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Thread system

Thread system for extension drill rod connections

Threaded assembly of metal tubes designed to contain a...

Threaded connection comprising at least one threaded element...

Threaded connection engagement and disengagement system and...

Threaded connection for drill pipes

Threaded connection with high compressive rating

Threaded coupling

Threaded coupling, male and female extension members as well...

Threaded element of a component with opposed threading...

Threaded fastener, method of fabrication thereof and method...

Threaded joint for oil well pipes

Threaded joint for tubes

Threaded joint with improved resilient seal ring

Threaded pipe connection

Threaded spacer

Threaded thin-walled drill tube joint

Threaded tubular connection with outer threaded ring

Threaded union for tubulars used in high-pressure fluid...