AOCV

Valves of metal, other than parts of machines

Downloadable and recorded computer software for subsurface and reservoir engineering

Installation and repair of valves and valve equipment for use in subsurface and reservoir engineering

Scientific and technological services, namely, scientific research and design relating thereto in the field of subsurface and reservoir engineering; industrial analysis and research services in the field of subsurface and reservoir engineering; design and development of computer hardware and software; technological consultancy services related to work on pipes, tubes, pipelines and tubing in the field of subsurface and reservoir engineering