GALLING-RESISTANT THREADED TUBULAR COMPONENT, AND PROCESS FOR COATING SAID COMPONENT
摘要
A galling-resistant threaded tubular component for drilling or operating hydrocarbon wells is described, said tubular component having at one of its ends (1; 2) a threaded zone (3; 4) produced on its external or internal peripheral surface depending on whether the threaded end is male or female in type, at least a portion of the end (1; 2) being coated with a dry film comprising a fluorourethane matrix. A process for coating said component.
申请公布号
WO2011076350(A3)
申请公布日期
2011.10.13
申请号
WO2010EP07556
申请日期
2010.12.10
申请人
VALLOUREC MANNESMANN OIL & GAS FRANCE;SUMITOMO METAL INDUSTRIES, LTD.;PINEL, ELIETTE;GARD, ERIC;PETIT, MIKAEL;GOUIDER, MOHAMED