CONJUNTO DE VEDACAO ANULAR PARA ESTABELECER UMA VEDACAO METAL-A-METAL

An all-metal, well annulus packoff assembly for establishing a high pressure, corrosion resistant metal-to-metal seal between a wellhead housing and a casing hanger, including an annular metallic seal element having a generally upstanding U-shaped cross section that is adapted for non-rotational seq...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	SHIVA P. SINGEETHAM
Format:	Patent
Sprache:	por
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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