, chassis parts, hydraulic and pneumatic parts

Extraction of oil and gas

Pharmaceuticals including pharmaceutical preparations for use in stimulating white blood cell production