U.S. federal trademark · Serial No. 71566960 · Reg. No. 0534802
ENGINEERING AND DEVELOPMENT SERVICES IN THE CHEMICAL, MECHANICAL, METALLURGICAL, AND CIVIL ENGINEERING FIELDS FOR THE DESIGNING, CONSTRUCTING, AND OPERATION OF REFINERY EQUIPMENT FOR THE CONVERSION AND REFINING OF ORGANIC MATERIALS INCLUDING HYDROCARBONS TO MORE USEFUL PRODUCTS, PARTICULARLY FOR USE AS A FUEL OR ADDITIVE
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