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Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
pipe screw joint with lubricating film | 24 | 2007 |
threated connection for drilling and operating hydrocarbon wells | 24 | 2009 |
photocurable composition suitable for rust prevention of a threaded joint for steel pipes | 24 | 2009 |
device for measuring an internal or external profile of a tubular component | 23 | 2011 |
low-alloy steel having a high yield strength and a high sulphide-induced stress cracking… 🛈 | 23 | 2010 |
threaded end of a tubular component for drilling or working hydrocarbon wells, and resul… 🛈 | 23 | 2010 |
set for producing a threaded connection for drilling and operating hydrocarbon wells, an… 🛈 | 23 | 2009 |
galling-resistant threaded tubular component, and process for coating said component | 23 | 2009 |
threaded connection comprising at least one threaded element with an end lip for a metal… 🛈 | 23 | 2007 |
lubrication composition with adaptable friction coefficient for the threaded member of a… 🛈 | 22 | 2007 |