METHOD OF BONDERISING THREAD AND SEALING TAPER BORES OF COUPLINGS AND METALLIC SAFEGUARDS OF OIL COUNTRY TUBULAR GOODS

FIELD: metallurgy.SUBSTANCE: proposed method comprises degreasing, flushing in cold and hot water, bonderising and impregnation. Note here that degreasing is carried out in solution of BOK-6 detergent at 40-50°C, detergent content making 20-40 g/l.EFFECT: dense homogeneous fine crystalline coating,...

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Hauptverfasser:	KUZNETSOV SERGEJ BORISOVICH, TIKHONTSEVA NADEZHDA TAKHIROVNA, ODINOKOVA NADEZHDA IVANOVNA, PETRENKO ALEKSEJ PETROVICH, OVCHINNIKOV DMITRIJ VLADIMIROVICH, KRESS JULIJA VALENTINOVNA, GREKHOV ALEKSANDR IGOREVICH, GONCHAROV VALENTIN SERGEEVICH, NOVOZHILOV IGOR' NIKOLAEVICH, SUVOROV ALEKSANDR VADIMOVICH
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
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