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Swivel joints in hose-lines
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Industry
CPC
E21B21/02
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B21/00
Methods or apparatus for flushing boreholes
Current Industry
E21B21/02
Swivel joints in hose-lines
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