专利名称：Threaded tubular connection with
progressive axial thread interference
发明人：Eric Verger,Damien De Montlebert,Emeric
Thoreau
申请号：US10558410申请日：20040513公开号：US07661728B2公开日：20100216
专利附图：
摘要：A threaded connection includes at least one contact zone axially separatedfrom threadings in which male and female elements are in sealed contact via bearingsurfaces respectively constituted by a cambered surface and by a tapered surface.
申请人：Eric Verger,Damien De Montlebert,Emeric Thoreau
地址：Gommegnies FR,Paris FR,Villeneuve d'Ascq FR
国籍：FR,FR,FR
代理机构：Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
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