STRUTHERS SW WELLS

Electric heaters for commercial use; feed water heaters; industrial boilers; electric direct fired process heaters for commercial use; gas direct fired process heaters for commercial use; thermal fluid systems, namely, thermal fluid heaters for commercial and industrial use for heat transfer of liquids and gases; waste heat recovery equipment, namely, industrial boilers for heat recovery; gas air heaters for commercial and industrial use; electric air heaters for commercial and industrial use; combustion chambers; plumbing fittings, namely, screw-on plug closures; multi-wall vessels in the nature of heat exchangers that are not parts of machines; heat exchangers used to preheat combustion air for fired process heaters, industrial boilers, and central station boilers; process equipment sold as integral component parts of industrial heating units and boilers for commercial and industrial heating systems, namely, tanks, absorption columns, desorption columns, extraction columns, rectification columns, distillation columns, and piping; rotating equipment, namely, air and gas blowers for heaters; once through steam generators; heat pumps

Metal fabrication and finishing services for others; contract manufacturing for others in the field of feedwater heaters, steam surface condensers and power plant heat exchangers; custom construction of feedwater heaters, steam surface condensers and power plant heat exchangers

Engineering; engineering process design for others in the field of industrial heating and cooling; mechanical engineering; engineering services in the nature of finite-element thermal and stress analysis of industrial boilers, pressure vessels, fuel direct fired process heaters and shell and tube heat exchangers, all in the field of industrial heating and cooling equipment; chemical reaction engineering; design of electrical wiring systems for others; instrumentation and control system engineering; foundation and structural design for others in the field of industrial heating and cooling equipment; software development; field service engineering; design of fluid pumps and pipes for others; research and development of feedwater heaters, and power plant heat exchangers