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Found 3 results for "chemical treatment"
Support Activities for Oil and Gas Operations
NAICS code 213112 covers establishments primarily engaged in providing support activities for oil and gas operations on a contractual or fee basis. Th...
Wood Preservation
NAICS code 321114 covers establishments primarily engaged in wood preservation, including treating wood products such as lumber, poles, pilings, and p...
Metal Heat Treating
NAICS code 332811 covers establishments primarily engaged in metal heat treating processes including annealing, tempering, brazing, and cryogenic trea...