Providing on-line non-downloadable software for sizing, selecting, configuring, and quoting control valves and regulators

Computer software for sizing, selecting, configuring, and quoting control valves and regulators

Parts of oilfield wellhead machines, namely, gate valves, frac valves, and valve parts; parts of equipment for oil and gas production, namely, gate valves, frac valves, and valve parts; parts of equipment for hydraulic fracturing operations, namely, gate valves, frac valves, and valve parts; valve seats and valve systems for hydraulic fracturing pumps; machine valves, namely, gate valves, frac valves and parts therefor

Treatment of materials, namely, metal hardfacing