ExxonMobil grants Nippon Steel first license for patented field welding technology for x120 ultra high-strength linepipe
Green Car Congress
AUGUST 12, 2011
ExxonMobil has granted Nippon Steel the world’s first license for patented field welding technology used to construct high-pressure pipelines made with X120 ultra high-strength steel linepipe. Welding is performed using standard automated and semi-automated welding tools familiar to pipeline industry welders. Source: Nippon Steel.
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