U.S. federal trademark · Serial No. 86664882 · Reg. No. 4931271
Proppant for use in oil well and gas well hydraulic fracturing operations; Foundry sand; Unprocessed synthetic resins for use in the manufacture of molding compounds; Unprocessed fluoropolymer resin for use in extrusion and molding; Polymer alloy compositions used for molding; Ceramic particles for use as a filtering media for industrial use; Mineral substances in the nature of filtering materials for industrial use; Chemicals for absorbing gas, namely, ethylene; Ceramic powders used in manufacturing; Ceramic compositions in the solid state for manufacture of fibrous monolithic ceramic compartments for use in high temperature applications; Aluminium oxides (alumina); Chrome alum; Chemicals and fluids, namely, hydraulic fracturing fluids, used in oil and gas enhanced recovery operations
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