1
[ fly ash, a coal by-product used for concrete admixtures ]
4
Electrical and thermal energy
35
Market analysis and research in the field of energy trading; procurement services, namely negotiating energy rates and services for others; providing information to save energy and improve equipment performance
36
Commodity energy trading services; brokerage services in the field of energy trading markets; financial analysis and consultation in the field of energy trading
37
[ Construction and construction management supervision of electrical generation transmission and distribution facilities for others; maintaining and repairing electrical generation, transmission and distribution facilities for others; providing information on reducing expenditures on equipment repair and/or replacement; oilfield power services, namely, installation and maintenance of secondary electrical services ]
39
Utility services, namely, the transmission of electric and thermal energy to wholesale customers
40
Production of electric and thermal energy to wholesale customers; generation of electricity
42
[ Engineering and consulting services in the field of utilities and energy technology; designing electrical generation, transmission and distribution facilities for others; monitoring and diagnostic information services for the operation failure detection of electricity generation, transmission and distribution systems ]
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