Mark Identification

SPECS

Serial Number

74801141

Filing Date

May 20, 1991

Registration Date

Oct 12, 1993

Trademark by

STONE & WEBSTER ENGINEERING CORP.

Classification Information

installation of environmental equipment; namely, entrained hydrocarbon separator/extractor, a reactor for inorganic chemical liquid phase oxidation, a reactor for organic chemical oxidation, a light photolysis reactor, and anion separation equipment for use in the treatment of caustic chemical wastes produced by the petroleum petrochemical, olefins or chemical industries

Building Construction and Repair