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Found 2 results for "chemical treatments"
213112
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...
oil and gas support services
well maintenance
exploration support
cementing wells
well perforation
332811
Metal Heat Treating
NAICS code 332811 covers establishments primarily engaged in metal heat treating processes including annealing, tempering, brazing, and cryogenic trea...
metal heat treating
annealing
tempering
brazing
cryogenic treatment